9th Biology Notes- Smart Syllabus (ALP)
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Smart BIOLOGY – 9TH (MCQs-EM)
According to ALP Smart Syllabus
CHAPTER: 01
(MCQs from Exercise)
01. | Members of the same species living in the same place at the same time make a: | |||||||
(a) | Habitat | (b) | Biosphere | (c) | Community | (d) | Population | |
02. | If a scientist is studying the methods of inserting human insulin gene in bacteria, which branch of biology may this be? | |||||||
(a) | Anatomy | (b) | Physiology | (c) | Biotechnology | (d) | Pharmacology | |
03. | Which one will be the correct sequence of the levels of organization of life? | |||||||
(a) | Cell, organelle, molecule, organ, tissue, organ system, individual | |||||||
(b) | Molecule, tissue, organelle, cell, organ system, organ, individual | |||||||
(c) | Molecule, organelle, cell, tissue, organ system, individual | |||||||
(d) | Organ system, organ, tissue, cell, molecule, organelle, individual | |||||||
04. | Which of these major bio elements is in the highest percentage in protoplasm? | |||||||
(a) | Carbon | (b) | Hydrogen | (c) | Oxygen | (d) | Nitrogen | |
05. | Which of the following groups includes organisms all of which are absorptive in their nutrition? | |||||||
(a) | Protists | (b) | Animals | (c) | Bacteria | (d) | Fungi | |
06. | Similar cells organized into groups and performing the same function are known as: | |||||||
(a) | Organelle | (b) | Tissue | (c) | Organ | (d) | Organ system | |
07. | Which of these tissues also make the glandular tissue in animals? | |||||||
(a) | Epithelial tissue | (b) | Muscular tissue | (c) | Connective | (d) | Nervous tissue | |
08. | The level of organization that is less definite in plants is: | |||||||
(a) | Tissue level | (b) | Organ level | (c) | Organ system level | (d) | Individual level | |
09. | What is true about volvox? | |||||||
(a) | Unicellular prokaryote | (b) | Unicellular eukaryote | (c) | Colonial eukaryote | (d) | Multicellular eukaryote | |
10. | When we study the feeding relations among different animal species of a forest, at what level of organization we are studying? | |||||||
(a) | Individual | (b) | Population | (c) | Community | (d) | Biosphere |
(Additional MCQs)
01. | The scientific study of living things is called: | |||||||
(a) | Physics | (b) | Chemistry | (c) | Biology | (d) | Farming | |
02. | The study of internal structure is called: | |||||||
(a) | Morphology | (b) | Zoology | (c) | Ecology | (d) | Anatomy | |
03. | Histology is the scientific study of: | |||||||
(a) | Organs | (b) | Cells | (c) | Muscles | (d) | Tissues | |
04. | The microscopic study of tissues is called: | |||||||
(a) | Morphology | (b) | Histology | (c) | Physiology | (d) | Cell biology | |
05. | The study of fossil is called: | |||||||
(a) | Taxonomy | (b) | Socio biology | (c) | Genetics | (d) | Paleontology | |
06. | The knowledge deals with the study of insects is called: | |||||||
(a) | Pharmacology | (b) | Parasitology | (c) | Embryology | (d) | Entomology | |
07. | The total number of elements in nature is: | |||||||
(a) | 92 | (b) | 93 | (c) | 91 | (d) | 90 | |
08. | The number of bio elements in nature is: | |||||||
(a) | 13 | (b) | 14 | (c) | 15 | (d) | 16 | |
09. | The element that 65% of the total mass of organisms is: | |||||||
(a) | Hydrogen | (b) | Carbon | (c) | Oxygen | (d) | Nitrogen | |
10. | Which of these major bio elements is in the highest percentage in protoplasm? | |||||||
(a) | Carbon | (b) | Hydrogen | (c) | Nitrogen | (d) | Oxygen | |
11. | The element mostly present in an individual is: | |||||||
(a) | Nitrogen | (b) | Carbon | (c) | Oxygen | (d) | Hydrogen | |
12. | Which one of the following is Macromolecule? | |||||||
(a) | Glucose | (b) | Water | (c) | Hydrogen | (d) | Starch | |
13. | Example of micro molecule is: | |||||||
(a) | Glucose | (b) | Starch | (c) | Lipids | (d) | Proteins | |
14. | Cells performing similar functions arranged into groups: | |||||||
(a) | Tissues | (b) | Organ | (c) | Organ system | (d) | Organism | |
15. | The level of organization that is less defined in plants is: | |||||||
(a) | Organism level | (b) | Organ system level | (c) | Organ level | (d) | Tissue level | |
16. | In 2010 the population of humans in Pakistan was (million): | |||||||
(a) | 117.5 | (b) | 173.5 | (c) | 176.5 | (d) | 198.5 | |
17. | The portion of earth inhabited by organisms communities is known as: | |||||||
(a) | Habitat | (b) | Biosphere | (c) | Ecosystem | (d) | Population | |
18. | Bio element is: | |||||||
(a) | Aluminum | (b) | Cobalt | (c) | Bromine | (d) | Carbon | |
19. | The highest level of biological organization is: | |||||||
(a) | Species | (b) | Tissue | (c) | Ecosystem | (d) | Biosphere | |
20. | Meaning of “logos” is: | |||||||
(a) | Activity | (b) | Structure | (c) | Thinking | (d) | Function | |
21. | The scientific study of life is called: | |||||||
(a) | Biology | (b) | Cell biology | (c) | Physiology | (d) | Botany | |
22. | Scientific study of animals is called: | |||||||
(a) | Biology | (b) | Zoology | (c) | Botany | (d) | Micro-biology |
{{{notespk.com{{
CHAPTER: 02
(MCQs from Exercise)
01. | Which of the following is a correct sequence in biological method? | |||||||
(a) | Observation, Hypothesis, Law, Theory | (b) | Hypothesis, Observation, Deduction, Experimentation | |||||
(c) | Observations, Hypothesis, Deduction, Experiment | (d) | Law, Theory, Deduction, Observation | |||||
02. | Which one of these is NOT a characteristic of a hypothesis? | |||||||
(a) | Must be consistent will all available data | (b) | Must be testable | |||||
(c) | Must be correct | (d) | Must make prediction | |||||
03. | At which point is a biologist most likely to use reasoning? | |||||||
(a) | While taking observations | (b) | During hypothesis formulation | |||||
(c) | During data organization | (d) | None of these | |||||
04. | A hypothesis must be testable to be scientifically valid. Being testable means that: | |||||||
(a) | Some observation could prove the hypothesis incorrect | |||||||
(b) | Only a controlled experiment can indicate whether hypothesis is correct or incorrect | |||||||
(c) | The hypothesis is proven wrong | |||||||
(d) | The opposite of hypothesis is tested and proven wrong | |||||||
05. | What would be the best experimental design for testing a hypothesis that bean plants require sodium? | |||||||
(a) | Measure the amount of sodium in a few bean plants | (b) | Grow bear plants with and without sodium | |||||
(c) | Look for sodium in leaf tissues | (d) | Analyze root contents for sodium | |||||
06. | A gardener sees a large snake nearby. He knows that generally snakes sting, so the gardener ran away. The gardener did which of the following? | |||||||
(a) | Used reasoning | (b) | Used observation | (c) | Constructed a theory | (d) | Tested a hypothesis | |
07. | A scientific theory has which of the following properties? | |||||||
(a) | It agrees with available evidence | (b) | It cannot be rejected | |||||
(c) | It has been absolutely proven | |||||||
(d) | It does not need to be altered in the light of new evidence | |||||||
08. | Experimentation is only a step of the scientific process, but it is a very important because it always: | |||||||
(a) | Gives the biologist a correct result | (b) | Allows rejection of some alternative hypothesis | |||||
(c) | Ensure that hypothesis can be confirmed with certainly | |||||||
(d) | Gives scientist a chance to work in the laboratory | |||||||
09. | You are testing a hypothesis: “Students learn more if they drink tea before sitting for study” your 20 experimental students drink tea before study: you test their learning by giving question. Your 20 students of the control group should have all experimental conditions identical to the experimental group EXCEPT that: | |||||||
(a) | They should take tea with more milk and sugar | |||||||
(b) | They should take tea before as well as during study | |||||||
(c) | They should not take tea before study | (d) | After taking tea, they should not sit for study | |||||
(Additional MCQs)
01. | Man always remained a: | |||||||
(a) | Chemist | (b) | Biologist | (c) | Geologist | (d) | Bacteria | |
02. | The most basic step of biological method is: | |||||||
(a) | Experimentation | (b) | Observations | (c) | Deductions | (d) | Hypothesis | |
03. | A liter of ethanol weighs ………. Grams. | |||||||
(a) | 789 | (b) | 897 | (c) | 987 | (d) | 100 | |
04. | Tentative explanation of observations is called: | |||||||
(a) | Hypothesis | (b) | Experiment | (c) | Deduction | (d) | Problem | |
05. | The logical consequences/results of hypothesis are called: | |||||||
(a) | Formula | (b) | Observation | (c) | Deduction | (d) | Experiment | |
06. | Deductions are drawn from: | |||||||
(a) | Experiments | (b) | Hypothesis | (c) | Theory | (d) | Law | |
07. | The hypothesis that often tested and never rejected are called: | |||||||
(a) | Laws | (b) | Theories | (c) | Deductions | (d) | Experiment | |
08. | Number of sense organs are: | |||||||
(a) | 5 | (b) | 7 | (c) | 2 | (d) | 9 |
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CHAPTER: 03
(MCQs from Exercise)
01. | Classification means the grouping of organisms on the basis of: | |||||||
(a) | How they feed | (b) | The features they have in common | |||||
(c) | How they respire | (d) | How they can survive | |||||
02. | The kingdom Protista includes: | |||||||
(a) | Unicellular and simple multi cellular organisms with prominent nucleus | |||||||
(b) | True multicellular organisms with no prominent nucleus | |||||||
(c) | True multicellular organisms with prominent nucleus | (d) | Unicellular organisms with no prominent nucleus | |||||
03. | Viruses are not classified in any kingdom because: | |||||||
(a) | They are too poorly understood | (b) | They are too small | |||||
(c) | Their genetics cannot be determined | (d) | They are not considered as organism | |||||
04. | Viruses are assigned to the kingdom: | |||||||
(a) | Monera | (b) | Protista | (c) | Fungi | (d) | None of these | |
05. | A related group of genera comprises: | |||||||
(a) | An order | (b) | A family | (c) | A class | (d) | A phylum | |
06. | In which kingdom would you classify unicellular eukaryotes? | |||||||
(a) | Fungi and Plantae | (b) | Fungi and Monera | (c) | Only Protista | (d) | Only Fungi | |
07. | In binomial nomenclature, the first letter of the __________ name is capitalized. | |||||||
(a) | Family | (b) | Class | (c) | Species | (d) | Genus | |
08. | Which one of the following sequences shows the correct hierarchy of classification going from the smaller to the bigger group? | |||||||
(a) | Kingdom, Phylum, Order, Class, Family, Genus, Species | |||||||
(b) | Kingdom, Phylum, Class, Order, Family, Genus, Species | |||||||
(c) | Genus, Species, Kingdom, Phylum, Order, Class, Family | |||||||
(d) | Species, Genus, Family, Order, Class, Phylum, Kingdom | |||||||
09. | Which of the following may be the correct way of writing the scientific name of an organism? | |||||||
(a) | Canes lupus | (b) | Saccharin | (c) | Grant’s gazelle | (d) | E. Coli | |
10. | A certain organism is multicellular, adapted for photosynthesis, and has multicellular sex organs. To which kingdom does it belong? | |||||||
(a) | Animalia | (b) | Fungi | (c) | Plantae | (d) | Protista | |
11. | Species that are in the same _________ are more closely related than. | |||||||
(a) | Phylum…class | (b) | Family…order | (c) | Class…order | (d) | Family…genus |
(Additional MCQs)
01. | The plant present in particular region are called: | |||||||
(a) | Flora | (b) | Fauna | (c) | Fungi | (d) | Ecosystem | |
02. | It deals with the classification of organisms: | |||||||
(a) | Taxonomy | (b) | Entomology | (c) | Anatomy | (d) | Botany | |
03. | The group of nearest genera is called: | |||||||
(a) | Phylum | (b) | Class | (c) | Order | (d) | Family | |
04. | The basic unit of classification is: | |||||||
(a) | Taxon | (b) | Genus | (c) | Family | (d) | Species | |
05. | The animal unable to reproduce is: | |||||||
(a) | Monkey | (b) | Horse | (c) | Donkey | (d) | Mule | |
06. | Who proposed five kingdom classification system? | |||||||
(a) | E. Chatton | (b) | Robert Whittaker | (c) | Margulis | (d) | Ernst Hackel | |
07. | Which organism is include in kingdom Monera? | |||||||
(a) | Cyanobacteria | (b) | Algae | (c) | Fungi | (d) | Virus | |
08. | Bacteria are assigned to the kingdom: | |||||||
(a) | Fungi | (b) | Monera | (c) | Protista | (d) | Porifera | |
09. | All prokaryotic living things belong to which kingdom? | |||||||
(a) | Protista | (b) | Monera | (c) | Fungi | (d) | Plantae | |
10. | Which group of living organisms absorb his food from the environment? | |||||||
(a) | Protists | (b) | Fungi | (c) | Bacteria | (d) | Animals | |
11. | Scientific name of onion is: | |||||||
(a) | Allium cepa | (b) | Asturias ruben’s | (c) | Zea mays | (d) | Fells domestics | |
12. | The branch of biology which deals with the study of classification of organisms and their evolutionary history is called: | |||||||
(a) | Taxonomy | (b) | Systematics | (c) | Genetics | (d) | Bioinformatics | |
13. | Biodiversity is richer in: | |||||||
(a) | Deserts | (b) | Temperate regions | (c) | Polar regions | (d) | Tropics | |
14. | The largest Taxon is: | |||||||
(a) | Family | (b) | Order | (c) | Class | (d) | Kingdom | |
15. | Nuclear envelope is absent in: | |||||||
(a) | Monera | (b) | Protista | (c) | Fungi | (d) | Plantae | |
16. | Scientific name of human being is: | |||||||
(a) | Homo sapiens | (b) | Pisum sativum | (c) | Rosa indica | (d) | Allium cepa |
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CHAPTER: 04
(MCQs from Exercise)
01. | Which of these clues would tell you whether a cell is prokaryotic or eukaryotic? | |||||||
(a) | The presence or absence of a cell wall | |||||||
(b) | Whether or not the cell is partitioned by internal membranes | |||||||
(c) | The presence or absence or ribosomes | (d) | Whether or not the cell contains DNA | |||||
02. | The plasma membrane does all of these except: | |||||||
(a) | Contains the hereditary material | (b) | Acts as a boundary or border for the cytoplasm | |||||
(c) | Regulates passage of material in and out of the cell | (d) | Functions in the recognition of cell | |||||
03. | Which of these materials is not a component of the plasma membrane? | |||||||
(a) | Lipids | (b) | Carbohydrates | (c) | Proteins | (d) | DNA | |
04. | Cell walls are found in these organisms, except for: | |||||||
(a) | Plants | (b) | Animals | (c) | Bacteria | (d) | Fungi | |
05. | The ________ is a major component of plant cell walls. | |||||||
(a) | Chitin | (b) | Peptidoglycan | (c) | Cellulose | (d) | Cholesterol | |
06. | Plant cells have ________ and ________, which are not present in animal cells. | |||||||
(a) | Mitochondria, chloroplasts | (b) | Cell membrane, cell walls | |||||
(c) | Chloroplasts, nucleus | (d) | Chloroplasts, cell wall | |||||
07. | The __________ is the membrane enclosed structure in eukaryotic cells that contains the DNA of the cell. | |||||||
(a) | Mitochondrion | (b) | Chloroplast | (c) | Nucleolus | (d) | Nucleus | |
08. | Ribosomes are constructed in the: | |||||||
(a) | Endoplasmic reticulum | (b) | Nucleoid | (c) | Nucleolus | (d) | Nuclear pore | |
09. | Rough endoplasmic reticulum is the area in a cell where _________ are synthesized. | |||||||
(a) | Polysaccharides | (b) | Proteins | (c) | Lipids | (d) | DNA | |
10. | Smooth endoplasmic reticulum is the area in a cell where _________ are synthesized. | |||||||
(a) | Polysaccharides | (b) | Proteins | (c) | Lipids | (d) | DNA | |
11. | The mitochondrion functions in: | |||||||
(a) | Lipid storage | (b) | Protein synthesis | (c) | Photosynthesis | (d) | Cellular respiration | |
12. | The extensions of the inner mitochondrial membrane are known as: | |||||||
(a) | Cristae | (b) | Matrix | (c) | Thylakoids | (d) | Stroma | |
13. | The chloroplast functions in: | |||||||
(a) | ATP synthesis | (b) | Protein synthesis | (c) | Photosynthesis | (d) | DNA replication | |
14. | Which of these cellular organelles have their own DNA? | |||||||
(a) | Chloroplast | (b) | Nucleus | (c) | Mitochondrion | (d) | All of these |
(Additional MCQs)
01. | In the cell wall of plants the chemical present is: | |||||||
(a) | Lignin | (b) | Cellulose | (c) | Chitin | (d) | None of these | |
02. | Cell wall of fungi has: | |||||||
(a) | Protein | (b) | Chitin | (c) | Cellulose | (d) | Fats | |
03. | Cell wall is found in all organisms except: | |||||||
(a) | Plants | (b) | Animals | (c) | Bacteria | (d) | Fungi | |
04. | The chemical substance found in large quantity in wood is: | |||||||
(a) | Chitin | (b) | Lignin | (c) | Albumen | (d) | Globulin | |
05. | The major component of plant cell walls is: | |||||||
(a) | Chitin | (b) | Peptidoglycan | (c) | Cellulose | (d) | Cholesterol | |
06. | The cell wall of prokaryotes is composed of: | |||||||
(a) | Lignin | (b) | Cellulose | (c) | Peptidoglycan | (d) | Chitin | |
07. | Cell membrane is mainly composed of: | |||||||
(a) | Lignin | (b) | Proteins and lipids | (c) | Cholesterol | (d) | Peptidoglycan | |
08. | Fluid mosaic model explains the structure of: | |||||||
(a) | Cell wall | (b) | Cell membrane | (c) | Nucleus | (d) | Ribosome | |
09. | Which is not present in cell membrane structure? | |||||||
(a) | Lipids | (b) | Carbohydrates | (c) | Proteins | (d) | DNA | |
10. | It is not component of plasma membrane: | |||||||
(a) | Lipids | (b) | Carbohydrates | (c) | Proteins | (d) | DNA | |
11. | Basically cell membrane is composed: | |||||||
(a) | Lipids and carbohydrates | (b) | Carbohydrates and proteins | |||||
(c) | Proteins and vitamins | (d) | Lipids and proteins | |||||
12. | Ribosomes are constructed in: | |||||||
(a) | Endoplasmic reticulum | (b) | Nucleoid | (c) | Nucleolus | (d) | Nuclear pore | |
13. | The sites of protein synthesis are called: | |||||||
(a) | Cell membrane | (b) | Cytoplasm | (c) | Golgi bodies | (d) | Ribosomes | |
14. | Prepare proteins in the cell: | |||||||
(a) | Ribosomes | (b) | Mitochondria | (c) | Golgi complex | (d) | Vacuole | |
15. | Golgi was awarded Nobel Prize in: | |||||||
(a) | 1908 | (b) | 1807 | (c) | 1906 | (d) | 1916 | |
16. | Where does protein synthesis take place? | |||||||
(a) | Nucleus | (b) | Cell wall | (c) | Ribosome | (d) | Mitochondria | |
17. | Inner layers of mitochondria are called: | |||||||
(a) | Cristae | (b) | Thylakoids | (c) | Matrix | (d) | Stroma | |
18. | The sites of aerobic respiration in cells are: | |||||||
(a) | Golgi bodies | (b) | Mitochondria | (c) | Ribosomes | (d) | Plastids | |
19. | The function of mitochondria is: | |||||||
(a) | Proteins synthesis | (b) | Lipid storage | (c) | Cellular respiration | (d) | Photosynthesis | |
20. | Stroma is found in: | |||||||
(a) | Chloroplast | (b) | Ribosomes | (c) | Golgi apparatus | (d) | Mitochondria | |
21. | Function of chloroplast is: | |||||||
(a) | Photosynthesis | (b) | ATP formation | (c) | Protein formation | (d) | DNA replication | |
22. | The stack of thylakoids is called: | |||||||
(a) | Stroma | (b) | Cristae | (c) | Granum | (d) | Leucoplast | |
23. | Those plastids which are colourless: | |||||||
(a) | Chloroplast | (b) | Leucoplasts | (c) | Chromoplast | (d) | Lipids | |
24. | Which of these organelles have their own DNA? | |||||||
(a) | Golgi apparatus | (b) | Ribosomes | (c) | Mitochondria | (d) | All of these | |
25. | Which organelle is helpful in making spindle fiber? | |||||||
(a) | Lysosomes | (b) | Centrosomes | (c) | Golgi bodies | (d) | Mitochondria | |
26. | A solution has relatively more solute is called: | |||||||
(a) | Hypertonic | (b) | Hypotonic | (c) | Isotonic | (d) | None of these | |
27. | The movement of molecules from lower concentration to higher concentration area is called: | |||||||
(a) | Osmosis | (b) | Diffusion | (c) | Effusion | (d) | Active transport | |
28. | The major energy production centers in cells are: | |||||||
(a) | Nucleus | (b) | Ribosomes | (c) | Cell membrane | (d) | Mitochondria | |
29. | Cell wall is found in all following organisms except: | |||||||
(a) | Plants | (b) | Animals | (c) | Fungi | (d) | Bacteria | |
30. | Chromosomes are composed of: | |||||||
(a) | Lipids | (b) | DNA | (c) | RNA | (d) | DNA and Protein | |
31. | The most common chemical in primary cell wall is: | |||||||
(a) | Glucose | (b) | Cellulose | (c) | Fructose | (d) | Maltose | |
32. | Lysosomes were discovered by: | |||||||
(a) | Carnillio Golgi | (b) | Robert Hook | (c) | Schwan | (d) | Christian Rene Duve |
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CHAPTER: 05
(MCQs from Exercise)
01. | In which stage of the cell cycle each chromosome is duplicated and so it consists of two chromatids? | |||||||
(a) | G1 | (b) | S | (c) | M | (d) | G2 | |
02. | If you observe a like this one. What phase of mitosis is it? | |||||||
(a) | Anaphase | (b) | Telophase | (c) | Metaphase | (d) | Prophase | |
03. | During which phase of mitosis spindles are formed? | |||||||
(a) | G2 | (b) | Interphase | (c) | Prophase | (d) | Metaphase | |
04. | In which stage of cell cycle, the cell is preparing enzymes for chromosome duplication? | |||||||
(a) | G1 | (b) | G2 | (c) | S | (d) | M | |
05. | Which of the following stage of cell division is very different for animal and plant cells? | |||||||
(a) | Metaphase | (b) | Anaphase | (c) | Telophase | (d) | Cytokinesis | |
06. | Prior to cell division, each chromosome replicates or duplicates its genetic material. The products are connected by a centromere and are called: | |||||||
(a) | Sister chromosomes | (b) | Homologous chromosomes | |||||
(c) | Non-sister chromatids | (d) | Sister chromatids | |||||
07. | The process of mitosis ensure that: | |||||||
(a) | Each new cell is genetically different from its parent | |||||||
(b) | Each new cell is receives the proper number of chromosomes | |||||||
(c) | Cells will divide at the appropriate time | (d) | Chromosomes duplicate without errors | |||||
08. | Cytokinesis in a plant cell is characterized by: | |||||||
(a) | The equal division of homologous chromosomes | |||||||
(b) | A pinching off of the cell membrane to divide the cell | |||||||
(c) | The formation of a cell plate in the cytoplasm | |||||||
(d) | The movement of the chromosomes form the metaphase plate | |||||||
09. | Which of the following is unique to mitosis and not a part of meiosis I? | |||||||
(a) | Homologous chromosomes pair forming bivalents | (b) | Homologous chromosomes cross over | |||||
(c) | Chromosome pairs are broken during anaphase | (d) | Chromatids separate during anaphase | |||||
10. | Which event distinguishes meiosis from mitosis? | |||||||
(a) | Condensation of chromosomes | (b) | Loss of the nuclear membrane | |||||
(c) | Formation of metaphase plate | (d) | Pairing of homologous chromosomes | |||||
11. | In which stage of the cell cycle most cells spend their lives? | |||||||
(a) | Prophase | (b) | Metaphase | (c) | Interphase | (d) | Telophase | |
12. | Which of the following distinguishes meiosis from mitosis? | |||||||
(a) | The chromosome number is reduced | (b) | Chromosomes undergo crossing over | |||||
(c) | The daughter cells are genetically different from the parent cell | |||||||
(d) | All of these | |||||||
13. | For mitosis, the chromosomes of cell duplicate during interphase, when do the chromosomes duplicate meiosis? | |||||||
(a) | Before meiosis I | (b) | Before meiosis II | (c) | During meiosis I | (d) | Do not duplicate | |
14. | Find the correct statement: | |||||||
(a) | Homologous chromosomes form pairs during mitosis. | |||||||
(b) | Chromosomes do not duplicate in the interphase preceding meiosis I. | |||||||
(c) | Homologous chromosomes form pairs during meiosis but not mitosis. | |||||||
(d) | Spindles are not required meiosis. | |||||||
15. | What reason would you suggest for the fact that the total DNA content of each daughter cell is reduced during meiosis? | |||||||
(a) | Chromosomes do not duplicated during the interphase before meiosis I. | |||||||
(b) | Chromosomes do not duplicate between meiosis I and II. | |||||||
(c) | Half of the chromosomes form each gamete are broken. | |||||||
(d) | Sister chromatids separate during anaphase of meiosis I. |
(Additional MCQs)
01. | During mitosis one cell divided into daughter cell: | |||||||
(a) | 2 | (b) | 3 | (c) | 4 | (d) | 8 | |
02. | Duplication of chromosomes occur in: | |||||||
(a) | S Phase | (b) | M Phase | (c) | G1 Phase | (d) | Prophase | |
03. | In which stage of the cycle cells spend their lives? | |||||||
(a) | Prophase | (b) | Metaphase | (c) | Telephase | (d) | Interphase | |
04. | In which state cell is preparing enzyme for chromosome duplication? | |||||||
(a) | G-1 | (b) | G-2 | (c) | S | (d) | M | |
05. | At which stage of cell cycle, cell stop dividing? | |||||||
(a) | G 0 | (b) | G 1 | (c) | G 2 | (d) | S | |
06. | The division of nucleus is called: | |||||||
(a) | Synapsis | (b) | Cytokinesis | (c) | Karyokinesis | (d) | Interphase | |
07. | The division of cytoplasm is called: | |||||||
(a) | Karyokinesis | (b) | Phragmoplast | (c) | Phagocytosis | (d) | Cytokinesis | |
08. | In which phase of mitosis nuclear envelope of a cell is broken down? | |||||||
(a) | Prophase | (b) | Metaphase | (c) | Anaphase | (d) | Telophase | |
09. | In which phase of cell division spindle fibers appear: | |||||||
(a) | Prophase | (b) | Metaphase | (c) | Telophase | (d) | Anaphase | |
10. | Complete set of spindle fiber is known as: | |||||||
(a) | Chromatin | (b) | Kinetochore | (c) | Mitotic spindle | (d) | Cleavage | |
11. | Which organisms gives reproduction by budding? | |||||||
(a) | Amoeba | (b) | Paramecium | (c) | Sea star | (d) | Hydra | |
12. | When the tumors remain in their original location are called: | |||||||
(a) | Benign tumors | (b) | Malignant tumors | (c) | Metasis | (d) | None of these | |
13. | The word meiosis derived from Greek means: | |||||||
(a) | To shorten | (b) | To make greater | (c) | To cut | (d) | To duplicate | |
14. | Oscar Hertwig discovered meiosis in: | |||||||
(a) | 1875 | (b) | 1876 | (c) | 1877 | (d) | 1878 | |
15. | Which event distinguished meiosis from mitosis? | |||||||
(a) | Breakage of nuclear envelope | (b) | Condensation of chromosomes | |||||
(c) | Pairing of homologous chromosomes | (d) | Formation of metaphase plate | |||||
16. | Process of formation of new tumors is known as: | |||||||
(a) | Synapsis | (b) | Crossing over | (c) | Metastasis | (d) | Regeneration | |
17. | The division of nucleus is called as: | |||||||
(a) | Endocytosis | (b) | Exocytosis | (c) | Cytokinesis | (d) | Karyokinesis |
{{0333{6858650{{
CHAPTER: 06
(MCQs from Exercise)
01. | What is true about enzymes? | |||||||
(a) | They make biochemical reaction to proceed spontaneously | (b) | They lower the activation energy of a reaction | |||||
(c) | They are not very specific in their choice of substrates | (d) | They are needed in large quantities | |||||
02. | To what category of molecules do enzymes belong? | |||||||
(a) | Carbohydrates | (b) | Lipids | (c) | Nucleic acids | (d) | Proteins | |
03. | What is true about cofactors? | |||||||
(a) | Break hydrogen bonds in proteins | (b) | Help facilitate enzyme activity | |||||
(c) | Increase activation energy | (d) | Are composed of proteins | |||||
04. | Prosthetic groups are: | |||||||
(a) | Required by all enzymes | (b) | Loosely attached with enzymes | |||||
(c) | Proteins in nature | (d) | Tightly bound to enzyme | |||||
(Additional MCQs)
01. | Which scientist gave the concept of metabolism first? | |||||||
(a) | Ibn-e-Nafees | (b) | Jabber Bin Hayan | (c) | Newton | (d) | William | |
02. | Metabolism is derived from Greek word meaning: | |||||||
(a) | Division | (b) | Change | (c) | Deduction | (d) | Matter | |
03. | Molecules at which enzymes act are called: | |||||||
(a) | Catalyst | (b) | Substrates | (c) | Products | (d) | Charges | |
04. | Who first used the term enzyme? | |||||||
(a) | Zacharias Janseen | (b) | Robert Brown | (c) | Winhelm Kuhne | (d) | Louis Pasteur | |
05. | To which category molecules enzymes belong? | |||||||
(a) | Carbohydrates | (b) | Proteins | (c) | Lipids | (d) | Nucleic acid | |
06. | Almost all enzymes are: | |||||||
(a) | Protein | (b) | Vitamin | (c) | Fatty acid | (d) | Minerals | |
07. | Enzymes are made up of: | |||||||
(a) | Fatty acid | (b) | Nucleic acid | (c) | Carbohydrates | (d) | Amino acid | |
08. | Which of the following vitamins work as co-enzyme? | |||||||
(a) | Vitamin B | (b) | Vitamin D | (c) | Vitamin C | (d) | Riboflavin | |
09. | Enzyme used for cleaning utensils is: | |||||||
(a) | Amylase | (b) | Trypsin | (c) | Lipase | (d) | Tylon | |
10. | Biological detergent is: | |||||||
(a) | Pepsin | (b) | Protease | (c) | Glycogen | (d) | Trypsin | |
11. | Lock and key model of enzyme action was proposed by: | |||||||
(a) | Emil Fischer | (b) | Daniel Koshland | (c) | Winhelm | (d) | Calvin | |
12. | Who proposed the induced fit model of enzyme action? | |||||||
(a) | Emil Fischer | (b) | Daniel Koshland | (c) | Ibn-e-Nafees | (d) | Jabber Bin Hayan | |
13. | In all biochemical reactions for the synthesis of large compounds is involved in: | |||||||
(a) | Catabolism | (b) | Anabolism | (c) | Respiration | (d) | Transpiration |
{{{{{
CHAPTER: 07
(MCQs from Exercise)
01. | When a plant was kept in darkness for many days its leaves turned yellow. Why? | |||||||
(a) | Leaves could not get oxygen and so there was no photosynthesis | |||||||
(b) | Leaves could not get light and so there was no respiration | |||||||
(c) | Leaves could not get oxygen and so there was no respiration | |||||||
(d) | Leaves could not get light and so there was no photosynthesis | |||||||
02. | From which bonds of ATP molecule energy is taken? | |||||||
(a) | P-P bonds | (b) | C-H bonds | (c) | C-N bonds | (d) | C-O bonds | |
03. | In which of the following metabolic processes, oxidation as well reduction of molecules occur? | |||||||
(a) | Photosynthesis | (b) | Respiration | (c) | Both | (d) | None of these |
(Additional MCQs)
01. | The loss of electron from atom is called: | |||||||
(a) | Reduction | (b) | Oxidation | (c) | Anabolism | (d) | Catabolism | |
02. | The energy currency of all cells is: | |||||||
(a) | ADP | (b) | AMP | (c) | ATP | (d) | AFD | |
03. | From which bond of ATP ____________ energy is taken? | |||||||
(a) | P-P bond | (b) | C-H bond | (c) | C-O bond | (d) | C-N bond | |
04. | ATP molecule was discovered in: | |||||||
(a) | 1829 | (b) | 1939 | (c) | 1929 | (d) | 1839 | |
05. | ATP was discovered by: | |||||||
(a) | Fritz Lipmann | (b) | Karl Lohmann | (c) | Hamann | (d) | Both A and B | |
06. | ATP is an example of: | |||||||
(a) | Amino acids | (b) | Fatty acid | (c) | Nucleic acid | (d) | Nucleotide | |
07. | One molecule of ATP release energy: | |||||||
(a) | 7300 calories | (b) | 3700 calories | (c) | 370 calories | (d) | 1700 calories | |
08. | By product of photosynthesis is: | |||||||
(a) | Carbon dioxide | (b) | Nitrogen | (c) | Oxygen | (d) | None of these | |
09. | Stomata cover only _______ of the leaf surface. | |||||||
(a) | 1-2% | (b) | 2-3% | (c) | 3-4% | (d) | 4-5% | |
10. | In which part of chloroplast dark reactions of photosynthesis take place? | |||||||
(a) | Outer membrane | (b) | Inner membrane | (c) | Stroma | (d) | Thylakoid | |
11. | The whole series of light reactions is called: | |||||||
(a) | S-scheme | (b) | Z-scheme | (c) | L-scheme | (d) | None of these | |
12. | The details of dark reactions were discovered by: | |||||||
(a) | Hans Kreb | (b) | Robert Brown | (c) | Malvin Calvin | (d) | de Duve | |
13. | The greatest fuel energy for cellular respiration is: | |||||||
(a) | Glucose | (b) | Protein | (c) | Amino acid | (d) | Lipids | |
14. | Through which process organisms gets energy? | |||||||
(a) | Photosynthesis | (b) | Respiration | (c) | Transpiration | (d) | evaporation |
{{{{{
For mote notes and a variety of tests visit:
CHAPTER: 08
(MCQs from Exercise)
01. | What are the primary nutrients that provide quick useable energy to body? | |||||||
(a) | Carbohydrates | (b) | Proteins | (c) | Lipids | (d) | Nucleic acids | |
02. | The wavelike movement of muscle that pushes food through digestive system is called: | |||||||
(a) | Churning | (b) | Emulsification | (c) | Absorption | (d) | Peristalsis | |
03. | Which of the following does not occur in oral cavity? | |||||||
(a) | Lubrication of food | (b) | Beginning of protein digestion | |||||
(c) | Breaking the food into small fragments | (d) | All of these do occur in oral cavity | |||||
04. | Where are villi found? | |||||||
(a) | Esophagus | (b) | Stomach | (c) | Small intestine | (d) | Large intestine | |
05. | Which group of enzymes breaks up starches and other carbohydrates? | |||||||
(a) | Proteases | (b) | Lipases | (c) | Amylases | (d) | None of these | |
06. | Which of the following is not a function of liver? | |||||||
(a) | Converts glucose to glycogen | (b) | Converts glycogen to glucose | |||||
(c) | Manufactures fibrinogen | (d) | Produces digestives enzymes | |||||
07. | Which food group is our body’s best source of energy? | |||||||
(a) | Meat group | (b) | Fats, oils and sweets | (c) | Breads and cereals | (d) | Milk and cheese | |
08. | The process of breaking down large droplets of fat into small droplets is called: | |||||||
(a) | Emulsification | (b) | Absorption | (c) | Peristalsis | (d) | Digestion |
(Additional MCQs)
01. | The basic and common source of energy for animals is: | |||||||
(a) | Carbohydrates | (b) | Proteins | (c) | Lipids | (d) | Minerals | |
02. | What are the primary nutrients that provide quick energy? | |||||||
(a) | Lipids | (b) | Carbohydrates | (c) | Proteins | (d) | Nucleic acids | |
03. | One gram carbohydrate contains _________ k-calories energy. | |||||||
(a) | 5 | (b) | 4 | (c) | 6 | (d) | 3 | |
04. | Butter contain ______ percent of saturated fatty acids. | |||||||
(a) | 50 | (b) | 60 | (c) | 70 | (d) | 80 | |
05. | How much % of lipids is present in milk? | |||||||
(a) | 10% | (b) | 12% | (c) | 0.9% | (d) | 4% | |
06. | One gram of lipids contains energy __________ kilo calories. | |||||||
(a) | 4 | (b) | 9 | (c) | 6 | (d) | 7 | |
07. | Necessary for thyroid glands function: | |||||||
(a) | Chlorine | (b) | Iodine | (c) | Zinc | (d) | Calcium | |
08. | Fat soluble vitamins are: | |||||||
(a) | A, B, C, D | (b) | A, D, E, K | (c) | A, C, E, K | (d) | B, C, E, D | |
09. | Blindness is caused by the deficiency of vitamin: | |||||||
(a) | A | (b) | B | (c) | C | (d) | D | |
10. | Scurvy is caused by the deficiency of: | |||||||
(a) | Vitamin A | (b) | Vitamin K | (c) | Vitamin D | (d) | Vitamin C | |
11. | Disease due to the deficiency of vitamin C is: | |||||||
(a) | Scurvy | (b) | Rickets | (c) | Ostemalacia | (d) | Dry skin | |
12. | Controls amount of calcium and phosphorus in blood: | |||||||
(a) | Vitamin A | (b) | Vitamin B | (c) | Vitamin C | (d) | Vitamin D | |
13. | Water makes the composition of protoplasm of all living things: | |||||||
(a) | 60%-95% | (b) | 60%-80% | (c) | 60%-90% | (d) | 60%-70% | |
14. | The process of taking in food is called: | |||||||
(a) | Ingestion | (b) | Digestion | (c) | Egestion | (d) | Absorption | |
15. | The second function of oral cavity is the grinding of food by teeth is called: | |||||||
(a) | Lubrication | (b) | Defecation | (c) | Mastication | (d) | Assimilation | |
16. | The wave like movement of muscles that pushes food through digestive system is called: | |||||||
(a) | Churning | (b) | Emulsification | (c) | Absorption | (d) | Peristalsis | |
17. | In adult human, esophagus length is about: | |||||||
(a) | 20 cm | (b) | 25 cm | (c) | 30 cm | (d) | 35 cm | |
18. | Enzyme pepsin works in: | |||||||
(a) | Mouth | (b) | Intestine | (c) | Esophagus | (d) | Stomach | |
19. | In stomach pepsinogen is converted into: | |||||||
(a) | Pepsin | (b) | Bicarbonates | (c) | HCl | (d) | Gastrin | |
20. | Where are villi found? | |||||||
(a) | Stomach | (b) | Esophagus | (c) | Small intestine | (d) | Large intestine | |
21. | Last 3.5 meters long part of small intestine is: | |||||||
(a) | Duodenum | (b) | Jejunum | (c) | Ileum | (d) | None of these | |
22. | Which vitamin is made by bacteria in colon? | |||||||
(a) | Vitamin C | (b) | Vitamin D | (c) | Vitamin E | (d) | Vitamin K | |
23. | Carcinogens produce: | |||||||
(a) | Diabetes | (b) | Cancer | (c) | Tetanus | (d) | Night blindness | |
24. | Citrus fruits are the source of vitamin: | |||||||
(a) | B | (b) | D | (c) | K | (d) | C | |
25. | In children, deficiency of vitamin D causes: | |||||||
(a) | Osteomalacia | (b) | Scurvy | (c) | Night blindness | (d) | Rickets |
{{Nauman{Sadaf{{
CHAPTER: 09
(MCQs from Exercise)
01. | In most plants, food is transported in the form of: | |||||||
(a) | Glucose | (b) | Sucrose | (c) | Starch | (d) | Proteins | |
02. | Stomata close when guard cells: | |||||||
(a) | Lose water | (b) | Gain chloride ions | |||||
(c) | Become turgid | (d) | Gain potassium ions | |||||
03. | Trace the pathway of water from soil through the plant to atmosphere. | |||||||
(a) | Endodermis, cortex, epidermis, xylem, intercellular spaces in mesophyll, stomata | |||||||
(b) | Epidermis, endodermis, phloem, cortex of leaf, intercellular spaces in mesophyll, stomata | |||||||
(c) | Root hairs, epidermis, cortex, xylem, endodermis, intercellular spaces in mesophyll, stomata | |||||||
(d) | Root hairs, cortex, endodermis, xylem, intercellular spaces in mesophyll, stomata | |||||||
04. | When fibrinogen makes blood clot it separates from blood and the remainder is called: | |||||||
(a) | Plasma | (b) | Lymph | (c) | Serum | (d) | Puss | |
05. | What is correct about human red blood cells? | |||||||
(a) | Have limited life span | (b) | Are capable of phagocytosis | |||||
(c) | Produce antibodies | (d) | Are multinucleate | |||||
06. | When do the atria contract? | |||||||
(a) | Before diastole | (b) | After systole | (c) | During diastole | (d) | During systole | |
07. | Which of the following contains deoxygenated blood in an adult human? | |||||||
(a) | Left atrium | (b) | Pulmonary artery | (c) | Pulmonary vein | (d) | All of these | |
08. | Which of the following chambers has the thickest walls in human heart? | |||||||
(a) | Right atrium | (b) | Left atrium | (c) | Left ventricle | (d) | Right ventricle | |
09. | Which of these statements is correct about circulatory system? | |||||||
(a) | It transports hormones | (b) | Capillaries have thicker walls than veins | |||||
(c) | Systemic circulation carries blood to and from the lung | (d) | All are true | |||||
10. | Which of the following is a type of leukocytes? | |||||||
(a) | Lymphocyte | (b) | Eosinophil | (c) | Monocyte | (d) | All of these | |
11. | Which of the following is a function of human blood? | |||||||
(a) | It regulated body temperature | (b) | It transports wastes | (c) | It provides defence | (d) | All of these | |
12. | Valves to prevent the backflow of blood are found in: | |||||||
(a) | Arteries | (b) | Veins | (c) | Capillaries | (d) | All of these | |
13. | Plasma is made up of water and ____________. | |||||||
(a) | Metabolites and wastes | (b) | Slats and ions | (c) | Proteins | (d) | All of these | |
14. | Which of these are responsible for blood clotting? | |||||||
(a) | Platelets | (b) | Erythrocytes | (c) | Neutrophils | (d) | Basophils | |
15. | Find the correct path of blood circulation? | |||||||
(a) | Left atrium, left ventricle, lungs, right atrium, right ventricle, body | |||||||
(b) | Right atrium, right ventricle, lungs, left atrium, left ventricle, body | |||||||
(c) | Left atrium, left ventricle, right atrium, right ventricle, lungs, body | |||||||
(d) | Right atrium, lungs, right ventricle, left atrium, body, left ventricle | |||||||
16. | The death of heart tissue is called: | |||||||
(a) | Atherosclerosis | (b) | Arteriosclerosis | (c) | Myocardial infarction | (d) | Thalassemia |
(Additional MCQs)
01. | Transport of water and soluble materials from roots to the aerial parts is done by: | |||||||
(a) | Phloem tissues | (b) | Xylem tissues | (c) | Stoma tissues | (d) | Both A & B | |
02. | The force which carries water upward through xylem in plant is called: | |||||||
(a) | Osmosis | (b) | Turgor | (c) | Transpiration | (d) | Transpiration pull | |
03. | Which part of plant is responsible for transport of food? | |||||||
(a) | Xylem | (b) | Phloem | (c) | Root | (d) | Leaf | |
04. | In most plants food is transported in the form of: | |||||||
(a) | Glucose | (b) | Starch | (c) | Sucrose | (d) | Proteins | |
05. | How much water makes the part of plasma? | |||||||
(a) | 90-92% | (b) | 90-91% | (c) | 80-90% | (d) | 70-90% | |
06. | An average volume of blood in adult body is about: | |||||||
(a) | 5 litres | (b) | 10 litres | (c) | 15 litres | (d) | 20 litres | |
07. | The normal pH of blood is: | |||||||
(a) | 7.3 | (b) | 7.4 | (c) | 7.5 | (d) | 7.6 | |
08. | Which protein is blood clotting? | |||||||
(a) | Albumin | (b) | Fibrinogen | (c) | Globulin | (d) | Hemoglobin | |
09. | When fibrinogen makes blood clot separates from blood and the remainder is called: | |||||||
(a) | Lymph | (b) | Plasma | (c) | Serum | (d) | Pus | |
10. | The life of red blood cells is __________ days. | |||||||
(a) | 120 | (b) | 122 | (c) | 124 | (d) | 126 | |
11. | In normal adult human, the weight of heart: | |||||||
(a) | 200-250 grams | (b) | 150-200 grams | (c) | 250-350 grams | (d) | 100-200 grams | |
12. | A healthy woman’s heart beat rate per minute is: | |||||||
(a) | 70 | (b) | 75 | (c) | 72 | (d) | 80 | |
13. | The largest and strongest chamber in heart is: | |||||||
(a) | Right atrium | (b) | Left atrium | (c) | Right ventricle | (d) | Left ventricle | |
14. | Which chamber has the thicker wall in human heart? | |||||||
(a) | Right atrium | (b) | Left atrium | (c) | Right ventricle | (d) | Left ventricle | |
15. | Lub-dubb can be heard with the help of: | |||||||
(a) | Telescope | (b) | Microscope | (c) | Stethoscope | (d) | Sound box | |
16. | The blood vessels that carry blood away from heart: | |||||||
(a) | Arteries | (b) | Veins | (c) | Capillaries | (d) | Lymph | |
17. | Exchange of material only takes place between blood and tissues through: | |||||||
(a) | Arteries | (b) | Veins | (c) | Capillaries | (d) | All of these | |
18. | World heart day is celebrated on: | |||||||
(a) | 28 May | (b) | 28 September | (c) | 23 March | (d) | 30 December | |
19. | Guard cells belong to: | |||||||
(a) | Pericycle | (b) | Stomata | (c) | Cortex | (d) | Endodermis | |
20. | A single layer of cells which surrounds the pericycle is called: | |||||||
(a) | Cortex | (b) | Endodermis | (c) | Xylem | (d) | Phloem | |
21. | Angina pectoris means: | |||||||
(a) | Heart pain severely | (b) | Chest comfortless | (c) | Chest pain | (d) | Leg pain |
(The End)
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