# Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab – Weightage of Questions (Analytical and Conceptual Questions) for both HSC and HSSC parts I and II.

According to the Punjab Boards Committee of Chairmen, letter number753-SY/PBCC/LHR, Dated 08-07-2-23,  Analytical and Conceptual Questions will be the part of question paper for classes 9, 10, 11, and 12 from 2024 exams. Model papers in this regard will also be issued for the teachers and students, the letter says so.

Here are the sample details of analytical and conceptual questions for practice, the original papers’ format may vary.

# Analytical Questions

#### Sample Analytical Question for Physics for Practice

Grades 9, 10, 11, and 12.

Analytical questions are questions that require logical reasoning, critical thinking, and problem-solving skills to arrive at an answer. These types of questions typically involve breaking down a complex problem into smaller components, analyzing the information, and applying relevant principles or concepts to arrive at a solution. The answers to analytical questions are obtained through a systematic and logical thought process rather than relying solely on memorized facts or information.

Here are five examples of basic physics questions with analytical answers:

1. Question: A car is traveling at a constant speed of 60 km/h. How far will it travel in 2 hours?

Answer: To find the distance, we can use the formula Distance = Speed × Time. Therefore, Distance = 60 km/h × 2 hours = 120 km.

1. Question: An object is dropped from a height of 40 meters. How long does it take to reach the ground?

Answer: We can use the equation for free-fall motion, which is h = (1/2)gt^2, where h is the height, g is the acceleration due to gravity (approximately 9.8 m/s^2), and t is the time. Rearranging the equation, we have t = √(2h/g). Substituting the values, t = √(2 × 40 m / 9.8 m/s^2) ≈ 2.02 seconds.

1. Question: An object with a mass of 2 kg is pushed with a force of 10 N. What is the acceleration of the object?

Answer: According to Newton’s second law of motion, Force = mass × acceleration. Rearranging the equation, we have acceleration = Force/mass. Substituting the given values, acceleration = 10 N / 2 kg = 5 m/s^2.

1. Question: A ball is thrown upward with an initial velocity of 20 m/s. How high does it rise before falling back down?

Answer: Using the kinematic equation v^2 = u^2 + 2as, where v is the final velocity, u is the initial velocity, a is the acceleration (in this case, acceleration due to gravity), and s is the displacement, we can find the maximum height reached by the ball. At the highest point, the final velocity will be zero. Rearranging the equation, we have s = (v^2 – u^2) / (2a). Substituting the given values, s = (0 – 20 m/s)^2 / (2 × -9.8 m/s^2) ≈ 20.41 meters.

1. Question: A block slides down a frictionless inclined plane with an angle of 30 degrees. If the block takes 5 seconds to reach the bottom, what is its acceleration?

Answer: The acceleration of the block can be determined using the equation a = g × sin(θ), where g is the acceleration due to gravity and θ is the angle of the incline. Substituting the values, a = 9.8 m/s^2 × sin(30 degrees) ≈ 4.9 m/s^2.

The answers to these questions are analytical because they are derived through the application of relevant principles, formulas, and logical reasoning. Each question requires the use of specific equations or concepts, and by systematically applying them to the given information, we arrive at a logical and mathematically derived answer.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Analytical Question for Chemistry for Practice

Grades 9, 10, 11, and 12.

Analytical questions are questions that require critical thinking, logical reasoning, and problem-solving skills to arrive at an answer. These questions typically involve breaking down complex problems, analyzing data or information, and applying relevant principles or concepts to reach a solution. Analytical questions go beyond simple recall of facts and require a deeper understanding of the subject matter.

Here are five examples of basic chemistry questions with analytical answers:

1. Question: How many moles of water are there in 500 grams of H2O?

Answer: To determine the number of moles, we can use the formula: Moles = Mass / Molar mass. The molar mass of water (H2O) is approximately 18 g/mol. Therefore, Moles = 500 g / 18 g/mol ≈ 27.8 moles.

1. Question: A reaction between sodium (Na) and chlorine (Cl2) forms sodium chloride (NaCl). If 5 grams of sodium reacts with excess chlorine, how many grams of sodium chloride are produced?

Answer: To find the mass of sodium chloride produced, we need to use stoichiometry and the balanced chemical equation: 2Na + Cl2 → 2NaCl. The molar mass of sodium chloride is approximately 58.5 g/mol. By calculating the moles of sodium using the formula Moles = Mass / Molar mass (Moles = 5 g / 23 g/mol ≈ 0.22 moles) and applying the stoichiometry ratio, we find that 0.22 moles of sodium chloride will be produced, which is approximately 12.9 grams.

1. Question: How many electrons are in the outermost shell of an oxygen atom (O)?

Answer: Oxygen has 6 electrons in its outermost shell. The electronic configuration of oxygen is 1s^2 2s^2 2p^4. The outermost shell is the second shell (2s^2 2p^4), which contains 6 electrons.

1. Question: A solution contains 20 grams of salt dissolved in 500 milliliters of water. What is the concentration of the solution in grams per liter (g/L)?

Answer: To calculate the concentration, we need to convert the mass of salt and the volume of the solution to the same units. First, we convert the volume from milliliters to liters: 500 mL = 0.5 L. Then, we can use the formula: Concentration = Mass / Volume. Therefore, Concentration = 20 g / 0.5 L = 40 g/L.

1. Question: How many significant figures are in the number 0.00350?

Answer: Significant figures are digits in a number that carry meaning in terms of precision. In the number 0.00350, there are three significant figures: 3, 5, and 0 (trailing zeros after the decimal point are significant).

The answers to these chemistry questions are analytical because they require the application of chemical principles, formulas, and logical reasoning. Each question involves analyzing given information, applying appropriate formulas or conversions, and using concepts such as stoichiometry, molar mass, and significant figures. By following a systematic approach and applying the relevant principles, we arrive at logical and well-supported answers to the questions.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Analytical Questions for Biology for Practice

Grades 9, 10, 11, and 12.

Analytical questions are inquiries that necessitate critical thinking, logical reasoning, and problem-solving abilities to arrive at a solution. These questions typically involve dissecting complex problems, scrutinizing data or information, and applying pertinent principles or concepts to reach a conclusion. Analytical questions require a deeper understanding and evaluation of the subject matter, going beyond surface-level recall of facts.

Here are five examples of basic biology questions with analytical answers:

1. Question: If a plant is provided with more sunlight, how will it affect its rate of photosynthesis?

Answer: Increasing sunlight exposure will generally increase the rate of photosynthesis in plants. Sunlight is a key component in the process of photosynthesis, as it provides energy for the conversion of carbon dioxide and water into glucose and oxygen.

1. Question: What effect does exercise have on heart rate?

Answer: Exercise increases heart rate. When engaging in physical activity, the body requires increased oxygen and nutrients, which are supplied by the cardiovascular system. To meet this demand, the heart rate increases to pump more blood and deliver oxygen and nutrients to the working muscles.

1. Question: How does a decrease in pH affect enzyme activity?

Answer: Enzyme activity is influenced by pH levels. Enzymes have an optimum pH range in which they function most effectively. Deviating from this range, either towards acidic or alkaline conditions, can disrupt the enzyme’s structure, leading to a decrease in its activity.

1. Question: What is the relationship between DNA, genes, and chromosomes?

Answer: DNA is the genetic material that contains instructions for the development and functioning of living organisms. Genes are specific segments of DNA that carry the information for a particular trait. Chromosomes are structures composed of DNA and proteins that store and transmit genes. Each chromosome contains multiple genes, and the arrangement of genes on chromosomes determines an organism’s inherited traits.

1. Question: How does the concentration of a substrate affect the rate of an enzymatic reaction?

Answer: The rate of an enzymatic reaction is often influenced by the concentration of the substrate. As substrate concentration increases, the rate of the reaction initially rises, as more substrate molecules are available for the enzyme to act upon. However, at a certain point, the rate reaches a maximum (known as saturation) as all enzyme active sites become occupied, and further increases in substrate concentration have no additional effect on the reaction rate.

The answers to these biology questions are analytical because they require a comprehensive understanding of biological concepts, logical reasoning, and the application of scientific principles. Each question involves analyzing the given information, applying relevant biological knowledge and principles, and drawing logical conclusions based on established relationships and cause-effect patterns. By systematically evaluating the information and employing critical thinking, we arrive at answers that are supported by scientific reasoning and principles.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Analytical Question for Math for Practice

Grades 9, 10, 11, and 12.

Analytical questions are inquiries that require critical thinking, logical reasoning, and problem-solving skills to arrive at a solution. These questions typically involve breaking down complex problems, analyzing information or data, and applying relevant mathematical principles or concepts to reach a conclusion. Analytical questions go beyond simple computation and require a deeper understanding of mathematical concepts and their applications.

Here are five examples of basic mathematics questions with analytical answers:

1. Question: Solve the equation 3x + 5 = 17.

Answer: To solve the equation, we isolate the variable x. Subtracting 5 from both sides, we get 3x = 12. Then, dividing both sides by 3, we find x = 4.

1. Question: Find the perimeter of a rectangle with a length of 6 units and a width of 4 units.

Answer: The perimeter of a rectangle is calculated by adding all four sides. In this case, the perimeter is 2(length + width), so the perimeter is 2(6 + 4) = 2(10) = 20 units.

1. Question: A store offers a 20% discount on an item originally priced at \$50. What is the discounted price?

Answer: To find the discounted price, we multiply the original price by (100% – discount percentage). In this case, the discounted price is \$50 × (100% – 20%) = \$50 × 80% = \$40.

1. Question: Simplify the expression (2x + 3)(x – 5).

Answer: To simplify the expression, we use the distributive property. Multiplying each term of the first expression by each term of the second expression, we get 2x^2 – 10x + 3x – 15. Combining like terms, the simplified expression is 2x^2 – 7x – 15.

1. Question: Calculate the mean of the numbers 2, 4, 6, 8, and 10.

Answer: To find the mean, we sum all the numbers and divide by the total count. In this case, the mean is (2 + 4 + 6 + 8 + 10) / 5 = 30 / 5 = 6.

The answers to these mathematical questions are analytical because they require the application of mathematical principles, logical reasoning, and problem-solving strategies. Each question involves analyzing the given information, applying relevant formulas or rules, and performing calculations using arithmetic operations or algebraic manipulations. By following a systematic approach, employing logical reasoning, and applying the appropriate mathematical concepts, we arrive at answers that are derived analytically, relying on the principles and properties of mathematics.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Analytical Question for Computer Science for Practice

Grades 9, 10, 11, and 12.

Analytical questions are inquiries that require critical thinking, logical reasoning, and problem-solving skills to arrive at a solution. These types of questions typically involve breaking down complex problems, analyzing data or information, and applying relevant principles or concepts to reach a conclusion. Analytical questions go beyond basic knowledge and require a deeper understanding of the subject matter.

Here are five examples of basic computer science questions with analytical answers:

1. Question: Given an array of integers, how would you find the maximum value?

Answer: To find the maximum value in an array, you can iterate through the array, comparing each element to the current maximum. By keeping track of the maximum value encountered so far, you can update it if a higher value is found. The final result will be the maximum value in the array.

1. Question: Explain the difference between a stack and a queue data structure.

Answer: A stack is a Last-In-First-Out (LIFO) data structure, where the last item inserted is the first one to be removed. It follows the principle of “last in, first out.” On the other hand, a queue is a First-In-First-Out (FIFO) data structure, where the first item inserted is the first one to be removed. It follows the principle of “first in, first out.”

1. Question: How would you sort an array of integers in ascending order?

Answer: There are various sorting algorithms that can be used, such as bubble sort, insertion sort, selection sort, or more advanced algorithms like merge sort or quicksort. Each algorithm follows a specific procedure for comparing and rearranging the elements of the array until they are sorted in ascending order.

1. Question: What is the time complexity of searching for an element in a binary search tree?

Answer: The time complexity of searching for an element in a binary search tree is O(log n), where n is the number of elements in the tree. This efficiency is due to the property of binary search trees, where each comparison eliminates approximately half of the remaining elements in the search process.

1. Question: Explain the concept of recursion in programming.

Answer: Recursion is a programming technique in which a function calls itself to solve a problem by breaking it down into smaller instances of the same problem. In a recursive function, there is usually a base case that defines the termination condition, and there is a recursive call that solves a smaller subproblem. The function continues calling itself until it reaches the base case, and then it returns the results to build up the solution.

The answers to these computer science questions are analytical because they require critical thinking, logical reasoning, and the application of computer science concepts. Each question involves analyzing the problem or concept, applying relevant algorithms or data structures, and devising a solution based on sound reasoning and principles. By employing systematic thinking, considering different possibilities, and applying the appropriate techniques, we arrive at answers that are derived analytically, relying on the principles and knowledge of computer science.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Conceptual Questions for Physics for Practice

Grades 9, 10, 11, and 12.

Conceptual questions are inquiries that focus on understanding the fundamental principles, ideas, and concepts of a subject. These questions aim to assess one’s comprehension and ability to think conceptually rather than simply recalling facts or solving problems. Conceptual questions require a deeper understanding of the underlying principles and the ability to apply them to various scenarios.

Here are five examples of conceptual physics questions with appropriate answers:

1. Question: What is the difference between speed and velocity?

Answer: Speed is a scalar quantity that represents the rate at which an object covers distance, irrespective of direction. Velocity, on the other hand, is a vector quantity that includes both the speed and direction of motion.

1. Question: Why does a feather fall more slowly than a brick when dropped in a vacuum?

Answer: In the absence of air resistance, both the feather and the brick would fall at the same rate due to the gravitational force acting on them. However, in the presence of air, the feather experiences a larger air resistance due to its larger surface area, which slows down its fall.

1. Question: Why does an object in motion continue moving without an external force acting on it?

Answer: This is explained by Newton’s first law of motion, also known as the law of inertia. According to this law, an object in motion will continue moving at a constant velocity unless acted upon by an external force. In the absence of a force, there is no change in the object’s velocity.

1. Question: Why does a magnifying glass make an object appear larger?

Answer: A magnifying glass uses converging lenses to bend or refract light rays, causing them to converge at a specific point. When an object is placed within the focal length of the lens, the lens forms an enlarged virtual image of the object, making it appear larger.

1. Question: Why does a car skid when braking suddenly?

Answer: When a car brakes suddenly, the friction between the tires and the road surface provides a force that opposes the motion of the car. If the braking force exceeds the maximum static friction between the tires and the road, the tires will lose traction and skid, causing the car to slide.

The answers to these conceptual physics questions are conceptual because they require an understanding of the fundamental principles and concepts of physics. Each question goes beyond numerical calculations and focuses on the underlying ideas and principles, such as the distinction between speed and velocity, the effect of air resistance on falling objects, Newton’s laws of motion, the behavior of light through lenses, and the relationship between friction and skidding. The answers require the application of conceptual knowledge and reasoning to explain the phenomena based on the principles and laws of physics.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Conceptual Question for Chemistry for Practice

Grades 9, 10, 11, and 12.

Conceptual questions are inquiries that focus on understanding the fundamental concepts, principles, and theories of a subject. These questions aim to assess one’s comprehension and ability to think conceptually, rather than relying solely on memorized facts or procedures. Conceptual questions require a deeper understanding of the underlying principles and the ability to apply them to various scenarios.

Here are five examples of conceptual chemistry questions with appropriate answers:

1. Question: What is the difference between an element and a compound?

Answer: An element is a pure substance made up of only one type of atom, while a compound is a substance composed of two or more different types of atoms chemically bonded together.

1. Question: Why do atoms form chemical bonds with each other?

Answer: Atoms form chemical bonds to achieve a more stable electronic configuration. By sharing, gaining, or losing electrons, atoms can achieve a full outer electron shell, which is a more energetically favorable state.

1. Question: What is the difference between an exothermic and an endothermic reaction?

Answer: An exothermic reaction releases energy to the surroundings in the form of heat or light. Conversely, an endothermic reaction absorbs energy from the surroundings, resulting in a decrease in the surrounding temperature.

1. Question: Why do substances expand when heated?

Answer: When a substance is heated, the kinetic energy of its particles increases, causing them to move more rapidly and spread out. This increased motion leads to a greater average separation between the particles, resulting in the expansion of the substance.

1. Question: What is the difference between a physical change and a chemical change?

Answer: A physical change involves a change in the physical properties of a substance, such as its shape, size, or state, without altering its chemical composition. In contrast, a chemical change involves a rearrangement of atoms or molecules, resulting in the formation of new substances with different chemical properties.

The answers to these conceptual chemistry questions are conceptual because they require an understanding of the fundamental principles, theories, and properties of chemistry. Each question goes beyond simple recall of facts and focuses on the underlying ideas and concepts, such as the distinction between elements and compounds, the reasons for chemical bonding, the energy changes in reactions, the behavior of substances upon heating, and the differentiation between physical and chemical changes. The answers require the application of conceptual knowledge and reasoning to explain the phenomena based on the principles and theories of chemistry.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Conceptual Questions for Physics for Practice

Grades 9, 10, 11, and 12.

Conceptual questions are inquiries that focus on understanding the fundamental concepts, principles, and theories of a subject. These questions require critical thinking and a deeper understanding of the underlying ideas rather than rote memorization of facts. Conceptual questions assess one’s comprehension and ability to think conceptually, applying knowledge to various scenarios and making connections between different concepts.

Here are five examples of conceptual biology questions with appropriate answers:

1. Question: What is the difference between prokaryotic and eukaryotic cells?

Answer: Prokaryotic cells are structurally simpler and lack a nucleus and membrane-bound organelles, while eukaryotic cells have a nucleus and membrane-bound organelles.

1. Question: How does natural selection contribute to the process of evolution?

Answer: Natural selection is a mechanism by which individuals with advantageous traits are more likely to survive, reproduce, and pass on those traits to their offspring. Over time, this leads to the gradual change and adaptation of populations, which is the process of evolution.

1. Question: What is the role of enzymes in biological reactions?

Answer: Enzymes are biological catalysts that speed up chemical reactions in living organisms. They lower the activation energy required for a reaction to occur, allowing reactions to happen more efficiently within the cellular environment.

1. Question: What is the significance of DNA in heredity?

Answer: DNA carries the genetic information that determines the hereditary traits of living organisms. It contains genes that encode the instructions for building proteins, which play essential roles in determining an organism’s characteristics and functions.

1. Question: How does feedback inhibition regulate enzyme activity in metabolic pathways?

Answer: Feedback inhibition is a mechanism by which the end product of a metabolic pathway inhibits an earlier enzyme in the pathway. This regulation helps maintain homeostasis by preventing excessive production of a substance, conserving resources, and ensuring that metabolic pathways operate at appropriate levels.

The answers to these conceptual biology questions are conceptual because they require a deeper understanding of the fundamental principles and concepts in biology. Each question goes beyond simple recall of facts and focuses on the underlying ideas and mechanisms, such as the distinction between cell types, the relationship between natural selection and evolution, the role of enzymes in biological reactions, the significance of DNA in heredity, and the regulatory role of feedback inhibition. The answers require the application of conceptual knowledge and reasoning to explain biological phenomena and make connections between different biological concepts and processes.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Conceptual Questions for Mathematics for Practice

Grades 9, 10, 11, and 12.

Conceptual questions are inquiries that focus on understanding the fundamental concepts, principles, and ideas of a subject. These questions require critical thinking and a deeper understanding of the underlying principles rather than relying solely on memorized formulas or procedures. Conceptual questions assess one’s comprehension and ability to think conceptually, applying knowledge to various scenarios and making connections between different mathematical concepts.

Here are five examples of conceptual math questions with appropriate answers:

1. Question: What is the difference between a factor and a multiple?

Answer: A factor of a number divides the number evenly without leaving a remainder, whereas a multiple of a number is obtained by multiplying the number by any whole number.

1. Question: What is the significance of the zero exponent in exponents?

Answer: Any nonzero number raised to the power of zero is equal to 1. This rule is based on the concept that dividing a number by itself results in 1, and raising a number to the power of 0 is equivalent to dividing the number by itself.

1. Question: How does the concept of slope relate to the steepness of a line?

Answer: The slope of a line represents its steepness or inclination. A higher magnitude of slope indicates a steeper line, while a slope of zero represents a horizontal line with no vertical change.

1. Question: What is the difference between mean, median, and mode in statistics?

Answer: Mean is the average of a set of numbers, calculated by summing all the values and dividing by the number of values. The median is the middle value in an ordered set of values. Mode is the value(s) that appear most frequently in a set of data.

1. Question: Why is the concept of order of operations important in mathematical expressions?

Answer: The order of operations dictates the sequence in which mathematical operations should be performed to ensure consistency and accuracy in calculations. It prevents ambiguity and ensures that expressions are evaluated in a standardized manner.

The answers to these conceptual math questions are conceptual because they require a deeper understanding of the fundamental principles and concepts in mathematics. Each question goes beyond simple computation and focuses on the underlying ideas and relationships, such as the distinction between factors and multiples, the significance of zero exponents, the relationship between slope and steepness, the definitions of mean, median, and mode, and the importance of the order of operations. The answers require the application of conceptual knowledge and reasoning to explain mathematical concepts and make connections between different mathematical ideas and principles.

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

#### Sample Conceptual Questions for Computer Science for Practice

Grades 9, 10, 11, and 12.

Conceptual questions are inquiries that focus on understanding the fundamental concepts, principles, and theories of a subject. These questions require critical thinking and a deeper understanding of the underlying ideas rather than rote memorization of facts or procedures. Conceptual questions assess one’s comprehension and ability to think conceptually, applying knowledge to various scenarios and making connections between different concepts.

Here are five examples of conceptual computer science questions with appropriate answers:

1. Question: What is the difference between an algorithm and a program?

Answer: An algorithm is a step-by-step procedure or a set of rules to solve a problem, whereas a program is the implementation of an algorithm in a specific programming language.

1. Question: What is the role of a compiler in the execution of a program?

Answer: A compiler translates the source code of a program written in a high-level language into a lower-level language (machine code) that the computer can execute directly. It performs lexical analysis, syntax analysis, semantic analysis, and code generation.

1. Question: What is the concept of abstraction in computer science?

Answer: Abstraction is the process of simplifying complex systems by focusing on essential properties and ignoring unnecessary details. It allows programmers to work with high-level concepts and hide the underlying complexity, making code more manageable and reusable.

1. Question: Explain the difference between static and dynamic typing in programming languages.

Answer: In static typing, variables are bound to a specific data type during compile-time and cannot be changed later, while in dynamic typing, variables can hold values of different types, and their type is checked at runtime.

1. Question: What is the purpose of data normalization in database design?

Answer: Data normalization is the process of organizing data in a database to minimize redundancy and dependency issues. It ensures that each piece of data is stored in only one place and helps maintain data integrity, efficiency, and consistency.

The answers to these conceptual computer science questions are conceptual because they require a deeper understanding of the fundamental principles, concepts, and theories in computer science. Each question goes beyond simple recall of facts and focuses on the underlying ideas and mechanisms, such as the distinction between algorithms and programs, the role of compilers, the concept of abstraction, the difference between static and dynamic typing, and the purpose of data normalization. The answers require the application of conceptual knowledge and reasoning to explain computer science phenomena and make connections between different computer science concepts and principles.

By: NOTESPK

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

New / Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab

Revised Pattern of Questions – Matric and Inter Classes – BISE Punjab