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ಈ ಬ್ಲಾಗ್‌ಗೆ ಭೇಟಿ ನೀಡಿದ್ದಕ್ಕಾಗಿ ಧನ್ಯವಾದಗಳು. ನಿಮ್ಮ ಅನಿಸಿಕೆ ತಿಳಿಸಿ ಹಾಗೂ ಮತ್ತೊಮ್ಮೆ ಭೇಟಿ ಕೊಡಿ. ತಮ್ಮೆಲ್ಲರಲ್ಲಿ ಮನವಿ:ಕೋವಿಡ್-19 ರ ಸುರಕ್ಷತಾ ಕ್ರಮಗಳನ್ನು ಅನುಸರಿಸಿ. 1) ಕಡ್ಡಾಯವಾಗಿ ಮಾಸ್ಕ್ ಧರಿಸಿ. 2) ವ್ಯಕ್ತಿಗತ ಅಂತರ ಕಾಪಾಡಿಕೊಳ್ಳಿ. 3) ಲಸಿಕೆ (ವ್ಯಾಕ್ಸಿನೇಷನ್) ಹಾಕಿಸಿಕೊಳ್ಳಿ. 4) ಸಾಧ್ಯವಾದಷ್ಟು ಮನೆಯಿಂದಲೇ ಕೆಲಸ ನಿರ್ವಹಿಸಿ. 5) ಆಗಾಗ್ಗೆ ಕೈಗಳನ್ನು ಸೋಪಿನಿಂದ ತೊಳೆಯಿರಿ. 6) ರೋಗ ಲಕ್ಷಣಗಳು ಕಂಡುಬಂದ ಕೂಡಲೇ ಪರೀಕ್ಷೆ ಮಾಡಿಸಿಕೊಳ್ಳಿ. 7) ಪ್ರತಿದಿನ ಮಾಸ್ಕ್ ಬಳಸಿದ ನಂತರ ಬಿಸಿನೀರಿನಲ್ಲಿ ತೊಳೆದು, ಬಿಸಿಲಿನಲ್ಲಿ ಒಣಗಿಸಿ.PREVENTION IS BETTER THAN CURE . Attention : Get resources from menu-> Science > Pariksha kirana-22-23> .

Friday, November 1, 2024

QUESTION PAPER ANALYSIS AND FRAMING QUESTIONS BASED ON VARIOUS OBJECTIVES

QUESTION PAPER ANALYSIS AND FRAMING QUESTIONS BASED ON VARIOUS OBJECTIVES 

Section A: 1-Mark Questions (Easy)

  1. The S.I. Unit of potential difference is A) Ampere B) Volt C) Ohm D) Coulomb

    Objective: To assess the learner’s knowledge and recall of basic scientific facts.          Specification: The question tests factual knowledge related to the Unit of Measurement under the topic of Electricity. Bloom’s Level: Remembering (Lowest Level)      Difficulty Level: Easy Time Required to Answer: 20-30 seconds  Remarks: Suitable for quick assessments or quizzes but do not assess deeper understanding or higher-order thinking skills. Suitable for testing fundamental knowledge at the beginning of a unit.

  2. What is the pH range of acidic solutions?          A) 0 to 7 B) 7 to 14 C) Exactly 7 D) 7 to 10

    Objective: To assess the learner’s knowledge of the pH scale. Specification: Tests factual knowledge related to acids and bases. Bloom’s Level: Remembering (Lowest Level) Difficulty Level: Easy Time Required to Answer: 20-30 seconds Remarks: Quick recall question, effective for initial assessments.

  3. Define isotopes.

    Objective: To assess the learner’s knowledge of atomic structure. Specification: Tests basic understanding of isotopes. Bloom’s Level: Remembering (Lowest Level) Difficulty Level: Easy Time Required to Answer: 20-30 seconds Remarks: Basic recall question, useful for evaluating fundamental concepts.

  4. What is the primary source of energy for the Earth? A) Wind B) Solar C) Geothermal D) Nuclear

    Objective: To assess the learner’s knowledge of energy sources. Specification: Tests factual knowledge related to energy sources. Bloom’s Level: Remembering (Lowest Level) Difficulty Level: Easy Time Required to Answer: 20-30 seconds Remarks: Simple question, ideal for quick assessments.

  5. What is the unit of electric current? A) Ampere B) Volt C) Ohm D) Joule

    Objective: To assess the learner’s knowledge of electrical units. Specification: Tests factual knowledge related to electricity. Bloom’s Level: Remembering (Lowest Level) Difficulty Level: Easy Time Required to Answer: 20-30 seconds Remarks: Quick recall question, suitable for initial assessments.

Section B: 2-Mark Questions (Moderate)

  1. Explain the reaction of metals with water.

    Objective: To assess the understanding of the chemical behavior of metals. Specification: Involves description of the reaction of metals with water. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 1-2 minutes Remarks: Tests conceptual understanding of reactions involving metals.

  2. What is covalent bonding? Describe with an example.

    Objective: To assess the understanding of chemical bonds. Specification: Requires explanation and an example of covalent bonds. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 1-2 minutes Remarks: Evaluates comprehension of chemical bonding.

  3. How does increasing the temperature affect the rate of a chemical reaction?

    Objective: To assess understanding of factors affecting chemical reactions. Specification: Based on the collision theory of chemical reactions. Bloom’s Level: Evaluating Difficulty Level: Moderate Time Required to Answer: 1-2 minutes Remarks: Tests conceptual understanding of reaction rates.

  4. Explain the importance of decomposers in an ecosystem.

    Objective: To understand the role of decomposers. Specification: Requires explanation of ecological roles. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 1-2 minutes Remarks: Tests ecological understanding.

  5. What is the law of conservation of mass? Provide an example.

    Objective: To understand and recall a fundamental scientific law. Specification: Requires definition and an example. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 1-2 minutes Remarks: Tests fundamental concepts in chemistry.

Section C: 3-Mark Questions (Moderate)

  1. Explain Mendeleev's Periodic Law and how it helped in the classification of elements.

    Objective: To analyze the historical development of the Periodic Table. Specification: Involves historical context and impact of Mendeleev’s work. Bloom’s Level: Analyzing Difficulty Level: Moderate Time Required to Answer: 3-4 minutes Remarks: Tests analytical skills and understanding of periodic trends.

  2. Describe the process of photosynthesis and its significance in the ecosystem.

    Objective: To understand and explain the biological process of photosynthesis. Specification: Involves explanation and significance of photosynthesis. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 3-4 minutes Remarks: Tests depth of knowledge in biology.

  3. Explain the phenomenon of dispersion of light through a glass prism.

    Objective: To understand the dispersion of light. Specification: Involves explanation with diagrams of light dispersion. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 3-4 minutes Remarks: Tests conceptual understanding of optics.

  4. How does a current-carrying conductor placed in a magnetic field experience a force?

    Objective: To understand the interaction between electricity and magnetism. Specification: Requires explanation of the magnetic force on conductors. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 3-4 minutes Remarks: Tests understanding of practical applications of electromagnetism.

  5. Explain the process of evaporation and its factors.

    Objective: To understand the process and influencing factors of evaporation. Specification: Involves detailed explanation of evaporation. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 3-4 minutes Remarks: Tests understanding of physical processes.

Section D: 4-Mark Questions (Difficult)

  1. How do neurons transmit impulses? Explain the structure and function of a neuron.

    Objective: To understand the mechanism of nerve impulse transmission. Specification: Requires detailed explanation and diagram of a neuron. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 4-5 minutes Remarks: Assesses comprehensive understanding of biology.

  2. Compare asexual and sexual reproduction with examples.

    Objective: To compare different reproductive strategies. Specification: Involves comparison and examples of reproduction methods. Bloom’s Level: Analyzing Difficulty Level: Moderate Time Required to Answer: 4-5 minutes Remarks: Evaluates comparative analysis skills in biology.

  3. Explain Ohm’s Law and how it helps in determining the relationship between voltage, current, and resistance in an electric circuit.

    Objective: To understand and apply Ohm’s Law. Specification: Involves explanation and application of electrical concepts. Bloom’s Level: Applying Difficulty Level: Moderate Time Required to Answer: 4-5 minutes Remarks: Tests application of electrical principles.

  4. Describe the working principle of an electric motor.

    Objective: To understand the principles and applications of electromagnetism. Specification: Requires detailed explanation of an electric motor’s workings. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 4-5 minutes Remarks: Tests understanding of electromagnetism in practical applications.

  5. Explain how the volume of a gas changes when the temperature is increased at constant pressure.

    Objective: To understand gas laws and their practical implications. Specification: Involves explanation of the relationship between temperature and gas volume. Bloom’s Level: Applying Difficulty Level: Moderate Time Required to Answer: 4-5 minutes Remarks: Tests application of physical principles.

Section E: 5-Mark Questions (Difficult, Including Diagrams)

  1. Explain Mendel’s laws of inheritance with suitable examples. Draw a diagram to illustrate monohybrid and dihybrid crosses.

    Objective: To analyze and explain Mendelian genetics. Specification: Involves detailed explanation and diagram of genetic crosses. Bloom’s Level: Analyzing



SOME MORE EXAMPLES 


1. Objective: To understand the concept of refraction and its applications.

Question: Explain why a pencil partially submerged in water appears bent at the surface. Specification: Focuses on the concept of light refraction. Bloom’s Level: Analyzing Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

2. Objective: To analyze the relationship between voltage, current, and resistance in an electric circuit.

Question: How does increasing the resistance in a circuit affect the current, assuming the voltage is constant? Specification: Based on Ohm’s Law (V=IR). Bloom’s Level: Analyzing Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

3. Objective: To comprehend the principle of conservation of momentum.

Question: Describe what happens to the total momentum of a system when two objects collide in an isolated system. Specification: Focuses on the conservation of momentum in collisions. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

4. Objective: To explore the concept of photosynthesis in plants.

Question: How does the absence of light affect the rate of photosynthesis in plants? Specification: Based on the dependency of photosynthesis on light. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

5. Objective: To understand the chemical properties of acids and bases.

Question: Why does adding an acid to a base result in a neutralization reaction? Specification: Covers the neutralization process in acid-base reactions. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

6. Objective: To evaluate the factors affecting the rate of a chemical reaction.

Question: How does increasing the temperature affect the rate of a chemical reaction? Specification: Based on the collision theory of chemical reactions. Bloom’s Level: Evaluating Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

7. Objective: To understand the concept of energy transfer in ecosystems.

Question: Explain the role of producers in an ecosystem and how they transfer energy to consumers. Specification: Focuses on the energy flow in ecosystems. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

8. Objective: To comprehend the structure of an atom and isotopes.

Question: How do isotopes of an element differ from each other in terms of atomic structure? Specification: Based on the concept of isotopes. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

9. Objective: To analyze the effects of forces on motion.

Question: What is the effect of balanced and unbalanced forces on the motion of an object? Specification: Based on Newton’s laws of motion. Bloom’s Level: Analyzing Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

10. Objective: To understand the principle of conservation of mass in chemical reactions.

Question: Explain how the law of conservation of mass applies to a chemical reaction. Specification: Covers the concept of mass conservation in reactions. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

11. Objective: To evaluate the impact of human activities on the environment.

Question: How does deforestation affect the carbon cycle and global climate? Specification: Based on environmental science concepts. Bloom’s Level: Evaluating Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

12. Objective: To understand the functioning of the human digestive system.

Question: Describe the role of enzymes in the human digestive system. Specification: Focuses on biological processes in digestion. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

13. Objective: To analyze the behavior of gases under different conditions.

Question: Explain how the volume of a gas changes when the temperature is increased at constant pressure. Specification: Based on the gas laws (e.g., Charles’s Law). Bloom’s Level: Analyzing Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

14. Objective: To understand the concept of electric circuits and their components.

Question: How does connecting resistors in series and parallel affect the total resistance in a circuit? Specification: Covers the principles of series and parallel circuits. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

15. Objective: To explore the properties and applications of electromagnetic waves.

Question: What is the difference between the wavelengths of visible light and X-rays, and how does this affect their uses? Specification: Focuses on the properties of electromagnetic waves. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

16. Objective: To understand the principles of buoyancy and density.

Question: Why does an object float or sink when placed in a fluid? Specification: Based on Archimedes’ principle and density concepts. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

17. Objective: To evaluate the implications of genetic inheritance.

Question: How does a mutation in a gene affect the phenotype of an organism? Specification: Covers basic genetics and mutation effects. Bloom’s Level: Evaluating 

Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

18. Objective: To analyze the process of chemical bonding.

Question: Explain how ionic bonds are formed between atoms. Specification: Focuses on the concept of ionic bonding. Bloom’s Level: Analyzing Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

19. Objective: To understand the principles of work, energy, and power.

Question: How is the concept of work related to energy transfer in a physical system? Specification: Based on mechanical work and energy principles. Bloom’s Level: Understanding Difficulty Level: Moderate Time Required to Answer: 2-3 minutes

20. Objective: To evaluate the effects of magnetic fields on current-carrying conductors.

Question:  Describe how a current-   carrying conductor placed in a magnetic field experiences a force. Specification: Focuses on the interaction between electricity and magnetism. Bloom’s Level: Evaluating Difficulty Level: Moderate Time Required to Answer: 2-3 minutes


FOLLOW THESE FOR DEVELOPING QUESTIONS 
  1. The SI unit of electric current is:

    • A) Volt
    • B) Ampere
    • C) Ohm
    • D) Coulomb
  2. Which of the following is a renewable source of energy?

    • A) Coal
    • B) Petroleum
    • C) Natural Gas
    • D) Solar Energy

2-Mark Questions:

  • Objective: To assess understanding of concepts and ability to apply them to simple problems.
  • Specification: These questions often involve numerical problems, short explanations, or diagram-based questions.
  • Bloom's Level: Understanding
  • Difficulty Level: Moderate
  • Time Required to Answer: 1-2 minutes
  • Remarks: These questions assess a deeper understanding of concepts and the ability to apply them to real-world scenarios.

Example Questions:

  1. State Ohm's law. Draw a circuit diagram to verify Ohm's law experimentally.
  2. Define power. Derive the expression P = VI.

3-Mark Questions:

  • Objective: To assess understanding of concepts, ability to apply them to complex problems, and analytical skills.
  • Specification: These questions typically involve numerical problems, explanations, or diagram-based questions requiring multiple steps.
  • Bloom's Level: Applying, Analyzing
  • Difficulty Level: Moderate to Difficult
  • Time Required to Answer: 3-5 minutes
  • Remarks: These questions test a deeper understanding of concepts and the ability to apply them to complex situations.

Example Questions:

  1. An electric bulb is rated 220 V, 100 W. When it is operated on 110 V, what will be the power consumed?
  2. Draw a ray diagram to show the image formation by a convex lens when the object is placed between the focus and the optical centre. State the nature and size of the image formed.

5-Mark Questions:

  • Objective: To assess understanding of concepts, ability to apply them to complex problems, analytical, and evaluative skills.
  • Specification: These questions typically involve numerical problems, explanations, or diagram-based questions requiring multiple steps and critical thinking.
  • Bloom's Level: Analyzing, Evaluating, Creating
  • Difficulty Level: Difficult
  • Time Required to Answer: 5-10 minutes
  • Remarks: These questions test a comprehensive understanding of concepts and the ability to apply them to real-world scenarios.

Example Questions:

  1. (a) Draw a circuit diagram of an electric circuit containing a cell, a resistor, a rheostat, an ammeter, and a voltmeter. (b) How can you determine the resistance of the resistor using this circuit? (c) State the precautions to be taken while performing this experiment.
  2. (a) What is the difference between renewable and non-renewable sources of energy? (b) Discuss the advantages and disadvantages of using solar energy. (c) Suggest ways to conserve energy.

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QUESTION PAPER ANALYSIS AND FRAMING QUESTIONS BASED ON VARIOUS OBJECTIVES

QUESTION PAPER ANALYSIS AND FRAMING QUESTIONS BASED ON VARIOUS OBJECTIVES  Section A: 1-Mark Questions (Easy) The S.I. Unit of potential dif...