CBSE Class 12 Biology Chapter 8 Practice Questions 2024-25: Competency-Based Questions for Chapter 9 “Organisms and Population”

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This article provides an overview of the competency-based questions and answer keys for Chapter 9 “Organisms and Population” from the CBSE Class 12 Biology syllabus. These questions are designed to assess students’ understanding of the subject by requiring them to apply theoretical knowledge to real-life scenarios. To help students practice and master these questions, a free PDF is available for download.

CBSE 2024-25 Competency-Based Questions With Answers

Competency-based questions are developed by the Central Board of Secondary Education (CBSE) to encourage students to go beyond rote learning. These questions are crafted to measure a student’s ability to think critically and solve problems, focusing on practical applications of the material studied.

These types of questions may include:

  • Multiple-choice questions (MCQs)
  • Case studies
  • Source-based integrated questions
  • True/false questions
  • Assertion-reasoning questions
  • Short and long-answer questions
  • Gap-filling exercises

By practicing these questions, students develop crucial skills such as:

  • Creative thinking
  • Problem-solving
  • Systems thinking

These competencies help students gain a deep understanding of topics and apply their learning to real-world situations.

Key Strategies for Preparing Competency-Based Questions:

  1. Build a Strong Relationship with the Subject: Develop a solid foundation in the concepts of the chapter.
  2. Creative Problem-Solving: Learn to think creatively when approaching problems.
  3. Apply Theoretical Knowledge: Practice applying concepts to real-world scenarios to improve comprehension and recall.

Sample CBSE Class 12 Biology Competency-Based Questions With Answer Key 2024-25

Multiple-Choice Questions (MCQs)

  1. The larvae of insects such as the African midge inhabit temporary pools in hollows of rocks. When water evaporates in their arid environment, these larvae revive when immersed in water even after a few years. Which response to abiotic stress does this statement depict?a) Regulation
    b) Migration
    c) Suspension
    d) ConformationAnswer: c) Suspension
  2. Trees in some regions have very thin barks and broad leaves placed at different angles to allow them to capture adequate sunlight. These leaves often have pointed tips that allow water to run off easily. In which biome are such trees likely to be found?a) Arctic
    b) Desert
    c) Coastal
    d) RainforestsAnswer: d) Rainforests

Free PDF Download for CBSE Class 12 Biology Practice Questions

Now that students have access to some important questions from Chapter 9 “Organisms and Population”, they can further enhance their preparation by downloading the free PDF of competency-based questions. This will allow students to practice these questions offline and strengthen their understanding of the subject matter.

Competency-based questions are crucial for building problem-solving abilities and ensuring that students are well-prepared for their exams by mastering the application of theoretical concepts in real-world contexts.

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