Zoology - Organisms and Population Three Marks Questions

12th Standard EM

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Biology

Time : 00:45:00 Hrs
Total Marks : 30
    10 x 3 = 30
  1. Give the diagnostic characters features of a Biome

  2. Classify the aquatic biomes of Earth.

  3. What are the ways by which organisms respond to abiotic factors?

  4. Classify the adaptive traits found in organisms

  5. Differentiate Natality and Mortality

  6. Differentiate J and S shaped curve

  7. Give an account of population regulation

  8. What is ecological density, crude density and population density?

  9. Define temperature. How it impacts the life of an organism?

  10. Light is essential for life. Why?

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