Questions (150)
CSE
Deforestation results in (
- Flora destruction (
- Fauna destruction (
- Ecological disbalance
- A 1, 2 & 3 ✓
- B 1 & 2
- C 1 & 3
- D 2 & 3
✓ Correct answer: (A)
Environment & Ecology › Ecology & Ecosystems
Q22CSE2011
In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the
- decomposer microorganisms to the surface
- nutrients to the surface
- bottom-dwelling organisms to the surface
Which of the statements given above is/are correct?
- A 1 and 2
- B 2 only ✓
- C 2 and 3
- D 3 only
✓ Correct answer: (B)
Environment & Ecology › Ecology & Ecosystems
Q23CSE2011
If a tropical rain forest is removed, it does not regenerate quickly as compared to a tropical deciduous forest. This is because:
- A the soil of rain forest is deficient in nutrients ✓
- B propagules of the trees in a rain forest have poor viability
- C the rain forest species are slow-growing
- D exotic species invade the fertile soil of rain forest
✓ Correct answer: (A)
Environment & Ecology › Ecology & Ecosystems
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