set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Which National park is the new home of the Indian onehorned rhinoceros ?

a) Jim Corbett

b) Kanha

c) Dudhwa

d) Bandhavgarh

Question : 2

Which constituent of the atmosphere is likely to change if the forest cover is removed ?

a) CO₂ level is increased

b) O₂ level is significantly increases

c) O₂ level is increased

d) CO₂ level is significantly decreased

Question : 3

Which one is nature's cleaner ?

a) Producers

b) Decomposers and scavengers

c) Consumers

d) Symbionts

Question : 4

Which one of the following is not a gaseous biogeochemical cycle in ecosystem ?

a) Phosphorus cycle

b) Nitrogen cycle

c) Sulphur cycle

d) Carbon cycle

Question : 5

Acid rain is caused due to increase in concentration of (in atmosphere)

a) CO and CO₂

b) CO and SO₃

c) SO₂ and NO₂

d) O₃ and dust

Question : 6

The animals which occupy the same trophic level are

a) Deer & Bees

b) Snakes & Earthworm

c) Lion & Bees

d) Crow & Cow