GOV EXAM ADDA

1. The following animal is called friend of farmer

Answer & Solution

2. The behaviour of energy in ecosystem can be conveniently termed as energy flow because

A. Energy is the denominator of all kinds of system

B. Energy transformations are one way in direction

C. Energy transformations are multidirectional in nature

D. None of the above

Answer & Solution

3. The largest reservoir of Nitrogen on Earth is

Answer & Solution

4. As per the concept of Schedular Indian wildlife conservation, Rhinoceros indica is incorporated in

Answer & Solution

5. Ecological niches is the

A. Abiotic component in an ecosystem

B. Biotic component in an ecosystem

C. Both (A) and (B)

D. None of the above

Answer & Solution

6. Spraying of DDT in crop plants produces pollution of

A. Air and soil only

B. Air and water only

C. Air only

D. Air, soil and water only

Answer & Solution

7. Which one of the four following substances contribute most to the causation most o the causation of greenhouse effect in nature?

A. Carbon monoxide

B. Sulphur di-oxide

C. Carbon di-oxide

D. Hydrogen fluoride

Answer & Solution

8. Endemic plants are those which grow in

A. Shady places

B. Gerographically limited areas

C. Fresh water lakes

D. On other plants

Answer & Solution

9. Nekton are

A. Animals associated with aquatic plants d) Sub-merged plants in water

B. Sub-merged plants in water

C. Floating organism in water

D. Swimming organism in water

Answer & Solution

14. A. Cladogram depicts the hypothesis of-

A. Taxonomic relationship

B. Genetic relationship

C. Evolutionary relationship

D. Phonetic relationship

Answer & Solution

15. The ‘Theory of Natural Selection’ was proposed by

Answer & Solution

1. The following animal is called friend of farmer

2. The behaviour of energy in ecosystem can be conveniently termed as energy flow because

3. The largest reservoir of Nitrogen on Earth is

4. As per the concept of Schedular Indian wildlife conservation, Rhinoceros indica is incorporated in

5. Ecological niches is the

6. Spraying of DDT in crop plants produces pollution of

7. Which one of the four following substances contribute most to the causation most o the causation of greenhouse effect in nature?

8. Endemic plants are those which grow in

9. Nekton are

10. In the present concept of evolution the unit of evolution is

11. “Natural Selection” is the theory from

12. Connecting link between reptiles and birds is

13. Which one of the following is known as a ‘living fossil’?

14. A. Cladogram depicts the hypothesis of-

15. The ‘Theory of Natural Selection’ was proposed by