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Question 1:

Food webs help in which of the following ?

Question 2:

Which of the following is not a greenhouse gas?

Question 3:

Which of the following is a natural eco system?

Question 4:

The term 'ecology' is derived from the ---- word 'Oekologie'.

Question 5:

_____is the concentration of a toxin at successively higher levels in a food chain.

Question 6:

Madhav Gadgil belongs to the_________ panel of environment.

Question 7:

Which of the following is a biological nitrogen fixer?

Question 8:

Assertion(A) : All animals are integral to maintaining balance in the eco-system.

Reasoning (R ) : In the biosphere living beings are inter-related and interdependent on each other.

Choose the correct option.

Question 9:

Which of the following statements about ‘Swachh Survekshan - Urban’ is INCORRECT?

Question 10:

___________indicates the realm of living organisms and their interactions with the environment.