UPSC Civil Services Prelims 2012
Question 53 of 66Environment and Ecology
What would happen if phytoplankton of an ocean is completely destroyed for some reason? 1. The ocean as a carbon sink would be adversely affected. 2. The food chains in the ocean would be adversely affected. 3. The density of ocean water would drastically decrease. Select the correct answer using the codes given below:
A1 and 2 only
B2 only
C3 only
D1, 2 and 3
Correct Answer
The correct answer is hidden
Explanation
34 words hidden ... disrupt marine food webs. However, ocean-water density would not drastically decrease simply because phytoplankton ... 32 words hidden