UPSC Civil Services Prelims 2011
Question 45 of 53Environment and Ecology
Biodiversity forms the basis for human existence in the following ways: 1. Soil formation 2. Prevention of soil erosion 3. Recycling of waste 4. Pollination of crops. Select the correct answer using the codes given below:
A1, 2 and 3 only
B2, 3 and 4 only
C1 and 4 only
D1, 2, 3 and 4
Correct Answer
The correct answer is hidden
Explanation
21 words hidden ... erosion, decomposers recycle waste and nutrients, and pollinators support crop production. These are all examples of ... 18 words hidden