engineering recuitment IB JIO (Junior Intelligence Officer) Mock Test 2023 General Knowledge Ecology and Environment
Which of the following is a human factor responsible for soil erosion?
1. Deforestation
2. Runoff water
3. Overgrazing
4. Glacial erosion
Select the correct answer using the codes given below:
1
2 and 3
2
1 and 3
3
1 only
4
2 only