state gov Rajasthan Gram Vikas Adhikari (VDO) Mock Test 2021 General Knowledge Ecology and Environment Environment Problems
Increasing human population put pressure on natural resources such as land, soil, water, fossil fuels etc. It causes -
I. Soil erosion
II. Salinization of soils
III. Desertification
IV. Eutrophication
1
I and II
2
I, II and III
3
III and IV
4
I, II, III and IV