Teaching CTET (Paper 1 & Paper 2) Mock Test Series 2025 General Knowledge Ecology and Environment

Which among the following are the causes of soil pollution?

1) Bio-fertilizers

2) Chemical fertilizers

3) Nitrogen-fixing bacteria

4) Biomedical wastes
5) Plastics

1

1, 2, 3, 4 and 5 only

2

1 only

3

2, 4 and 5 only

4

3, 4 and 5 only

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