Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Chemistry in Everyday Life
Identify the human practice that results in soil pollution.
1
Deforestation
2
Dumping of sewage into water bodies
3
Use of large amounts of fertilizers and pesticides
4
More than one of the above.
5
None of the above