Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Biology Ecology & Environment
Which of the following are the biotic components of the ecosystem?
1
air, water, soil
2
producers, consumers and decomposers
3
plants, animals, water
4
More than one of the above
5
None of the above