|
|
4
|
Interaction between biotic and abiotic factors
|
5
|
Transfer of energy from one trophic level to other
|
6
|
Interconnected food chain
|
7
|
Study of organisms and their surrounding environment
|
8
|
Any discarded material on soil
|
|
|
|
|
1
|
Pyramids of energy is always
|
2
|
Kulhads are made up of
|
3
|
Organisms feed on dead plants and animals
|
|
|