Chapter 25 - Ecosystem -9


Biology Class 12
1. A _______ is defined as the role a species plays in a community including behaviors and influence.


Biology Class 12
2. The study of different communities to environment is called _______.


Biology Class 12
3. Biotic components are producers, consumers and _______.


Biology Class 12
4. In each case succession begins by a few hardy invaders called _______.


Biology Class 12
5. The parasites that live outside the body are known as _______.


Biology Class 12
6. The type of relationship in which only one organism benefit is called as _______.


Biology Class 12
7. Several bacteria in soil are able to oxidize ammonia or ammonium ions this oxidation is known as _______.


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