Which of the following statements regarding species interdependence are true?
1. An association of two species where one is benefited and other remains unaffected is called mutualism.
2. An interspecific association where both partners derive from each other is called commensalism.
3. A direct food relation between two species of animals in which one animals kills and feeds on another is referred as predation.
4. A relationship between two species of organism where both the partners are benefited from each other is called symbiosis.

Options

A. A and B only
B. C and D only
C. A and C only
D. B and C only

Answer

B

Explanation

* An association of two species where one is benefited and other remain unaffected is commensalism.
* An interspecific association where both partners derive benefit is called mutualism.