Independent Assessment 3 Direction:
Write T if the statement is correct and if the underlined word/s is wrong, write the correct answer on the space before each

1. We need to understand beneficial and harmful interactions between organisms to appreciate

2. In commensalism, the host is neither benefited the beauty of our ecosystem. nor harmed.

3. The number of predator increases as the number of prey decreases.

4. In predation, the one who is benefited is called a predator and the one who is harmed is called a host. _

5. The parasites that live outside the body are called internal parasites.

6. Ecosystem is the largest and most complex organization of species.

7. Cooperation is a symbiotic relationship where all organisms fight for resources that are needed for survival.

8. Predation is seen in the example of the lion and the antelope.

9. Mutualism is a symbiotic relationship where both organisms are benefited.

10. Predation, Parasitism and Competition are good examples of harmful interaction where one specie is benefited while the other one is harmed.​