Page 77 - Science Course 3 (Book 1)

Mo2-L4: Lesson Review Quiz (True or False)

Direction: On the line before each statement, write T if the statement is true or F if the statement is false.
If the statement is false, change the underlined word to make it true. Write your changes on the
lines provided.

1. Species share the same habitat, but not the same niche.

2. When overpopulation occurs, it causes damage to the environment.

3. Symbiosis is a close relationship between two communities.

Mo2-L4: Lesson Review Quiz (Matching)

Direction: On the line before each definition, write the letter of the term that matches it correctly. Each
term is used only once.

4. a relationship between two organisms in which both organisms benefit A. commensalism
B. competition
5. an interaction between two or more organisms that need the same
resources C. mutualism
D. parasitism
6. a relationship between two organisms in which one organism benefits
and the other organism is not helped or harmed E. predation

7. a relationship between two organisms in which one organism benefits
and the other organism is harmed

8. the act of one organism feeding on another organism

Short Answer Respond to each statement on the lines provided

1. Distinguish between a habitat and a niche.

2. Explain how you can tell when overpopulation occurs.

3. Contrast symbiosis and predation.

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