Page 54 - Science Course 3 (Book 1)

Mo2-L1: 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.

______________ 1. the loss of all members of a population A. carrying capacity
B. extinction
______________ 2. the exchange of food or energy between two organisms through
a long-term relationship C. predation
D. symbiosis
______________ 3. the act of one organism feeding on another organism

______________ 4. largest number of a species that can be supported by an ecosystem

Mo2-L1: Lesson Review Quiz (Short Answer)

Direction: Respond to each statement on the lines provided.

5. Describe the types of biotic and abiotic factors you might find in a desert ecosystem.

6. Contrast habitat and niche.

7. Identify one type of interaction between living things that could cause a population to decline. Then identify
a different type of interaction that could cause a population to increase.

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