Page 44 - Science Course 3 (Book 1)

Direction: Answer each question or respond to each statement on the lines provided.
4. Define pioneer species.

5. What are two common pioneer species?

6. Why are pioneer species not necessary for secondary succession?

Mo1-L4: Lesson Review Quiz (Completion)

Direction: On each line, write the term that correctly completes each sentence.

1. succession occurs where an existing ecosystem has been
disturbed or destroyed.

2. occurs when a body of water becomes nutrient-rich.

3. The process of one ecological community changing into another one is .

4. A stable community that no longer goes through major ecological changes is a(n)
community.
5. The first species to grow on new or undisturbed land is a(n) species.

Mo1-L4: Lesson Review Quiz (Matching)

Direction: On each line, write the term that correctly completes each sentence.

6. occurs where an ecosystem has been disturbed or destroyed A. climax community
B. ecological succession
7. occurs when a body of water becomes nutrient-rich C. eutrophication
D. pioneer species

8. process of one ecological community changing into another one E. secondary succession

9. a stable community that no longer goes through major ecological changes

10. the first species to grow on new or undisturbed land

36