Name: __________________________________
Period:_______
Ecological Succession Homework – Due March 25th
Directions: Use your notes and do research to answer the questions.
Vocabulary Matching: Write the letter of the word that matches the definition in the blank.
______ 1. The study of interactions between and among living things and their surroundings.
______ 2. Consists of all living and non-living things in a specific area.
______ 3. Living thing. Examples: Plants, animals, fungi, bacteria.
______ 4. Non-living thing. Examples: Water, rocks, sunlight
Vocabulary Words:
a. Pioneer Species
b. Biodiversity
c. Biotic
______ 5. The variety of organisms living in a certain area.
d. Community
______ 6. The replacement of one community by another in the same place.
e. Succession
______ 7. The development of a community where nothing lived before.
f.
______ 8. Succession that occurs after a community was destroyed.
g. Abiotic
______ 9. One of the first organisms to move into a new environment.
h. Primary Succession
______ 10. All populations that interact in an area.
i.
Ecosystem
j.
Secondary
Succession
Multiple Choice
Ecology
11. Which statement is true?
A. When a forest is destroyed by fire, the soil can no longer support life.
B. Forest fires have no significant effect on soil and plant life.
C. Areas where forest fires occur cannot have succession.
D. Even after a fire destroys a forest, the soil can still support life.
12. The first life to inhabit an area after a
disturbance is –
A. Primary Succession
B. Secondary Succession
C. A Pioneer Species
D. A Climax Community
13. How many years does it usually take
before an original climax community is
re-established?
A. 10 years
B. 25 years
C. 50 years
D. 100 years
14. A student was looking for a term to describe what happens during a succession. Which of the
following terms is the best choice for this student to use?
A. Addition
B. Substitution
C. Replacement
D. Fast-Moving
15. Which of the following could cause primary succession?
A. Forest fire
B. Glacier retreating
C. Hurricane
D. Clearing land for a shopping mall
16. 30 years after a volcanic eruption, there is a sporadic growth where the lave flowed and the
land was barren. What is happening here?
A. A glacier is forming
B. Primary Succession is occurring
C. Secondary Succession is occurring
D. A climax community is forming
17. Why might the diversity of animal species increase as ecological succession progresses?
A. Precipitation increases
B. There is less soil
C. Food choices increase
D. Temperatures increase and stabilize
Short Answer
18. Which type of succession would occur after a flood caused a landslide?
19. How is soil created during primary succession?
20. Why does primary succession take longer to reach the climax community than secondary
succession?