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Hawaii Succession Worksheet

Posljednje ažuriranje about 2 years ago

8

2

1

1

Pitanje 3

3.

What type of succession occurred in this community?

A. primary

B. secondary

3

3

Pitanje 5

5.

Describe the expected distribution of the five original types of plants in another 20 years. Explain your reasoning

1

1

1

Pitanje 1

1.

What organism(s) are popular in the community 1 year after the volcanic eruption?

algae

mosses

ferns

lichens

seed plants

Pitanje 2

2.

What organism is the most popular in the community 9 years after the volcanic eruption?

algae

mosses

ferns

lichens

seed plants

Pitanje 4

4.

Explain how immigration and competition changed the community structure from year 1 to year 9.

Pitanje 6

6.

Pioneer species are the first species to take hold in a barren area after a disaster has occurred. Based on the data, most pioneer species in this area were which of the following?

A. algae

B. mosses

C. ferns

D.seed plants

Pitanje 7

7.

The recolonization of this area by algae, mosses, ferns, and seed plants reestablished which trophic level in the devastated ecosystem?

A. decomposer

B. primary consumer

C. producer

D. secondary consumer

Pitanje 8

8.

Most organisms were unable to live in the area for the first six months after the eruption. Which of the following changes most likely needed to occur in the area so that organisms could return there?

A. increase in oxygen

B. increase in sunlight

C. increase in temperature

D. increase in soil nutrients