Succession and Extinction

Question 1

✔ primary successionX secondary succession

Revolt · Accepted Answer

A: ✔ primary succession

Question 2

What type of succession does this passage describe?

Revolt · Accepted Answer

A: phytoplankton

Question 3

Every organism in an ecosystem relies on other species for survival:

Revolt · Accepted Answer

A: species diversity

Question 4

Question 4

Revolt · Accepted Answer

Western Lowland gorilla populations have dropped sixty percent in the past twenty-five years due to poaching, habitat loss, and, mainly, disease. Their numbers are expected to keep dropping, and the s: endangered species; The Eastern gemfish population has declined due to commercial fishing. New protection efforts seem to be helping the population slowly recover:: threatened species; The golden toad was forced from its breeding sites when erratic weather caused pools to dry up. No frogs have been found in over two decades:: extinct species

Question 5

✔ extinct speciesX endangered speciesthreatened species

Revolt · Accepted Answer

A: ✔ extinct species

Question 6

X primary succession✔ secondary succession

Revolt · Accepted Answer

B: ✔ secondary succession

Question 7

Which species is the pioneer species?

Revolt · Accepted Answer

A: phytoplankton

Question 8

X extinct species✔ endangered speciesthreatened species

Revolt · Accepted Answer

B: ✔ endangered species

Question 9

X primary succession✔ secondary succession

Revolt · Accepted Answer

B: ✔ secondary succession

Question 10

extinct species✔ endangered speciesthreatened species

Revolt · Accepted Answer

B: ✔ endangered species

Succession and Extinction Answers

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