Question Detail

GST 111 ECOLOGY Objective Question
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Question

Why do nutrients have to be recycled in an ecosystem, unlike energy?
Options
A Nutrients are not important
B Nutrients are available in limited supply
Correct Answer
C Nutrients come from the sun
D Organisms create nutrients
Correct Answer

Option B is the correct answer.

Detailed Explanation

Nutrients are chemical elements that are available only in limited supply, so they must be recycled through biogeochemical cycles. Energy, supplied constantly by the sun, flows in one direction.

Hint

Energy is a flow, but matter cycles.

Question Info

Course: GST 111
Topic: ECOLOGY
Type: Objective
Difficulty: Not specified
Question 1205 of 1604
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