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Home arrow Chapter 14 arrow Concept 4 Quiz

Concept 4 Quiz

Discuss the productivity of the oceans and the dynamics of food webs.

This activity contains 8 questions.

Question 1.
The highest overall oceanic productivity occurs in __________ regions.

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Question 2.
The two factors that influence a region's photosynthetic productivity are the amount of solar radiation and the availability of


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Question 3.
There is a low rate of productivity year-round in the tropical oceans.

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Question 4.
In the ocean, the Sun's energy is utilized by phytoplankton and converted to


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Question 5.
Each of the feeding stages in a food chain are referred to as a __________ level.

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Question 6.
The transfer of energy between trophic levels is very efficient.

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Question 7.
The energy loss between trophic levels correlates with a general decrease in _______ within a higher trophic level.

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Question 8.
Bacteria-like organisms called archaea constitute the base of the food web around hydrothermal vents.

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