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Author Question: Why is productivity low in tropical regions? (Read 24 times)

tatyanajohnson

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Question 1

Productivity is the amount of carbon fixed by organisms through the synthesis of organic matter using energy derived from ________ and ________.
◦ chemosynthesis; hydrothermal
◦ hydrothermal; available nutrients
◦ chemosynthesis; photosynthesis
◦ photosynthesis; hydrothermal
◦ none of these

Question 2

Why is productivity low in tropical regions?
◦ because the low density of the water makes it hard for plankton to float near the surface
◦ because the thermocline acts as a barrier to the mixing of surface and deep waters
◦ because the deep waters are too warm to maintain a healthy biomass
◦ because there is too much sunlight
◦ All of the above are problems.


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Marked as best answer by tatyanajohnson on Feb 28, 2020

ankilker

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tatyanajohnson

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Reply 2 on: Feb 28, 2020
Great answer, keep it coming :)


LegendaryAnswers

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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