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Author Question: Why is productivity low in tropical regions? (Read 40 times)

tatyanajohnson

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on: Feb 28, 2020

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.
Earth Science ¦ Tarbuck, Lutgens, Tasa ¦ 15th Edition
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Marked as best answer by tatyanajohnson on Feb 28, 2020

ankilker

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Reply #1 on: Feb 28, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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tatyanajohnson

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Reply 2 on: Feb 28, 2020
Excellent

mohan

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

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