This topic contains a solution. Click here to go to the answer

Author Question: Why is productivity low in tropical regions? (Read 30 times)

tatyanajohnson

  • Hero Member
  • *****
  • Posts: 569

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.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by tatyanajohnson on Feb 28, 2020

ankilker

  • Sr. Member
  • ****
  • Posts: 328
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.
Answer Preview
Only 39% of students answer this correctly




tatyanajohnson

  • Member
  • Posts: 569
Reply 2 on: Feb 28, 2020
Excellent


Alyson.hiatt@yahoo.com

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

For a complete list of videos, visit our video library