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

Author Question: Which of the following is incorrect regarding the spatial-temporal variability of net primary ... (Read 79 times)

sc00by25

  • Hero Member
  • *****
  • Posts: 596
Which of the following is incorrect regarding the spatial-temporal variability of net primary productivity?
 
  A) Nutrient levels in oceans affect productivity.
  B) Productivity rates in deserts is much less than that of tropical regions.
  C) At temperate and high latitudes, the rate of carbon fixing is seasonally variable.
  D) Net primary productivity is highest in the winter in the midlatitudes and high latitudes.
  E) Productivity rates are constantly high throughout the year in the tropics.

Question 2

When a dam and reservoir are constructed, the natural response of the river and its channel gradient come under the control of
 
  A) the same base level that existed prior to construction.
  B) those of the closest nearby natural lake.
  C) the government.
  D) a local, or temporary, base level.
  E) an ultimate base level.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LP

  • Sr. Member
  • ****
  • Posts: 302
Answer to Question 1

D

Answer to Question 2

D





 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

For a complete list of videos, visit our video library