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 78 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?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

For a complete list of videos, visit our video library