Compared to an ecosystem with just a single stage of succession, ...

[go.lag]

Compared to an ecosystem with just a single stage of succession, an ecosystem with a variety of successional stages
 
  A) is more likely to experience forest fires.
  B) has greater biodiversity.
  C) is less likely to experience erosion.
  D) has a much lower rate of primary productivity.

Question 2

Which of the following is a good example of a biological agent or action that is a hazard to public health?
 
  A) Rotavirus infections lead to deadly diarrhea in more than a million children each year.
  B) Chewing tobacco is known to greatly increase the chances of cancer of the mouth and throat.
  C) For people living deep in a forest, the drought increased the chances of a deadly forest fire.
  D) The use of air bags and safety belts has greatly reduced accidental deaths in moving vehicles.

[bdobbins]

Answer to Question 1

B

Answer to Question 2

A

[go.lag]

Excellent

[jordangronback]

Gracias!