Out of time. Please help.?

Question

The maximum rate of increase of a population is its

a. biotic potential.

b. carrying capacity.

c. exponential growth.

d. distribution.

Populations of most species

a. are relatively constant over time.

b. gradually decrease over time.

c. gradually increase over time.

d. vary rapidly, depending upon environmental conditions.

Which concept is a way to express the growth rate of a given population?

a. doubling time

b. population density

c. population size

d. carrying capacity

Populations

a. are limited by only one factor at a time.

b. increase arithmetically.

c. increase indefinitely.

d. are limited by the carrying capacity.

A change in a population that is NOT related strictly to the size of the population is best described as

a. density-dependent.

b. density-independent.

c. within.

d. an S-shaped curve.

Answer 1

a.  exponential growth

b. gradually increase over time

c.  population density

a.  are limited by only one factor at a time

d.  an S-shaped curve