What is the largest populations that an ecosystem an support over time?

a. death rate

b. carrying capacity

c. immigration rate

d. keystone

The Sahara desert is able to support large populations of grazing herbivores. T F

Describe the two Pathways of visual information ( movement and identity). Be sure to include names of structures, types of information conveyed, and what happens when that Pathways disrupted.

Which options describe the purpose of genetic screening? (Select all that apply.) to learn if an individual has a chance of developing genetic conditions later in life to learn if an individual has a genetic condition to learn if an individual has a

What is needed for successful bartering between settlements?

Coral reefs are usually not found outside of the Tropics of Cancer and the Tropic of Capricorn. Which of the following best describes why this is an ideal location for coral? a. water cools as it moves away from the equator b.

Chemicals that kill bacteria or slow their growth are called

As you reach for a rose, you unexpectedly feel the painful poke of a thorn. you quickly withdraw your hand. which part of this process is accomplished mainly by the central nervous system?

Which of the following steps is an important part of the process by which ecology guides human to a sustainable future?

Estuaries are very productive ecosystems because they receive nutrients from rivers and oceans. a. True b. False

What is found about 10 km above earths surface