Section 7-3 evo

Multiple Choice

Which of the following best describes the difference between biotic and abiotic factors in an ecosystem?

• Biotic factors are living things, while abiotic factors are non-living things.

• Biotic factors are non-living things, while abiotic factors are living things.

• Both biotic and abiotic factors are living things.

• Both biotic and abiotic factors are non-living things.

Open Ended

Explain how the different types of relationships (mutualism, commensalism, and parasitism) affect the organisms involved.

Multiple Select

Which of the following are examples of geographic isolation leading to the formation of new species?

• Plate tectonics

• Flooding

• Migration to a new area

• Both plate tectonics and flooding

Open Ended

Do you have any questions or would you like to know more about ecology and the evolution of species?

Fill in the Blanks

Extinction is caused by a change in the environment that the species can't adapt to fast enough. Fill in the blank: Evolution that occurs slowly and steadily is called

.