Biology 3.1

Multiple Choice

Ecology focuses on:

• ways to address environmental pollution and overpopulation.

• how organisms relate to each other and their environment.

• how human activities affect the environment.

• the relationship between economics and biology.

Multiple Choice

Which of the following is a biotic factor?

• temperature

• water availability

• competition for food

• ocean current patterns

Multiple Choice

When biologists talk about ecology on a global scale, they use the term:

• ecosystem

• biosphere

• community

• population

Multiple Choice

A population includes all

• members of one species in an area

• living organisms in an area

• members of a certain species

• members of an ecosystem

Multiple Choice

Which of the following is NOT a method scientists use to study ecology?

• models

• experimentation

• dissection

• observation