Ecology 1.1 - 1.4

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The scientific study of how organisms interact with their environment and all the other organisms in that environment:

• Agronomy
• Ecology
• Environmentalism
• Sociology

Primary consumers are at the very bottom of the energy pyramid.

• True
• False

A particular environment and all the living things that are supported by it is called an _____________.

• culture
• ecosystem
• environment

The air and carbon dioxide, the soil, the water in a pond, and the sunlight that plants need are considered _________.

• abiotic factors

• biotic factors

There are no plants in the open ocean.

• True
• False

Kangaroos and Polar Bears live in the same ecosystem.

• True
• False

An ecosystem can be as small as a pond or as large as a desert.

• True
• False

Plants and animals are considered __________ parts of an ecosystem.

• abiotic
• biotic

Biotic factors include both the physical and chemical parts of an ecosystem.

• True
• False