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Test Preparation

Ecosystems, niche, and interactions

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Test Preparation

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Test Preparation

Question #1: An abiotic component in an ecosystem might include -

A. Animals

B. Plants

C. Sunlight

D. Producers

An abiotic component in an ecosystem might include: sunlight, water, soil, air, and nutrients.

Question #2: All living and nonliving things in an ecosystem interact so the system stays in balance.

Question #1: A producer or an autotroph is an animal that makes its own food through photosynthesis.

A producer or an autotroph is an organism such as plants, blue green algae, and some protists (NO

ANIMAL) that make his own food through photosynthesis.

Question #2: What is an example of a producer’s niche?

A. Releases oxygen to the atmosphere.

B. Disperses seed.

C. Absorbs carbon dioxide from the air.

D. A and C