6th Tri 3 Ecosystem Vocab. Test

Front

What do every organism need for survival?

Back

Shelter, water, food, and air.

Front

What are producers and consumers in an ecosystem?

Back

Both are biotic factors.

Front

What is a relationship where one organism benefits and the other is unharmed?

Back

Commensalism.

Front

What is a nonliving element in an ecosystem?

Back

Abiotic factor.

Front

What is an approximation of a number based on reasonable assumptions?

Back

Estimate.

Front

What is the term for living components of an ecosystem?

Back

Biotic factors.

Front

What do we call the maximum population size that an environment can sustain?

Back

Carrying capacity.

Front

What is the process by which plants make their own food using sunlight?

Back

Photosynthesis.

Front

What is the term for the role an organism plays in its ecosystem?

Back

Niche.

Front

What is the term for the variety of life in a particular habitat or ecosystem?

Back

Biodiversity.