Biology Midterm Review

Front

What is a detritivore?

Back

A detritivore is an organism that eats dead or decaying organic material.

Front

What is mutualism?

Back

Mutualism is a relationship between two species in which both parties benefit.

Front

What is an herbivore?

Back

An herbivore is an organism that eats plants only.

Front

What are lipids?

Back

Lipids are molecules that cannot dissolve in water and are used for long-term energy storage.

Front

What is a carnivore?

Back

A carnivore is an organism that eats meat only.

Front

Define autotroph.

Back

An autotroph is an organism that produces its own food, typically through photosynthesis.

Front

What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic material, recycling nutrients back into the ecosystem.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients.