Biology A Final Exam Assessment

Front

Why is a rock not considered alive?

Back

A rock is not made of cells.

Front

What is commensalism?

Back

A type of symbiotic relationship where one organism benefits and the other is neither helped nor harmed.

Front

Which cells do not likely undergo continuous mitosis?

Back

Brain and muscle cells.

Front

What is the pH range for acids?

Back

0-6.9.

Front

What happens to energy as you move up the energy pyramid?

Back

Some energy is lost as heat.

Front

Define 'cell'.

Back

The basic unit of life, made up of cytoplasm and a nucleus enclosed in a membrane.

Front

What is the function of mitochondria?

Back

Mitochondria are the powerhouse of the cell, producing energy through respiration.

Front

What is photosynthesis?

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions in the body.

Front

Define 'ecosystem'.

Back

A community of living organisms interacting with their environment.