PMA 2 Review

Front

What is the correct order of the speed of sound waves in different states of matter from fastest to slowest?

Back

Solid, liquid, gas.

Front

What is the function of the cell membrane in a plant cell?

Back

The cell membrane separates a cell from its environment.

Front

How do the respiratory and circulatory systems work together during exercise?

Back

They increase breathing rate to obtain more oxygen, which is delivered to cells through the bloodstream.

Front

What happens to light waves as they enter the Earth’s atmosphere from space?

Back

Light waves slow down.

Front

Why do both plant and animal cells have mitochondria?

Back

Mitochondria break down sugar for energy in both plant and animal cells.

Front

What is the role of mitochondria in cells?

Back

Mitochondria are responsible for breaking down sugar to produce energy.

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment.

Front

What is the primary function of the nucleus in a plant cell?

Back

The nucleus contains all genetic information needed by the cell.

Front

How does the structure of a cell wall differ from a cell membrane?

Back

The cell wall provides support and protection, while the cell membrane controls what enters and exits the cell.

Front

What is the significance of photosynthesis in plants?

Back

Photosynthesis allows plants to convert sunlight into energy by producing sugar.