Category #4 Review

Front

How does most of the water needed by the plant get into its leaves?

Back

The roots absorb it and then it travels up the xylem.

Front

What happens to enzyme activity at high temperatures?

Back

Enzyme activity declines due to denaturation.

Front

What biomolecule do enzymes belong to?

Back

Enzymes belong to the protein category.

Front

Which three systems of the human body work together to move and control body parts?

Back

The nervous, skeletal, and muscular systems.

Front

What is cellular respiration?

Back

The process performed by autotrophs and heterotrophs to convert glucose into energy.

Front

What is the role of stomata in plants?

Back

Stomata are openings that allow gas exchange, including the intake of carbon dioxide and release of oxygen.

Front

What is denaturation in the context of enzymes?

Back

Denaturation is the process where an enzyme loses its structure and function due to high temperature or pH changes.

Front

What are the two main types of organisms based on their energy acquisition?

Back

Autotrophs (produce their own food) and heterotrophs (consume other organisms for energy).

Front

What is the function of the xylem in plants?

Back

Xylem transports water and minerals from the roots to the rest of the plant.

Front

What is the primary function of the muscular system?

Back

The muscular system enables movement of the body and maintains posture.