G9 BIology End of year EXAM revision Worksheet

Front

What are the chemical elements found in proteins?

Back

Proteins are made up of carbon, hydrogen, oxygen, and nitrogen.

Front

Which structure in plant cells makes them green?

Back

Chloroplasts are the structures in plant cells that contain chlorophyll, making them green.

Front

Which blood vessel contains valves?

Back

Veins contain valves that prevent the backflow of blood.

Front

What is the primary function of the stomach in digestion?

Back

The stomach mixes food with gastric juices to begin the digestion of proteins.

Front

What is formed by a group of xylem vessels in a plant?

Back

A group of xylem vessels forms a tissue.

Front

What is the function of chloroplasts in plant cells?

Back

Chloroplasts are responsible for photosynthesis, converting sunlight into energy.

Front

What is the role of the cell wall in plant cells?

Back

The cell wall provides structure and protection to plant cells.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygenated blood away from the heart, while veins carry deoxygenated blood back to the heart.

Front

What is the function of red blood cells?

Back

Red blood cells transport oxygen from the lungs to the body's tissues.

Front

What is the role of the vacuole in plant cells?

Back

The vacuole stores nutrients, waste products, and helps maintain turgor pressure.