Biology EOC Practice Test

Front

What defines a eukaryotic cell?

Back

A eukaryotic cell is defined by the presence of a nucleus.

Front

What happens to swollen gums when rinsed with salt water?

Back

The water in the gums moves out due to the high concentration of salt in the solution.

Front

What is the role of autotrophs in the carbon cycle?

Back

Autotrophs use carbon dioxide to produce glucose.

Front

What is a consequence of rapid human population growth?

Back

There will be fewer natural resources available for future generations.

Front

How do antibiotics affect bacterial and viral diseases?

Back

Bacterial diseases respond to antibiotics; viral diseases do not.

Front

What is a characteristic of prokaryotic cells?

Back

Prokaryotic cells lack a nucleus.

Front

What is osmosis?

Back

Osmosis is the movement of water across a semipermeable membrane from an area of low solute concentration to an area of high solute concentration.

Front

What is the function of chloroplasts in plant cells?

Back

Chloroplasts are responsible for photosynthesis, converting light energy into chemical energy.

Front

What is the significance of the cell membrane?

Back

The cell membrane controls the movement of substances in and out of the cell.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass, while a food web is a complex network of interconnected food chains.