Biology Semester Exam Review Part 1

Front

What is the function of the vacuole in plant cells?

Back

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

Front

What does the term 'dependent variable' mean in an experiment?

Back

The dependent variable is what is being measured or tested in an experiment.

Front

Do plants contain mitochondria and chloroplasts?

Back

Yes, plants contain both mitochondria and chloroplasts.

Front

Where is the cytoplasm found?

Back

Cytoplasm is found in all eukaryotic and prokaryotic cells.

Front

How do enzymes affect chemical reactions?

Back

Enzymes speed up chemical reactions by decreasing the activation energy required.

Front

What is the role of mitochondria in cells?

Back

Mitochondria are the powerhouses of the cell, generating ATP through cellular respiration.

Front

What is the primary function of chloroplasts?

Back

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

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both.

Front

What is homeostasis?

Back

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

Front

What is the significance of the cell membrane?

Back

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