Cell Parts and Function

Which of the following is the smallest unit of life that can carry out all life functions?

• the nucleus

• the cytoplasm

• the cell membrane

• the cell

Which three structures are found in both animal and plant cells?

• nucleus, cell membrane, and cytoplasm

• cell membrane, chloroplasts, and mitochondria

• cytoplasm, a cell wall, and nucleus

• nucleus, chloroplasts, and cell wall

Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?

• cell membrane

• cytoplasm

• nucleus

• cell wall

What is the function of the nucleus?

• to produce energy

• to control cell activity

• to remove waste products

• to allow molecules to enter the cell

Chloroplasts in plant cells allow the plant to perform a function that animal cells cannot do. What is the main function of the chloroplasts found in plant cells?

• to absorb light energy and make food

• to remove waste materials

• to control all the processes in the cell

• to control the shape of the cell

What is the function of a cell wall?

• to protect and support the cell

• to make food for the cell

• to prevent water from passing through it

• to prevent oxygen from entering the cell

A gel-like fluid in which many different organelles are found.

• cell membrane
• nucleus
• organelle
• cytoplasm

This organelle directs all the cell's activities.

• cytoplasm

• chloroplasts

• cell wall

• nucleus

A scratch in your skin heals because cells

• build new cell walls

• create more chloroplasts

• divide and make new cells

• build new cambium cells

What do unicellular organisms and multicellular organisms have in common?

• They are both able to make their own food from the Sun.

• They are both the same size.

• They can both get rid of their waste.

• They both have special cells within the organism to do certain jobs.