Cell Biology Quiz

Which of the following is NOT a component of the cell theory?

• All living things are made of cells.

• Cells are the basic unit of structure and function.

• All cells arise from non-living matter.

• All cells come from pre-existing cells.

Which organelle is known as the ‘powerhouse’ of the cell?

• Nucleus

• Ribosome

• Mitochondrion

• Lysosome

What is the function of the nucleus?

• Protein synthesis

• Controls cell activities

• Energy production

• Lipid storage

Which organelle is responsible for protein synthesis?

• Lysosome

• Mitochondrion

• Ribosome

• Chloroplast

What is the main function of the cell membrane?

• Protein synthesis

• Control movement of substances

• Energy production

• Storage of nutrients

Lysosomes are responsible for:

• Energy production

• Digestion of waste materials

• Protein synthesis

• Transport of materials

Which of these is a plant cell structure not found in animal cells?

• Mitochondria

• Ribosome

• Chloroplast

• Nucleus

Ribosomes are found:

• Only in the nucleus

• On the rough ER and in cytoplasm

• Inside mitochondria only

• In the cell membrane

Which organelle helps in detoxification of harmful substances in liver cells?

• Golgi apparatus

• Rough ER

• Smooth ER

• Lysosome

Mitochondria are more abundant in which type of cells?

• Skin cells

• Muscle cells

• Fat cells

• Bone cells