Cell Biology Quiz

What is the primary function of the cell membrane?

• To produce energy for the cell

• To enclose the cell and regulate material passage

• To synthesize proteins

• To store genetic information

What is the main role of the nucleus in a cell?

• To produce ATP

• To control the cell’s activities and store DNA

• To synthesize lipids

• To transport proteins

What is the site of cellular respiration in the cell?

• Ribosome

• Nucleus

• Mitochondria

• Lysosome

Which organelle contains its own DNA and ribosomes?

• Ribosome

• Nucleus

• Mitochondria

• Endoplasmic reticulum

What is the composition of the cell membrane?

• DNA and RNA

• Proteins and a phospholipid bilayer

• Carbohydrates and lipids

• Enzymes and glucose

Which organelle helps in the contraction of muscle cells?

• Golgi Apparatus

• Lysosome

• Cytoskeleton

• Endoplasmic Reticulum

What is the primary function of flagella in cells?

• To store nutrients

• To propel a cell through the environment

• To conduct photosynthesis

• To synthesize proteins

Which organelle is responsible for storing food, water, or metabolic wastes in cells?

• Chloroplast

• Nucleus

• Vacuole

• Ribosome

What pigment is contained in chloroplasts that is essential for photosynthesis?

• Hemoglobin

• Chlorophyll

• Melanin

• Carotene

What is the function of vacuoles in unicellular organisms?

• To conduct photosynthesis

• To contract and expel excess water

• To synthesize proteins

• To store DNA