Key Stage 3 Biology: Cells Quiz

What is the basic unit of all living organisms?

• Organs

• Tissues

• Cells

• Atoms

Which of the following is NOT made of cells?

• Skin

• Hair

• Muscle

• Leaf

What tool is necessary to view cells due to their small size?

• Telescope

• Magnifying glass

• Light microscope

• Binoculars

Which part of the cell is responsible for controlling what enters and exits?

• Cytoplasm

• Cell membrane

• Cell wall

• Nucleus

Which structure is found only in plant cells and provides strength and support?

• Cell membrane

• Nucleus

• Cell wall

• Cytoplasm

What is the primary function of mitochondria?

• Respiration

• Protein synthesis

• Cell division

• Photosynthesis

What is the role of the cytoplasm in a cell?

• Provides structural support

• Site of chemical reactions

• Controls cell activities

• Stores genetic information

What is the function of chlorophyll in plant cells?

• Protects the cell

• Absorbs water

• Stores nutrients

• Absorbs sunlight

What is the main component of the cell wall in plant cells?

• Protein

• Cellulose

• Lipid

• Starch

Which part of the plant cell contains a sugary solution?

• Nucleus

• Mitochondria

• Chloroplast

• Sap vacuole