Y7 Chapter 1 Review

1. Which part of a plant cell provides rigid support and structure?

• Cell membrane
• Cytoplasm
• Cell wall
• Nucleus

2. What is the main function of the nucleus?

• To make food
• To control the cell's activities
• To store water
• To let substances in and out

3. Where does photosynthesis occur in a plant cell?

• Mitochondrion
• Chloroplast
• Sap vacuole
• Cytoplasm

4. What is the jelly-like substance where chemical reactions happen?

• Cell sap
• Cytoplasm
• Nucleus
• Cell membrane

5. Which part controls the movement of substances into and out of the cell?

• Cell wall
• Nucleus
• Sap vacuole
• Cell membrane

6. The large, central sap vacuole in a plant cell contains...

• Chlorophyll
• Haemoglobin
• Cell sap
• Cytoplasm

7. Which organelle releases energy for the cell through respiration?

• Nucleus
• Chloroplast
• Mitochondrion
• Ribosome

8. Which of these structures is found in a plant cell but NOT in an animal cell?

• Nucleus
• Cytoplasm
• Cell membrane
• Chloroplast

20. What is the primary function of a red blood cell?

• To fight infection
• To help blood clot
• To transport oxygen
• To absorb nutrients

21. Red blood cells contain a substance called __________ which binds to oxygen.

• Cytoplasm
• Chlorophyll
• Haemoglobin
• Cell sap