Year 8 Biology Review

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Date:

Part 1: Multiple Choice

Circle the best answer for each question.

1. What is the basic unit of life?

An organ

A cell

A tissue

An organism

2. Which cell structure controls the activities of the cell?

Cell membrane

Nucleus

Cytoplasm

Vacuole

3. Which structure is found in plant cells but not animal cells?

Cell membrane

Nucleus

Cell wall

Cytoplasm

4. Which process allows green plants to make their own food?

Respiration

Digestion

Photosynthesis

Excretion

5. Which order shows levels of organisation from simplest to most complex?

Organ, tissue, cell, organ system

Cell, tissue, organ, organ system

Tissue, cell, organ system, organ

Cell, organ, tissue, organism

Part 2: Short Answers

Answer each question using clear scientific language.

6. State one similarity and one difference between a plant cell and an animal cell.

7. What is the function of the cell membrane?

8. Explain why a multicellular organism needs different types of cells.

9. Complete the sentences.

Cells with a similar structure and function form a ____________.

Several organs working together form an ____________.

10. A student observes a specimen under a microscope. Describe two features they could use to identify it as a plant cell.

Year 8 Biology Review

Year 8 Biology Review

Part 1: Multiple Choice

Part 2: Short Answers

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