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Cells — Basic Unit of Life

Name: ______________________Class: ________Date: ____________Score: ____ / 10
  1. 1.

    What is the basic unit of life?

    (a) Tissue(b) Organ(c) Cell(d) Organism
  2. 2.

    Which part of the cell controls all its activities?

    (a) Cell wall(b) Cell membrane(c) Nucleus(d) Cytoplasm
  3. 3.

    Which structure is found in plant cells but NOT in animal cells?

    (a) Nucleus(b) Cell membrane(c) Cell wall(d) Cytoplasm
  4. 4.

    What is the function of the cell membrane?

    (a) To produce energy for the cell(b) To control what enters and leaves the cell(c) To carry out photosynthesis(d) To store water in the cell
  5. 5.

    Which organelle is responsible for photosynthesis in plant cells?

    (a) Vacuole(b) Chloroplast(c) Mitochondria(d) Nucleus
  6. 6.

    A group of similar cells working together to perform the same function is called a ___.

    (a) Organ(b) Tissue(c) System(d) Organism
  7. 7.

    Which of the following is the correct order of organisation from smallest to largest?

    (a) Organ → Tissue → Cell → Organism(b) Cell → Tissue → Organ → Organism(c) Tissue → Cell → Organ → Organism(d) Cell → Organ → Tissue → Organism
  8. 8.

    The large central vacuole in plant cells is mainly used to store ___.

    (a) Chlorophyll(b) Glucose(c) Water and dissolved substances(d) Oxygen
  9. 9.

    Name ONE structure that is found in plant cells but NOT in animal cells.

    Answer: ____________________________________

  10. 10.

    A red blood cell has no nucleus. What does this tell us about the red blood cell?

Answer key — P4 Science: Cells — Basic Unit of Life

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  1. 1.(c) Cell
  2. 2.(c) Nucleus
  3. 3.(c) Cell wall
  4. 4.(b) To control what enters and leaves the cell
  5. 5.(b) Chloroplast
  6. 6.(b) Tissue
  7. 7.(b) Cell → Tissue → Organ → Organism
  8. 8.(c) Water and dissolved substances
  9. 9.cell wall
  10. 10.it cannot control its own activities or reproduce
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