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The Plant System — Parts and Functions

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

    What is the main function of roots in a plant?

    (a) Absorb water and minerals; anchor the plant(b) Make food through photosynthesis(c) Carry water to leaves(d) Attract insects for pollination
  2. 2.

    Which part of the plant transports water from roots to leaves?

    (a) Stem(b) Flower(c) Fruit(d) Seed
  3. 3.

    Leaves are the main food-making part of a plant. What process do they carry out?

    (a) Photosynthesis(b) Respiration only(c) Digestion(d) Reproduction
  4. 4.

    A student cuts a plant's stem and sees tiny tubes inside. These tubes:

    (a) Transport water and food through the plant(b) Store extra sunlight(c) Produce pollen(d) Absorb minerals directly
  5. 5.

    What is the function of the flower in a plant?

    (a) Reproduction — to produce seeds(b) Photosynthesis(c) Water absorption(d) Storing food
  6. 6.

    The fruit of a plant has the main function of:

    (a) Protecting seeds and aiding seed dispersal(b) Making food for the plant(c) Absorbing water(d) Supporting the plant upright
  7. 7.

    Which of the following would happen if a plant's stem were cut at the base?

    (a) Leaves would wilt as water cannot reach them(b) Leaves would photosynthesize faster(c) Roots would grow larger(d) Flowers would open more quickly
  8. 8.

    Which part of a plant would you examine to find chlorophyll?

    (a) Leaf(b) Root(c) Seed(d) Fruit
  9. 9.

    Name the part of a plant that anchors it into the soil.

    Answer: ____________________________________

  10. 10.

    A Venus flytrap catches and digests insects. In this way it obtains nutrients it cannot get from poor soil. Which basic plant need does this behaviour help meet?

    (a) Minerals / nutrients(b) Water(c) Sunlight(d) Carbon dioxide

Answer key — P3 Science: The Plant System — Parts and Functions

For parents. Step-by-step explanations for every question are free on brightbit.net.

  1. 1.(a) Absorb water and minerals; anchor the plant
  2. 2.(a) Stem
  3. 3.(a) Photosynthesis
  4. 4.(a) Transport water and food through the plant
  5. 5.(a) Reproduction — to produce seeds
  6. 6.(a) Protecting seeds and aiding seed dispersal
  7. 7.(a) Leaves would wilt as water cannot reach them
  8. 8.(a) Leaf
  9. 9.Root
  10. 10.(a) Minerals / nutrients
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