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Primary 3 Science · Grouping living things

Name: ______________________

Date: ____________

1. Animals with feathers belong to which group?
- ☐ (a) Mammals
- ☐ (b) Reptiles
- ☐ (c) Birds
- ☐ (d) Fish
2. A dolphin breathes air and feeds its baby milk. Which group is it in?
- ☐ (a) Fish
- ☐ (b) Mammals
- ☐ (c) Amphibians
- ☐ (d) Reptiles
3. Which plant is non-flowering?
- ☐ (a) A fern
- ☐ (b) A rose bush
- ☐ (c) Grass
- ☐ (d) An apple tree
4. Which feature puts an animal in the mammal group?
- ☐ (a) It lays eggs
- ☐ (b) It can fly
- ☐ (c) It lives in water
- ☐ (d) It has fur or hair and feeds its young milk
5. A frog has smooth, damp skin and starts life in water. Which group is it in?
- ☐ (a) Reptiles
- ☐ (b) Fish
- ☐ (c) Amphibians
- ☐ (d) Insects
6. How many legs does an insect have?
7. A pine tree makes its seeds inside ____.
8. Grass has tiny flowers. Is grass a flowering or non-flowering plant?

Answer sheet

1. Birds — Only birds have feathers.
2. Mammals — Feeding young milk is a mammal feature.
3. A fern — Ferns make spores, not flowers.
4. It has fur or hair and feeds its young milk — Mammals have fur or hair and feed their babies milk.
5. Amphibians — Frogs are amphibians.
6. 6 — All adult insects have six legs.
7. cones — Pine trees are non-flowering and make seeds in cones.
8. flowering — Grass makes small flowers, so it is a flowering plant.