Science 4 · Unit 1: Living things · Cambridge Primary Science Stage 4

Questions

1. 1. The pictures show a snail, a fish, a beetle, a cat, a worm and a rabbit. Which animals have a skeleton inside their body?

   • the fish, the cat and the rabbit
   • the snail, the beetle and the worm
   • the fish, the beetle and the cat
   • the snail, the cat and the worm
   Check

2. 2. What do we call animals that have a backbone?

   • vertebrates
   • invertebrates
   • exoskeletons
   • insects
   Check

3. 3. What do we call animals that do not have a backbone?

   • vertebrates
   • invertebrates
   • mammals
   • reptiles
   Check

4. 4. What is a hard skeleton on the outside of an animal's body called?

   • a backbone
   • an exoskeleton
   • a rib cage
   • a skull
   Check

5. 5. Look at these animals: a snail, a fish, a beetle, a cat, a worm and a rabbit. Which one has its skeleton on the outside of its body?

   • the fish
   • the rabbit
   • the beetle
   • the cat
   Check

6. 6. Look at these animals: a snail, a fish, a beetle, a cat, a worm and a rabbit. Which of them are invertebrates?

   • the fish, the cat and the rabbit
   • the cat and the worm
   • the snail, the beetle and the worm
   • the fish and the snail
   Check

7. 📖 This question is about a text that students read in the app.

   7. Use the key. An animal has 6 legs and wings. What is it?

   • bee
   • spider
   • ant
   • centipede
   Check

8. 📖 This question is about a text that students read in the app.

   8. Use the key. An animal has 6 legs but no wings. What is it?

   • bee
   • ant
   • spider
   • centipede
   Check

9. 📖 This question is about a text that students read in the app.

   9. Use the key. An animal has 8 legs. What is it?

   • spider
   • ant
   • bee
   • centipede
   Check

10. 📖 This question is about a text that students read in the app.

    10. Use the key. An animal has legs, but not 6 and not 8. What is it?

    • spider
    • centipede
    • ant
    • slug
    Check

11. 📖 This question is about a text that students read in the app.

    11. Use the key. An animal has no legs, but it has a shell. What is it?

    • slug
    • worm
    • ant
    • snail
    Check

12. 📖 This question is about a text that students read in the app.

    12. Use the key. An animal has no legs and no shell. Its body has many segments. What is it?

    • slug
    • worm
    • snail
    • centipede
    Check

13. 📖 This question is about a text that students read in the app.

    13. Use the key. An animal has no legs, no shell and no body segments. What is it?

    • centipede
    • snail
    • slug
    • worm
    Check

14. 📖 This question is about a text that students read in the app.

    14. Why are all the animals in this key invertebrates?

    • None of them has a backbone.
    • They all have legs.
    • They all have a shell.
    • They all live in water.
    Check

15. 15. Which vertebrate has legs and wings?

    • a bee
    • a parrot
    • a snake
    • a dog
    Check

16. 16. Which vertebrate has no legs and no wings?

    • a worm
    • a snake
    • a lizard
    • a bat
    Check

17. 17. A key sorts a rabbit, a cat, an eagle, a lizard, a crocodile, a crab, a fish and a jellyfish. Its first question is "Does the animal live on land?" Which animals go on the "no" side?

    • the rabbit, the cat, the fish and the jellyfish
    • the crocodile, the crab, the fish and the jellyfish
    • the rabbit, the cat, the eagle and the lizard
    • the crocodile, the crab, the eagle and the fish
    Check

18. 18. The eagle and the lizard both live on land. Which question in the key would sort the eagle from the lizard?

    • Does it have feathers?
    • Does it have eyes?
    • Does it have a backbone?
    • Does it live on land?
    Check