Science Y4 | Unit 3 Animals

What is the similarity between these three animals?

• Breathe through their lungs

• Breathe through their spiracles

• Breathe through their gills

• Breathe through their moist skin

What is the meaning of vertebrates?

• Animals with backbones

• Animals without backbones

• Animals which have scales

• Animals which have hard shells

Which animals are invertebrates? (Tick 3 answers)

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Which are the class of vertebrates? (Tick 3 answers)

• Fish

• Bird

• Plants

• Mammals

Which class of animals that this animal classified under?

• Amphibians

• Mammals

• Reptiles

• Birds

Which class of vertebrates nurse and feed their young?

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1) Lay eggs

2) Have feathers

3) Warm blooded

Which animals belongs to this group?

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"When I was young, I lived in the water and breathe using my gills. As an adult, I am able to live in water and on land because I have two breathing organs."

Who am I?

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Why is this animal is not classify as a fish? (Tick 3 answers)

• because they breathe using their lungs

• because their lay eggs

• because they are warm blooded

• because they feed their babies

Mammals, fish, reptiles, amphibians, and birds are all __________________.

• invertebrates
• vertebrates
• good pets