10 questions · Four answers, and only one is true. Can you spot it?
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Question 1 of 10
Why do some animals sleep all winter?
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They eat a lot beforehand on purpose — that store is what keeps them alive.
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They live off stored fat; a hibernating squirrel's heart can drop from over 200 beats a minute to just a few.
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Slowing down is about food, not comfort; they stay cold the whole time.
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It is the cold and the missing food, not the dark.
Show the answer
- A They eat a lot beforehand on purpose — that store is what keeps them alive.
- B They live off stored fat; a hibernating squirrel's heart can drop from over 200 beats a minute to just a few.
- C Slowing down is about food, not comfort; they stay cold the whole time.
- D It is the cold and the missing food, not the dark.
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Question 2 of 10
How do snakes move without legs?
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A snake is dry to touch, not slimy.
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A snake crosses a room on a windless day.
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The belly scales grip the ground; some snakes creep forward dead straight, using the scales alone.
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A snake's body bends, but it does not roll.
Show the answer
- A A snake is dry to touch, not slimy.
- B A snake crosses a room on a windless day.
- C The belly scales grip the ground; some snakes creep forward dead straight, using the scales alone.
- D A snake's body bends, but it does not roll.
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Question 3 of 10
How do birds fly?
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A bird takes off on a perfectly still day.
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Their bones are light and hollow. Push enough air down and you go up — then a bird can glide.
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A bird falls if it stops flying, so it is heavier than the air.
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Feathers are full of nothing but air, and are for pushing with.
Show the answer
- A A bird takes off on a perfectly still day.
- B Their bones are light and hollow. Push enough air down and you go up — then a bird can glide.
- C A bird falls if it stops flying, so it is heavier than the air.
- D Feathers are full of nothing but air, and are for pushing with.
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Question 4 of 10
Why do animals have things in common?
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Same needs bring the same tools, and shared family brings shared instructions.
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Too many animals share too much for chance.
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There are millions of different plans — but they are related plans.
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An animal cannot copy a body it was born with.
Show the answer
- A Same needs bring the same tools, and shared family brings shared instructions.
- B Too many animals share too much for chance.
- C There are millions of different plans — but they are related plans.
- D An animal cannot copy a body it was born with.
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Question 5 of 10
How does a caterpillar become a butterfly?
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They are the same creature at two ages.
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There is a whole hidden stage in between.
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That change is called metamorphosis, and what comes out tastes with its feet.
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A moult makes a bigger caterpillar, not a butterfly.
Show the answer
- A They are the same creature at two ages.
- B There is a whole hidden stage in between.
- C That change is called metamorphosis, and what comes out tastes with its feet.
- D A moult makes a bigger caterpillar, not a butterfly.
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Question 6 of 10
Why do dogs wag their tails?
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That is a horse's swish; a dog's wag is for talking.
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The tail does help a little, but a wag is a message.
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A stiff, high wag can mean the very opposite.
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Other dogs too. A loose, swishy wag is a happy one; a tucked tail means worried.
Show the answer
- A That is a horse's swish; a dog's wag is for talking.
- B The tail does help a little, but a wag is a message.
- C A stiff, high wag can mean the very opposite.
- D Other dogs too. A loose, swishy wag is a happy one; a tucked tail means worried.
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Question 7 of 10
How do fish breathe under water?
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It flows past as they swim; there is oxygen hidden in water, and gills are very good at catching it.
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Nobody could hold their breath for a lifetime.
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Breathing happens at the gills, long before the tummy.
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Most fish never come up at all — and would suffocate on deck.
Show the answer
- A It flows past as they swim; there is oxygen hidden in water, and gills are very good at catching it.
- B Nobody could hold their breath for a lifetime.
- C Breathing happens at the gills, long before the tummy.
- D Most fish never come up at all — and would suffocate on deck.
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Question 8 of 10
Why do frogs jump?
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A frog likes to stay damp, not dry.
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Many frogs walk and climb perfectly well.
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To escape danger and to catch food; some small frogs leap more than twenty times their own length.
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Frogs jump in cool, wet places most of all.
Show the answer
- A A frog likes to stay damp, not dry.
- B Many frogs walk and climb perfectly well.
- C To escape danger and to catch food; some small frogs leap more than twenty times their own length.
- D Frogs jump in cool, wet places most of all.
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Question 9 of 10
How do chameleons change colour?
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Spread out or squeezed close together, those cells throw back a different colour.
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The colour comes from their own skin.
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What they eat does not tint them at all.
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The change takes seconds, and it is the same skin all along.
Show the answer
- A Spread out or squeezed close together, those cells throw back a different colour.
- B The colour comes from their own skin.
- C What they eat does not tint them at all.
- D The change takes seconds, and it is the same skin all along.
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Question 10 of 10
How do bees make honey?
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They pass it along from bee to bee first; thin flower juice goes in, thick golden honey comes out.
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Flowers hold nectar, which is far thinner and less sweet.
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Honey is made in the honeycomb, up in the hive.
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Bees have no sugar bowl — the sweetness comes from flowers.
Show the answer
- A They pass it along from bee to bee first; thin flower juice goes in, thick golden honey comes out.
- B Flowers hold nectar, which is far thinner and less sweet.
- C Honey is made in the honeycomb, up in the hive.
- D Bees have no sugar bowl — the sweetness comes from flowers.
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