10 questions · Four answers, and only one is true. Can you spot it?
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Question 1 of 10
How do fish breathe under water?
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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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It flows past as they swim; there is oxygen hidden in water, and gills are very good at catching it.
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Most fish never come up at all — and would suffocate on deck.
Show the answer
- A Nobody could hold their breath for a lifetime.
- B Breathing happens at the gills, long before the tummy.
- C It flows past as they swim; there is oxygen hidden in water, and gills are very good at catching it.
- D Most fish never come up at all — and would suffocate on deck.
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Question 2 of 10
How do bees make honey?
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Honey is made in the honeycomb, up in the hive.
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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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Bees have no sugar bowl — the sweetness comes from flowers.
Show the answer
- A Honey is made in the honeycomb, up in the hive.
- B They pass it along from bee to bee first; thin flower juice goes in, thick golden honey comes out.
- C Flowers hold nectar, which is far thinner and less sweet.
- D Bees have no sugar bowl — the sweetness comes from flowers.
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Question 3 of 10
Why do some animals sleep all winter?
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Slowing down is about food, not comfort; they stay cold the whole time.
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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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It is the cold and the missing food, not the dark.
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They eat a lot beforehand on purpose — that store is what keeps them alive.
Show the answer
- A Slowing down is about food, not comfort; they stay cold the whole time.
- B They live off stored fat; a hibernating squirrel's heart can drop from over 200 beats a minute to just a few.
- C It is the cold and the missing food, not the dark.
- D They eat a lot beforehand on purpose — that store is what keeps them alive.
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Question 4 of 10
Why do birds sing?
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A singing bird is easier to find, not harder.
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One bird, the lyrebird, is a famous copycat — but most sing their own tune.
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A song is work, not just a mood.
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They are talking, and each kind of bird has its own tune to talk in.
Show the answer
- A A singing bird is easier to find, not harder.
- B One bird, the lyrebird, is a famous copycat — but most sing their own tune.
- C A song is work, not just a mood.
- D They are talking, and each kind of bird has its own tune to talk in.
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Question 5 of 10
How do birds fly?
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A bird falls if it stops flying, so it is heavier than the air.
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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 takes off on a perfectly still day.
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Feathers are full of nothing but air, and are for pushing with.
Show the answer
- A A bird falls if it stops flying, so it is heavier than the air.
- B Their bones are light and hollow. Push enough air down and you go up — then a bird can glide.
- C A bird takes off on a perfectly still day.
- D Feathers are full of nothing but air, and are for pushing with.
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Question 6 of 10
Why do animals have things in common?
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There are millions of different plans — but they are related plans.
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Same needs bring the same tools, and shared family brings shared instructions.
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An animal cannot copy a body it was born with.
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Too many animals share too much for chance.
Show the answer
- A There are millions of different plans — but they are related plans.
- B Same needs bring the same tools, and shared family brings shared instructions.
- C An animal cannot copy a body it was born with.
- D Too many animals share too much for chance.
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Question 7 of 10
Why do cats purr?
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Often when they feel safe — but sometimes to calm themselves, so a hurt cat may purr too.
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Cats purr wide awake, with their eyes open.
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A purr comes from the throat, and a full cat purrs just as loudly.
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You can hear a cat's heart as well — it is much quieter and much faster.
Show the answer
- A Often when they feel safe — but sometimes to calm themselves, so a hurt cat may purr too.
- B Cats purr wide awake, with their eyes open.
- C A purr comes from the throat, and a full cat purrs just as loudly.
- D You can hear a cat's heart as well — it is much quieter and much faster.
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Question 8 of 10
Why do frogs jump?
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Frogs jump in cool, wet places most of all.
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A frog likes to stay damp, not dry.
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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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Many frogs walk and climb perfectly well.
Show the answer
- A Frogs jump in cool, wet places most of all.
- B A frog likes to stay damp, not dry.
- C To escape danger and to catch food; some small frogs leap more than twenty times their own length.
- D Many frogs walk and climb perfectly well.
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Question 9 of 10
How do chameleons change colour?
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The colour comes from their own skin.
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Spread out or squeezed close together, those cells throw back a different colour.
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The change takes seconds, and it is the same skin all along.
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What they eat does not tint them at all.
Show the answer
- A The colour comes from their own skin.
- B Spread out or squeezed close together, those cells throw back a different colour.
- C The change takes seconds, and it is the same skin all along.
- D What they eat does not tint them at all.
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Question 10 of 10
How do spiders make webs?
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Silk is far too fine to be made of either.
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The pattern is built on purpose, thread by thread.
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The thread is brand new, and comes from inside the spider.
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Some threads are sticky and some are not — the spider walks on the ones it left unsticky.
Show the answer
- A Silk is far too fine to be made of either.
- B The pattern is built on purpose, thread by thread.
- C The thread is brand new, and comes from inside the spider.
- D Some threads are sticky and some are not — the spider walks on the ones it left unsticky.
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