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6. What is the use of camouflage?

  • So the prey does not see the predator coming, and so the prey cannot be noticed by the predator.
  • Animals always enjoy a game of hide and seek.
  • The animal's skin is adapted to look beautiful amongst its surroundings.
  • So each of the animals have some experience in acting like a chameleon.

7. Why would short roots help a plant to survive?

  • So that animals who eat them are able to pull them out with ease.
  • So that it doesn't need to use much energy to grow roots to reach water.
  • So that it can take nutrients from the surface of the soil.
  • So that it can be pulled out easily by gardeners.

8. Why do plants often reduce the surface area of their leaves?

  • Because it looks cool.
  • To reduce heat loss.
  • To reduce water loss.
  • To fit in with the other plants around them.

9. In which parts can a plant store its water?

  • The ground they reside in
  • Petals
  • Stems
  • Seeds

10. What helps animals to cool down in hot and dry climates?

  • The surface area of the thinly skinned areas of their bodies, like their ears, is usually very small.
  • Staying active in the early morning and late evening.
  • Having a layer of blubber beneath their skins.
  • Having a thick fur coat to prevent heat from entering.

11. Which of the following is a special adaption for a carnivore?

  • Becoming invisible
  • Competing over food
  • Having a wide taste of food
  • Competing to avoid being prey

12. Venus flytrap survive by trapping flies and digesting them. Why?

  • Because it lives by its name. It is called a flytrap, therefore it finds it rude to not trap flies.
  • Because they do not have a structure similar to other plants, and cannot produce their own food. Therefore, to survive, it eats flies.
  • Because the grow in bogs, which has soil with very few nutrients.
  • Because they are adapted to only digest flies and cannot photosynthesise.

13. Which is a non-living factor that affects the distribution of polar bears?

  • Temperature
  • pH
  • Rainfall
  • Sunlight
  • Strength of wind

14. What reduces the energy loss of animals in the Arctic?

  • Having soft and silky fur.
  • Having a thick fur coat.
  • Staying active in the early morning and late evening.
  • Having a layer or rubber beneath their skins.

15. How do plants acquire water in hot and dry climates?

  • They have extensive root systems that spread over a wide area.
  • They hibernate until it rains, when they begin to grow again.
  • They tend to move towards water, moving around a millimetre each day.
  • They start to wilt and pretend to die so that they can be watered.

16. Where do you loose the most body heat through?

  • Body surface (mainly skin)
  • Sleeping
  • Breathing in and out
  • Exercising excessively

17. What are the organisms that survive and reproduce in the most difficult conditions known as?

  • Abnormal
  • Outrageous
  • Extremophiles
  • Enzymes

18. What is a thermophile?

  • Animals that have specially adapted organs that do not die and so work at very high temperatures.
  • Animals that have specially adapted organs that do not die and so work at very low temperatures.
  • Organisms that have specially adapted enzymes that do not denature and so work at very high temperatures.
  • Organisms that have specially adapted enzymes that do not denature and so work at very low temperatures.

19. What do animals compete for?

  • Food, territory and mates
  • Mates, popularity and offspring
  • Food, friends and popularity
  • Territory, mates and offspring

20. Why is it important seeds are spread far away from the parent plant?

  • Because parent plants want the offspring to take a look at the wider world.
  • So that the offspring can find a new place to develop adaptations and survive there.
  • So that the parent plant cannot take away most of the water, nutrients and light.
  • So that the parent plant has no chances in killing the offspring.