Exam-style Questions: Environment

  1. Arrange this food chain in the correct order, starting with the producer:

    Ladybird/Hawk/Greenfly/Rose bush/Sparrow

    (Marks available: 5)

    Answer

    Answer outline and marking scheme for question: 1

    a) Rose bush

    b) Greenfly

    c) Ladybird

    d) Sparrow

    e) Hawk

    (Total = 5 marks)

  2. What does the width of each trophic level tell you?

    (Marks available: 1)

    Answer

    Answer outline and marking scheme for question: 1

    How many there are of each type of organism.

    (Total = 1 marks)

  3. Give the main survival advantage of each of the following adaptations:

    For example, a rabbit's large ears allow it to hear predators from far away.

    a) A polar bear's white coat;

    b) A hedgehog's spikes;

    c) A cheetah's bendy spine;

    d) An eagle's sharp claws;

    e) A lion's powerful teeth.

    (Marks available: 5)

    Answer

    Answer outline and marking scheme for question: 1

    a) Camouflaged body so its prey doesn't see it creeping up in the snow;

    b) Protection from predators;

    c) Flexibility allows the cheetah to reach its maximum speed quickly and smoothly;

    d) So it can dive down and grab its prey quickly and not drop it;

    e) So it can tear and grind meat easily.

    (Total = 5 marks)