Structures and Functions
2 years ago
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  • Question 1
    60 seconds
    Q. How do adaptations help animals?
    answer choices
    helps them hide from predators
    helps them hunt for food
    helps them survive in their habitat
    All of these are correct.
  • Question 2
    120 seconds
    Q. What is the most likely reason why animals in hot climates have larger ears than similar animals in cold climates?
    answer choices
    It is more difficult to hear in hot air, so bigger ears are needed.
    Big ears lose heat quickly, while small ears lose heat slowly.
    Big ears are useful for creating a breeze when they are flapped quickly.
    Big ears help animals in hot climates camouflage better.
  • Question 3
    60 seconds
    Q. What is one possible reason for seeds to have hooks or barbs?
    answer choices
    to stay warm during the winter
    to protect themselves from sunlight
    to get attached to passing animals and get carried away
    to be easier for animals to eat them
  • Question 4
    60 seconds
    Q. A cactus can live in the desert because of this adaptation:
    answer choices
    wide flat leaves to catch water
    shallow roots
    thick, waxy leaves help it store water
    tendrils to reach sunlight
  • Question 5
    60 seconds
    Q. Animals such as elephants and walruses have tusks. How do tusks help the animal?
    answer choices
    Tusks help them swim.
    Tusks help them camouflage.
    Tusks look pretty to other animals.
    Tusks protect the animal when fighting.
  • Question 6
    300 seconds
    Q. A Bittern bird and the Key deer both live in Florida. The bird blends with its environment in the tall sawgrass and freezes when it feels threatened and points its head into the air to imitate the sawgrass.  The Key deer  lives in the forests, is brown and freezes when it senses danger.  What adaptations are similar between these two animals?
    answer choices
    They both blend in their environment and they don't move.
    They both huddle together in other groups of animals to blend in.
    They both use their small size to hide from predators.
    They both use their speed to escape predators.
  • Question 7
    60 seconds
    Q. Animals disperse seeds by _________.
    answer choices
    eating seeds and dropping waste later on
    hiding seeds for late and not coming back for them
    catching seeds on their fur and carrying them to different places
    all of the above
  • Question 8
    60 seconds
    Q. Which would make the BEST model for the beak of a bird that eats seeds from the ground?
    answer choices
  • Question 9
    60 seconds
    Q. Why might some plants have thorns?
    answer choices
    to stay safe from animals that want to eat the plant
    to attract insects that spread pollen to other plants
    to take in nutrients from the air
    to provide shade for the plant
  • Question 10
    120 seconds
    Q. The rain forest is very thick so not much sunlight reaches plants on the forest floor.  So some plants will -  
    answer choices
    have spikes to discourage animals from eating them. 
    climb on other plants to reach sunlight.
    have flexible stems to allow them to move easily with currents.
    be covered in hair to keep them warm.
  • Question 11
    60 seconds
    Q. An animal has webbed feet. Its eyes, ears, and nose are on top of its head. What can you infer about the habitat where this animal lives?
    answer choices
    The habitat is aquatic.
    The habitat has little or no light.
    The habitat is very dry.
    The habitat is very windy.
  • Question 12
    60 seconds
    Q. What adaptations for getting food does a hawk have?
    answer choices
    A small beak, which helps it eat seeds.
    Webbed feet, which help it swim and find fish.
    Sharp talons and a hooked beak, which help it grab prey and tear meat.
    Sharp mouth parts, which help it suck juices from insects.
  • Question 13
    60 seconds
    Q. Whales travel great distances to eat and breed. This is an example of -
    answer choices
  • Question 14
    60 seconds
    Q. A healthy yellow-flowered tulip is shown.
    Which of the following would occur first as a result of a drought?
    answer choices
    The tulip's stem would grow longer. 
    The tulip would produce more flowers.
    The tulip's leaves would wilt.
    The tulip's flowers would turn blue.
  • Question 15
    120 seconds
    Q. Sometimes animals compete for food or shelter.  Which of the following is the best example of competition between animals?
    answer choices
    A pelican ignores some fish but eats other fish.
    A seagull eats some fish and some crabs.
    A seagull eats some clams and a heron eats some shrimp.
    A pelican steals and eats a fish that a seagull has caught.
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