Practice Test |
  • A food web is ______.

    a set of interconnected food chains, illustrating the trophic relationships among species.
    a set of interconnected species.
    the trophic (feeding) levels that can be observed in an ecosystem.
    like a food chain.
  • Which of the following is a difference between a food chain and a food web?

    Food chains involve only plants, while food webs involve animals.
    Food chains are linear and food webs are complex.
    Food chains involve only plants, while food webs involve both plants and animals.
    Food chains include decomposers, but food webs do not.
  • The carnivores are classified as secondary consumers because they eat ______.

    Non of the above
    more than one species of herbivore
    herbivores or other carnivores
  • Plant growth is most likely to be limited by scarcity of ______ in the environment.

    non of this
  • The transfer of energy and materials in the form of food from one trophic level to another trophic level by the repeated process of eating and being eaten is known as _______.

    food web
    food chain
    all of the above
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