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Which two of the following statements concerning food chains are correct?(a) Removal of tigers results in increased vegetation growth.(b) Removal of most carnivores results in an increased deer population.(c) Food chains are generally limited to trophic levels due to energy loss.(d) Food chain length varies from to trophic levels.

  1. A
    a, b
  2. B
    b, c
  3. C
    c, d
  4. D
    a, d

Solution & Step-by-step Explanation

1. (b) is correct: Predators (carnivores) control the population of herbivores (deer).2. (c) is correct: According to Lindeman's law, very little energy is available for higher levels, limiting most chains to levels.3. (a) is wrong because more herbivores would destroy vegetation. (d) is wrong because levels are energetically unsustainable.

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Which two of the following statements concerning food chains are correct?(a) Removal of tigers results in increased vegetation growth.(b) Removal of most carnivores results in an increased deer population.(c) Food chains are generally limited to trophic levels due to energy loss.(d) Food chain length varies from to trophic levels.
A
a, b
B
b, c
C
c, d
D
a, d

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EcologyEcosystemFood Chains

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