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Earthworms are:

  1. A
    ureotelic when plenty of water is available
  2. B
    uricotelic when plenty of water is available
  3. C
    uricotelic under conditions of water scarcity
  4. D
    ammonotelic when plenty of water is available

Solution & Step-by-step Explanation

Earthworms alter their excretory product based on water availability; they are ammonotelic in moist environments (plenty of water) and switch to being ureotelic in drier conditions to conserve water.

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Earthworms are:
A
ureotelic when plenty of water is available
B
uricotelic when plenty of water is available
C
uricotelic under conditions of water scarcity
D
ammonotelic when plenty of water is available

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