Question
Which of the following is an incorrect statement?
  1. There is a common opening for both digestive system and excretory system in Aves.
  2. Forelimbs are modified for flight in Bats.
  3. Bioluminescence is also shown by an insect.
  4. Open digestive system is more advanced than the closed digestive system.

Answer

  1. Forelimbs are modified for flight in Bats.

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