Biology, asked by swethaprashanthi, 3 months ago

why do flaps on both sides of the fish head alternately open and close
A)To take in water
B)To take in oxygen
C)To let the water out
D)To release the oxygen out​

Answers

Answered by susantasarkar32
3

Answer:

B) To take in oxygen

D) To release the oxygen out

Answered by Harshini2492008
1

Answer:

D) to release the oxygen out

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