a
passing it through the anus
b
passing it through the mouth
c
means of a contractile vacuole
d
egesting it through the body surface
Explanation
Correct Option
bNo explanation available
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Discussions (3)
martinsjesse
8 years ago
it is also called tentacles incase of modification the way in which hydra take in food it also removed the same way so b is correct
Gabzydel
2 years ago
Hydra has an incomplete digestive system where there is only one opening that is the mouth. There is no anus. The food enters and the undigested waste exits the body through the same opening of the mouth.
