Animal Kingdom Question 675
Question: Among the following organisms point out a completely non-parasitic form
[CBSE PMT 1994]
Options:
A) Sea anemone
B) Leech
C) Tape worm
D) Mosquito
Show Answer
Answer:
Correct Answer: A
Solution:
Sea anemone is not parasitic. It shows mutualism with hermit crab.
Tapeworm is an endoparasite while leech and mosquito are exoparasites.
Hence the correct option is A.