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Solution


Q.

With respect to mode of excretion bony fishes are
 a) Osmoconformers           b) Ammonotelic             c)    Uricotelic      d) Uriotelic
1 A
2 B
3 C
4 D

Ans.

(b) Mostly aquatic arthropods, bony fishes, freshwater fishes, amphibian tadpoles, etc, excrete ammonia, i.e., phenomenon called ammonotelism and the animal concerned is called ammonotelic.