Question

Give reason why egg of a fish is diff from those of reptile

Answer 1

The amniotic egg of reptilesand birds is surrounded by a tough outer shell that protects the egg from predators, pathogens , damage, and drying. Because reptiles, birds, and mammals all have amniotic eggs, they are called amniotes. The duck-billed platypus and some othermammals also lay eggs.

Answer 2

fish lay eggs that are covered by a gel like substance called egg sac while reptiles lay eggs which have a hard covering.
hope this helps....