Question

Frog and fishes lay hundreds of eggs at a time. why do you think they must lay so many eggs?​

Answer 1

Answer:

Animals like frogs and fish lay hundreds of eggs and release millions of sperms. ... This is because the eggs and sperms get exposed to water movement, wind and rainfall.

Answer 2

Answer:

FROG AND FISHES LAYS HUNDREDS OF EGGS DUE TO THESE REASONS -

• DUE TO CLIMATIC CONDITION ALL DOESN'T TO GERMINATE.
• SOME BECOMES FOOD OF ANIMALS LIVING IN WATER.
• THEY ARE CARRIED AWAY BY WATER AND DOESN'T GET GERMINATED.
• ALSO AFTER GERMINATION ALL TADPOLE ARE NOT ABLE TO BE CONVERTED INTO FROGS DUE TO LACK OF IODINE (THYROXINE)