How many eggs can a fish have?
Siamese fighting fish: 100 – 500Common carp: 300,000
Which lays the largest number of eggs?
OSTRICH
Why do fishes lay large number of eggs?
Answer. fish lays thousands of eggs because some of them are eaten by big animals and some of them don’t get enough Oxygen and some more things that they can’t grow , So fish has to lay many Eggs so that so of them becomes a new one.
Why do frogs and fish lay 100 eggs?
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.
Why do frogs and fish lay many eggs while a hen lays just one egg?
Hence, very few new frogs are produced. Whereas, in case of a hen, internal fertilization takes place and hence the survival of the baby which would hatch from the egg has much higher rates of survival as compared to those in case of a frog. Hence, hen produces only one egg.
Why do female frog lay hundreds of eggs?
Answer : The female frogs (or female fish) lay hundreds of eggs because there are fewer chances of surviving in that environment, so from 100 even if 5-10 survive, their species will survive.
Why do frog lay so many eggs?
Frogs laid so many eggs in water to make sure that enough eggs reach to the morality & adulthood . because they are lowers in food chain & also have so may enemies in water & on land also . So to ensure for new generation they laid high number of eggs .
Why is the number of eggs laid by frogs?
Frog-like aquatic organisms having the external mode of reproduction has to lay an egg in a hundred due to the random deposition of eggs and uncertainty of the fertilization event, when a large number of eggs are made and these eggs sticked to each other and make fertilization possible.
Why do hens sit on the eggs after they are laid?
Many have had the instinct to brood [sit on their eggs to hatch them] bred out of them over generations. When a hen that has broody instincts lays an egg, she is forming a ‘clutch’ of eggs. She does nothing to care for these eggs other than hide them in a secure place until she is ready to sit on them.
Which animals lay thousands of eggs at a time?
Insects are no slouches when it comes to reproduction and the African driver ant, which can produce 3 to 4 million eggs every 25 days, is thought to be the most generous of all.
Why is the number of eggs laid by?
The number of eggs laid by frogs at a time are much higher than those laid by a hen because of the following reasons: 1) We can see External fertilization in frog but not in hen. 2) Due to external fertilization, the female frog lays a vast number of eggs in water & males releases millions of sperms on to them.
How many eggs can one frog lay?
Common toad: 3,000 – 6,000
Where are eggs released from?
ovaries
Why do frogs lay in large in Class 8?
Yes, it is necessary for frogs and fishes to lay large number of eggs because they are exposed to the external environment that may destroy many eggs. Hence, laying eggs in a large number promote fertilisation and also increase the chances of survival of at least few of the fertilised eggs.
Do both ovaries release eggs?
Usually, only a single oocyte from one ovary is released during each menstrual cycle, with each ovary taking an alternate turn in releasing an egg. A female baby is born with all the eggs that she will ever have.
What happens to sperm inside the woman?
After ejaculation, sperm can live inside the female body for around 5 days. Once inside the female reproductive tract, the sperm cells must swim through the cervix and into the uterus to reach the fallopian tubes and female egg. It is a very long journey for sperm cells to make and very few survive.