Choose correct option ($T$ = true, $F$ = false).

- If zygote develops out side the body, the animal is oviparous.

- In flowering plants, zygote is formed inside the ovule.

- During embryogenesis, embryo show only cell differentiation.

- In flowering plants, the ovary develops into the fruit.

What is the major disadvantage of external Fertilization ?

In Ophioglossum (a fern) chromosome number in gamete ..... and in potato chromosome number in gamete is ....

The development of gametophyte from the vegetative parts of the sporophyte without the intervention of spores is called

What is the chromosome number in meiocyte of potato ?

Why the chances of survival of young ones is greater in viviparous ?