The male gametophyte (microgametophyte) in case of monocots is:

In a somatic cell, there are 16 chromosomes. What will be the number of chromosomes in the pollen mother cell of the plant?

Function of funicle includes:

If the haploid number in a flowering plant is 14. What shall be the number of chromosomes integuments, antipodal cells, embryo, endosperm and nucellus respectively?

As a pollen tube grows into the female organ, the nucleus that enters the synergid first is called the:

Central cell of embryo sac contains

In dicot embryo, the radicle is formed by:

Dicot embryo consists of:

Generative cell was destroyed by laser but a normal pollen tube was still formed because

Female gametophyte of angiosperms is represented by:

Angiospermic plant having chromosome number of 12. What will be chromosome number in integuments and nucellus?

The arrangement of floral whorls on the thalamus from the outermost to the innermost is:

Exine of pollen is formed by activity of:

Male gametes or sperms are developed from generative cell by:

Wall of a pollen sac consists of:

In dicots, the most common pollen tetrad is:

Anther are:

If an angiospermic male plant is diploid and female plant tetraploid, the ploidy level of endosperm will be:

Aleurone cells are present in endosperm of:

The male gametophyte (microgametophyte) in case of monocots is:

When the pollen tube enters through the micropyle, it is  termed as

Female gametophyte of a typical dicot at the time of fertilization is [AFMC 1976; BHU 1980; CBSE PMT 1993; AIIMS 2000]

Double fertilization is a characteristic

Fertilization of egg takes place inside

Pollen tube at the time of entering embryo sac has

When pollen tube enters through the funiculus or the base of the ovule, it is called as

The nuclei of the sperm and egg fuse as a result of

Fertilization of egg takes place inside [DPMT 1993]

Pollen tube at the time of entering embryo sac has [BHU 1976]

The nuclei of the sperm and egg fuse as a result of

Number of nuclei taking part in double fertilization is

Fusion of two dissimilar gametes is called

A pollen tube grows down the style because

The number of nuclei migrating from each of the micropylar quartet and chalazal quartet to the centre of the normal embryo sac is

By double fertilization is formed

Which one of the following events in a botanical garden is never directly influenced by light

How much time is generally required/taken by the pine plant from pollination to fertilization

The process of fusion between male nucleus and egg nucleus is called as

Germination of pollen grain on the stigma is

In angiosperm, triple fusion is necessary for the formation of

Growth of pollen tube towards embryo sac is

Through which route the pollen tube enters the ovule

The cell that divides to form two male nuclei in angiosperms is

Which of the following is without exception in angiosperms

Pollen tube discharge its gametes in