In some plants, the female gamete develops into an embryo without fertilization. This phenomenon is known as:

1.	Parthenogenesis	2.	Autogamy
3.	Parthenocarpy	4.	Syngamy

What is the fate of the male gametes discharged in the synergid?

Which one of the following statements regarding post-fertilization development in flowering plants is incorrect?

1. Ovules develop into an embryo sac

2. Ovary develops into fruit

3. Zygote develops into an embryo

4. Central cell develops into endosperm

Persistent nucellus in the seed is known as:

Which is the most common type of embryo sac in angiosperms?

1. Tetrasporic with one mitotic stage of division

2. Monosporic with three sequential mitotic divisions

3. Monosporic with two sequential mitotic divisions

4. Bisporic with two sequential mitotic divisions

What type of pollination takes place in Vallisneria?

In which one of the following, both autogamy and geitonogamy are prevented?

1. Wheat

2. Papaya

3. Castor

4. Maize

A typical angiospermic embryo sac is

1. 8 - nucleate, 8 - celled

2. 7 - nucleate, 8 - celled

3. 8 - nucleate, 7 - celled

4. 7 - nucleate, 6 - celled

The plant parts which consist of two generations, one within the other, are:

(a) Pollen grains inside the anther

(b) Germinated pollen grain with two male gametes

(c) Seed inside the fruit

(d) Embryo sac inside the ovule

1. (a), (b), and (c)

2. (c) and (d)

3. (a) and (d) 

4. (a) only 

The body of the ovule is fused within the funicle at :