Introduction to Angiosperms

Q.

Polyembryony commonly occurs in:

1. Citrus

2. Turmeric

3. Potato

4. Tomato

Q.

Which of the following is not a part of ovule?

1. Hilum

2. Chalaza

3. Germ pore

4. Funicle

Q.

Seed coat develops from:

1. Integuments

2. Nucellus

3. Fruit wall

4. Ovary wall

Q.

Anemophilous flowers do not have:

1. Scent and nectar

2. Dry and light pollen grains

3. Long filaments

4. Feathery stigma

Q.

The remnant of the nucellus found in some seeds is called:

1. Perisperm

2. Endosperm

3. Pericarp

4. Caruncle

Q. Plants reproducing by spores such as mosses and ferns are grouped under the general term

1. Cryptogams
2. Bryophytes
3. Sporophytes
4. Thallophytes

Q.

The function of tapetum is:

1. Protection

2. Dehiscence of anther

3. Nourishment

4. All of the above

Q.

The fusion product of polar nuclei and male gamete is:

1. Secondary nucleus

2. Oospore

3. Primary endosperm nucleus

4. Zygote

Q.

Male gametes in angiopserms are formed by the division of:

1. Vegetative cell

2. Generative cell

3. Microspore mother cell

4. Microspore