Structure of Megasporangium

Q.

Which are the innermost and the outermost parts of an ovule?

Q.

Which of the following is the actual megasporangium tissue?

1. Nucellus

2. Funicle

3. Integuments

4. Hilum

Q.

___ represents the junction between ovule and funicle.

Q. Magasporangium is ___

1. nucellus
2. ovule
3. embryo sac
4. fruit

Q. Female gametophyte of angiosperm is

1. 7 celled
2. 8 celled
3. 11 celled
4. 5 celled

Q.

Identify the labelled parts of the given ovule.

1. (i)- Micropyle, (ii)- Endosperm, (iii)- Nucellus, (iv)- Funicle, (v)- Stalk

2. (i)-Integument, (ii)- Embryo Sac, (iii)- Nucellus, (iv)- Chalaza, (v)-Funicle

3. (i)- Micropyle, (ii)- Nucellus, (iii)-Embryo Sac, (iv)- Chalaza, (v)- Funicle

4. (i)- Apical Pore, (ii)- Endosperm, (iii)- Embryo Sac, (iv)- Hilum, (v)-Funicle

Q.

Match the following

$\begin{array}{cc}\text{Column-I}& \text{Column-II}\\ \text{(i) Micropyle}& \text{(a) Opposite to Micropyle}\\ \text{(ii) Chalaza}& \text{(b) Female gametophyte}\\ \text{(iii) Embryo Sac}& \text{(c) Pore of the ovule}\\ \text{(iv) Nucellus}& \text{(d) Nutritive tissue}\\ \text{(v) Ovule}& \text{(e) Integumented megasporangium}\end{array}$

1. (i)-(c), (ii)-(a), (iii)-(b), (iv)-(e), (v)-(d)

2. (i)-(a), (ii)-(c), (iii)-(d) , (iv)-(e), (v)-(b)

3. (i)-(c), (ii)-(a), (iii)-(b), (iv)-(d) , (v)-(e)

4. (i)-(b), (ii)-(d) , (iii)-(c), (iv)-(a), (v)-(e)

Q. Stalk with which ovules remain attached to the placenta is

1. Hilum
2. Raphe
3. Funicle
4. Chalaza

Q. Which organ produces and stores the ovum?

1. Cervix
2. Uterus
3. Ovary
4. Oviduct

Q.

The ovule of an angiosperm is technically equivalent to:

1. Megaspore mother cell

2. Megaspore

3. Megasporangium

4. Megasporophyll

Q. Post fertilisation the integuments in the ovule gets tranformed into ___.

1. Fruit wall
2. Seed coat
3. Seed
4. Cotyledons