Embryo

Q.

What is the difference between an embryo and a seed?

Q. Why do plants make seeds?

1. so that animals and birds can eat them
2. so that they can grow into new plants
3. to give shape to the fruit
4. to store food made by the plant

Q.

The process of transfer of pollen from the stamen to the pistil is called __________ .

1. pollination

2. fertilization

3. transferring

4. reproduction

Q. ________________is the first cell of a new organism.
A)pollen
B)seed
C)emryo
D)zygote

Q. The Pollengrain is related to the embryo sac as:

1. Male gametophyte is to the egg
2. Male gametophyte is to Female gametophyte
3. Sperm is to egg
4. Sperm is to female gametophyte

Q. Zygote produced in a flower develops into a/an ___.

1. stem
2. embryo
3. root
4. bud

Q. What happens to the following parts after fertilization ?
a) Sepals
b) Petals
c) Ovary
d) Ovule

Q.

Give one word for the following:
The structure which produces pollen grains in a flower: ____________.

Q. Fruits are mature ___ .

1. ovules
2. peduncles
3. ovaries
4. 
   flowers

Q.

The seed contains an __ enclosed within a protective coat.

Q.

Define the following:
Embryo

Q.

Which of the following option(s) is correct?

After fertilization,

1. The zygote develops into the embryo

2. The endosperm nucleus becomes the endosperm of the seed.

3. New gametes are produced.

4. The zygote grows into a new plant directly.

Q.

What is a zygote and pollen tube?

Q.

The seed contains an __ enclosed within a protective coat.

Q.

The seed contains an __ enclosed within a protective coat.

Q. The Pollengrain is related to the embryo sac as:

1. Male gametophyte is to the egg
2. Male gametophyte is to Female gametophyte
3. Sperm is to female gametophyte
4. Sperm is to egg

Q. Where is seed form

Q. Fruits are mature ___ .

1. ovules
2. peduncles
3. ovaries
4. 
   flowers

Q. Zygote produced in a flower develops into a/an ___.

1. bud
2. stem
3. embryo
4. root

Q.

Where are the female sex cells of a flower found?

1. petal

2. stamen

3. ovary

4. sepal

Q.

After fertilization __________________ enlarges and forms fruit

1. Ovary

2. Ovules

3. Pollen tube

4. Embryo sac

Q.

A Gingko seed is cut up and shown below. Choose the option that correctly identifies the parts (a) and (b) of the seed.

1. a – Endosperm, b - Embryo

2. a – Endosperm, b - Zygote

3. a – Zygote, b - Embryo

4. a – Embryo, b – Endosperm

Q. When the pollen is transported from the stamen to the pistil in the same plant it is known as ______.

1. transpiration
2. self-pollination
3. cross-pollination
4. fertilisation

Q. Explain fertilization and how it leads to fruit and seed formation.

Q.

What is the condition better known as when fruit matures before the embryo?

1. Dormant embryo

2. Inhibited embryo

3. Rudimentary embryo

4. Scarification

Q. If the pollen lands on the stigma of the same flower it is called cross-pollination.

1. True
2. False