Science 5th Class English Medium Chapter 3 Online SHort Questions with Answers Preparation

Question # 1

Define cross-pollnation.

Ans 1: it pollen grains are transferred from the flower of one plant to the stigma of the flower of another plant. It is called cross-pollination. It takes place in maize, papaya and rose etc.

Question # 2

Whate is meant by self pollination.

Ans 1: If pollen grains transferered from the anther of flower to the stigma of the same flower it is called self pollination. It takes place in pea, cotton and tomato etc.

Question # 3

How many ways of reproduction in plants.

Ans 1: There are two ways of reproduction ofplants.
a. Asxual reproduction b. Sexual reproduction

Question # 4

Describe the strcture of maize seed.

Ans 1: Maize is a monocot platn i.e. there is one cotyledon in the seed. The maize seed is oval and flat in shape, Its external covering is in the form of a thin seed coat. There is an endosperm inside the seed, where food is stored. The embryo of maize seed consists of one cotyledon, a radicle and a plumule.

Question # 5

How does asexual reproduction occur is plants.

Ans 1: In asexua reproduction only one plant produces new plants. Flowers do not take partin this type of reproduction. The other parts of the platne.g. root, stem, and leaves give rise to new plant.The plants produced from these parts have a great similarity with the parent plant.

Question # 6

How many ways of asexual reproduction.

Ans 1: Layering, bulb , tuber, etc. are teh ways of asexual reproduction.

Question # 7

Differnce between self pollniation and cross pollination

Ans 1: Self pollnation:
If pollen gains are transfeered form the anther of a flower to the stigma of the same flower. It takes place in pea, cotton and tomato etc.
Ans 2: Cross polination: if pollen grains are transferred from the flower of one plant to the stigma of the flower of another plant. It is called cross pollnation. It takes place in maize, papaye, rose etc.

Question # 8

Describe the strcuture of seed.

Ans 1: The outer covering of seed is called seed coat. It protect the tiny embryo whihc is present inside seed. There is a ore on seed coat. It is called micropyle. Embryo consists of cotyledons.,Which store food. The axis of embryo is between the two cotyledons. The end of axis towards the pointed end of seed is called radicle. When seed germinates , ists radicle form roots. The other end of the axis is called plumule. It gives rise to the shoot.

Question # 9

Define Pollination.

Ans 1: The transferred of pollen grain from the anther of flower to the stigma. This process is called pollination.

Question # 10

How many parts of flower? Describe it.

Ans 1: The flower has four parts. These occur in the form of four whorls. The four parts of flower are sepals, petals, slaments and carpel

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Online Short Questions For Chapter 3 "5th Class Science Chapter 3 Short Questions Test "

General Science (English Medium) - 5th Class Science Chapter 3 Short Questions Test

Define cross-pollnation.

Whate is meant by self pollination.

How many ways of reproduction in plants.

Describe the strcture of maize seed.

How does asexual reproduction occur is plants.

How many ways of asexual reproduction.

Differnce between self pollniation and cross pollination

Describe the strcuture of seed.

Define Pollination.

How many parts of flower? Describe it.

Prepare Complete Set Wise Questions For Chapter 3 "5th Class Science Chapter 3 Short Questions Test "

Set 1

5th Class Science Chapter 3 Short Questions Test - Set 1

Define cross-pollnation.

Whate is meant by self pollination.

How many ways of reproduction in plants.

Describe the strcture of maize seed.

How does asexual reproduction occur is plants.

How many ways of asexual reproduction.

Differnce between self pollniation and cross pollination

Describe the strcuture of seed.

Define Pollination.

How many parts of flower? Describe it.

5th Science English Medium Chapter 3 Preparation

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