Sericulture

Q.

What is cocoon?

Q.

Suggest any 2 occupational hazard faced by the workers of silk industry?

Q.

Animal activists are against the silk production. Why?

Q. What is fibroin?
what is sericin ?

Q.

Silk worms are fed on which of the following leaves to help them grow cocoons?

1. Nightshade

2. Mulberry

3. Bryonia

4. Mango leaf

Q. What is sericulture?

1. It is the process of fish farming for the commercial use.
2. It is the process of sheep rearing for wool.
3. The process of cultivating silkworms for the purpose of producing silk.
4. It is the process of poultry farming.

Q.

What is sericulture? Briefly explain the steps involved in the processing of silk?

Q. Make sketches of the two stages in the life history of the silk moth which are directly related to the production of silk.

Q.

Question 1

The rearing of silkworms for obtaining silk is called
(a) cocoon
(b) silk
(c) sericulture
(d) silviculture

Q.

4. The _________ (caterpillars/moth) forms a cocoon around itself.

Q.

Silk moth covers itself completely with silk fibre during larval stage. This covering is known as __.

Q.

Why silk is a strong fibre?

Q.

Question 12 (c)

State whether the following statements is true or false. If false, correct it
The rearing of silkworms for obtaining silk is called silviculture.

Q.

When do the farmers come to know that a silkworm is ready to spin a cocoon?

Q. Silk is produced by ..............

1. Larva
2. Cocoon
3. Larva and Adult moth
4. Adult moth

Q. Statement I- Silk is made of proteins.

Statement II - The secretions produced by silkworm hardens to form cocoon, when exposed to air.

1. Statement I is correct and statement II is incorrect
2. Statement II is correct and statement I is incorrect
3. Both statements I and II are correct
4. Both statements I and II are incorrect

Q. Complete the flow of making a fabric.
Natural fibre $\to$ _____ $\to$ Fabric

1. Seeds
2. Yarn
3. Cocoon
4. Cloth

Q.

Question 8

The term sericulture is used for
(a) culture of bacteria
(b) rearing of silkworm
(c) making silk fabric from silk yarn
(d) production of sarees

Q.

Question 4 (iii)
What is meant by the following terms?

(iii) Sericulture

Q. Silk is obtained from ________ of the silk moth.

1. pupa
2. cocoon
3. larva
4. caterpillar

Q. Arrange the following stages in the correct order as per the life cycle of a silkworm, starting from the eggs.

1. Adult moth
2. Eggs
3. Pupa
4. Larva

Q. Identify the missing steps in silk production: ____ $\to$ Boiling $\to$ ____ $\to$ Spinning $\to$ _____ $\to$ Silk fabric

1. Weaving, Reeling, Cocoon
2. Scouring, Reeling, Cocoon
3. Cocoon, Scouring, Sorting
4. Cocoon, Reeling, Weaving

Q.

What is sericulture? Briefly explain the steps involved in the processing of silk?

Q. Ragu would like to start rearing some animals in his mulberry farm, to increase his income. Which amongst the following can be the best choice for him?

1. Cow
2. Silkworm
3. Sheep
4. Hen

Q. Write the correct order of the stages in the lifecycle of a silkworm.

Q.

Question 16

Some words related with silk are jumbled up. Write them in their correct form
(a)TURECULRISE
(b) WILSMORK
(c) BELMURRY
(d) RINGLEE

Q. Which of the following deals with the rearing of silk worm?

1. Vermiculture
2. Horticulture
3. Silviculture
4. Sericulture

Q. The rearing of silkworms to obtain silk is called _____.

1. apiculture
2. horticulture
3. sericulture
4. silkiculture

Q. Which of the given example is not a type of silk?

1. South silk
2. Kangiwaram silk
3. Tassar silk
4. China silk

Q. Silk worm is a .................

1. Fly
2. Worm
3. Moth
4. Beetle