Cotton

Q. Which soil is best suitable for cotton cultivation ?

1. In black soil and warm climate.

2. In grey soil and warm climate.

3. In red soil and warm climate.

4. In black soil and cool climate.

Q.

What is yarn

Q.

Cotton is obtained from ______ of cotton plants.

1. Roots and fruits
2. Root and stem
3. Stem and fruits
4. Fruits

Q. Which of the following process is used for separating cotton fibres from seeds?

1. Spinning
2. Ginning
3. Weaving
4. Looms

Q.

Describe the different ways of making fabric from the fibre.

Q.

What is fabric made up of?

Q.

What type of clothing materials are worn by astronauts and fireman and why ?

Q. Spinning is the process of arranging two sets of yarns together to make a fabric.

1. True
2. False

Q. Which of the following devices are used to make yarn from fibres?

1. 
2. 
3. 
4. 

Q. Charkha is used to spin fibres for obtaining yarns.

1. True
2. False

Q. The devices used for spinning yarn from wool and cotton fibres are:

1. Charkha
2. Takli
3. Looms
4. Needles

Q. Natural fibres are obtained from plants and animals.

1. True
2. False

Q.

Write uses of coconut fibers?

Q.

Fill in the blanks to complete the life story of cotton fibre. My parents, cotton plants were grown in_______soil and ______climate. The plants bore fruits called______. I, the cotton fibre was separated from seeds in the cotton bolls by the process of _______. Other cotton fibres and myself were made into yarn by the process of _____. The yarn was ______to give beautiful colours and then to get cotton fabric.

Q. The following is an answer given by Boojho to a question asked by his teacher - “Cotton, wool, silk and jute are classified as natural fibres whereas nylon and polyester are classified as synthetic fibres.” ​

Can you tell what question the teacher has asked?​

Q. Choose the correct properties of cotton fibre.

1. Cotton fabrics are thicker than polyester.
2. Cotton clothes get wrinkled on washing.
3. Cotton fibres are lighter than polyester.
4. Cotton clothes are smooth and shiny.

Q. Yarn is woven to get fabric using ​

1. Charkha
2. Spinning machines ​
3. Looms​
4. Knitting needles​

Q. In which of the following states, cotton is not grown

1. Gujarat
2. Tamil Nadu
3. Kerala
4. Maharashtra

Q.

state various uses of cotton fibres.

Q. Natural fibres are obtained only from plants.

1. True
2. False

Q.

Which of the following grows best in black soil and warm climate?

1. Cotton

2. Jute

3. Coconut

4. Flax

Q.

List the advantages of using jute or cloth bags while shopping.

Q.

Question 21

Fill in the blanks to complete the life story of cotton fibre.
My parents, cotton plants were grown in ....... soil and .........climate. The plants bore fruits called...... .I, the cotton fibre was separated from seeds in the cotton bolls by the process of ..... Other cotton fibres and myself were made into yarn by the process of .......... The yarn was ........ to give beautiful colours and then ........ to get cotton fabric.

Q.

Which of the following is a property of cotton fabric?

1. Wrinkle-resistant

2. Eco-friendly

3. Water-resistant

4. Fire-resistant

Q.

Yarn, fabric, and fibers are related to each other. Show the relationship by filling the blanks in the following sentence. The fabric of the cotton saree is made by weaving cotton_______ which in turn is made by spinning thin cotton_____.

Q. Fill in the blanks:​
a) Plant fibres are obtained from ______ and _______.​
b) Animal fibres are ______ and ______.

Q.

16. The method which is used to harvest cotton from the plants, write the name.

Q.

Beera is a farmer. His field has black soil and the climate is warm. Which fibre yielding plant should he grow in his field?

1. Jute

2. Cotton

3. Coconut

4. Wool

Q.

From cotton balls, cotton is usually collected by _____.

1. powerloom

2. handloom

3. hand picking

4. weaving machine

Q. What is a yarn? How is it made? Give examples of devices that are used for making yarn.