Tag: materials of daily use

Questions Related to materials of daily use

Weaving of yarn makes a piece of fabric.

chemistry materials of daily use yarn to fabric from fibre to fabric processing of fibres

  1. True

  2. False

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Correct Option: A
Explanation:
Yes, the process of arranging two sets of yarns together to make a fabric is called weaving.

Group of animals which gives wool are:

chemistry materials of daily use wool - animal fibre wool fibres from animals

  1. Sheep, goat, camel and yak

  2. Sheep camel, lion and rabbit

  3. Rabbit, silkworm, buffalow and cow

  4. Goat, cat, sheep and camel

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Correct Option: A
Explanation:

There are many animals that bear a thick coat of hair on their body which gives wool to us for example sheep, goat, camel and yak.

Which of the following is/are Indian breed of sheep?

chemistry materials of daily use wool - animal fibre wool fibres from animals

  1. Beetal

  2. Barbari

  3. Jamunapari

  4. all of them

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Correct Option: D
Explanation:

$Beetal, Barbari, Jamunapari$ all are Indian breeds of sheep. Beetal are found mainly in the states of Punjab, Barbari is found in Delhi, Uttar Pradesh, Gurgaon, Karnal, panipat and Rohtak in Haryana state and Jamunapari breeds are found mainly in the state of Uttar Pradesh.

Which of the following are fleece and wool-bearing animals?

chemistry materials of daily use wool - animal fibre wool fibres from animals

  1. Sheep and goat

  2. Camel and Yak

  3. Both A and B

  4. none of them

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Correct Option: C
Explanation:

Sheep, goat, Camel, Yak, etc. bear hair of two different types coarse hair and fine soft hair. Fine soft hair is found close to the skin in these animals. The fine soft under hair is called fleece. Fibre for wool is obtained from the fleece (hair) of such animals and hence such animals are called wool-bearing animals.

The Indian goat breeds Jamunapari is found in:

chemistry materials of daily use wool - animal fibre wool fibres from animals

  1. Uttar Pradesh

  2. Madhya Pradesh

  3. Himachal Pradesh

  4. Haryana

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Correct Option: A
Explanation:

Jamunapari breeds are found mainly in the state of Uttar Pradesh. These goats are generally found in white colour.


Hence, option $\text A $ is correct.

Which of the following is the tallest goat breed found in India?

chemistry materials of daily use wool - animal fibre wool fibres from animals

  1. Kanni aadu

  2. Kodi aadu

  3. Black Bengal

  4. Jamunapari

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Correct Option: A
Explanation:

Kanni aadu is the tallest goat breeds found in the Thirunelveli and Ramanadhapuram districts of Tamil Nadu. 

Which breed of Indian goats is known to produced Pashmina?

chemistry materials of daily use wool - animal fibre wool fibres from animals

  1. Osmanabadi

  2. Kodi aadu

  3. Changthangi

  4. Sirohi

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Correct Option: C
Explanation:

Changthangi goat is known to produce fibre used to prepare pashmina.

Acrylic is used for making carpets and blankets.

chemistry materials of daily use classification of fibres fibres history of fabric

  1. True

  2. False

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Correct Option: A
Explanation:

Acrylic fibers are synthetic fibers made from a polymer (polyacrylonitrile) with an average molecular weight of $\sim100,000$, about $1900$ monomer units. Strong and warm, acrylic fiber is often used for sweaters and tracksuits and as linings for boots and gloves, as well as in furnishing fabrics and carpets. It is manufactured as a filament, then cut into short staple lengths similar to wool hairs, and spun into yarn.
option A is correct

After people began to settle in agricultural communities, they learnt to weave twigs and grass into mats and baskets.

chemistry materials of daily use classification of fibres fibres history of fabric

  1. True

  2. False

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Correct Option: A
Explanation:

After people began to settle in agricultural communities, they learnt to weave twigs and grass into mats and baskets. Vines, animal fleece or hair were twisted together into long strands. These were woven into fabrics.

In ancient times, which of the following materials were used by people to cover themselves.? 

chemistry materials of daily use classification of fibres fibres history of fabric

  1. barks

  2. big leaves of trees

  3. animal skins

  4. furs

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Correct Option: A,B,C,D
Explanation:

In ancient times, barks and big leaves of trees or animal skins and furs were used by people to cover themselves.