Silkworm secrete fibre made up of:
- AFat
- BCellulose
- ✓Protein
- DNylon
Answer: C.
View full solution →Question types
Fibre to Fabric question types
340 questions across 7 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
340
Questions
7
Question groups
5
Question types
01
MCQ (1 Marks)
174 Q→02True False[1 Marks ]
12 Q→03Fill In The Blanks With Correct Alternative.[1 Marks Each]
17 Q→041 Marks Question
79 Q→052 Marks Questions
28 Q→063 Marks Question
18 Q→075 Marks Questions
12 Q→Sample Questions
Fibre to Fabric questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Best quality of wool is obtained from:
- ✓Merino sheep
- BGoat
- CPaschimini sheep
- DKashmiri sheep
Answer: A.
View full solution →Paheli Wants To Know The Name Of The Breed Which Is Famous For Good Quality Of Wool?
- ✓Lohi.
- BMarwari.
- CNali.
- DPatanwadi.
Answer: A.
View full solution →Paheli Wants To Know, What The Maximum Length Of Continuous Silk Thread That Can Be Obtained From A Cocoon$?$
- AAbout $1$ metre.
- BAbout $9$ metre.
- CAbout $100$ metre.
- ✓About $900$ metre.
Answer: D.
View full solution →Silk fibre is obtained from:
- AFleece of sheep.
- BCotton ball.
- ✓Cocoon.
- DShiny jute stalk.
Answer: C.
View full solution →Spinning is a process of making fibers. True/ False.
Weaving yarn makes a piece of fabric. True/ False.
Silkworms are caterpillars of silk moth. True/ False
Like wool, silk also keeps us warm as it is a bad conductor of heat. True/ False
Silkworm feeds on oak leaves. True/ False
Silk fibres are made up of a $.........$
View full solution →Silk is a $.........$ conductor of heat.
View full solution →Hair trap a lot of $.........$ which is a poor $.........$ of heat.
View full solution →$.........$ is a dried perspiration found in raw wool.
View full solution →A $.........$ is a long continuous thread.
View full solution →Name the stage next to caterpillar in the life cycle of silk moth.
Why do people prefer wearing cotton clothes in humid weather?
Why are two thick cotton sheets warmer than one single blanket?
Define a fibre.
Name the natural fibre obtained from insects.
You must be familiar with the following nursery rhymes:
- ‘Baa baa black sheep, have you any wool.’
- ‘Mary had a little lamb, whose fleece was white as snow.’
- Which parts of the black sheep have wool?
- What is meant by the white fleece of the lamb?
Why does silk have different varieties?
Why a cotton garment cannot keep us as warm in winter as a woollen sweater can?
Write a caption for each of the figures given as figure (a-d).
Why caterpillars need to shed their skin when they grow bigger?
Why caterpillars need to shed their skin when they grow bigger but humans do not? Do you have any idea?
What do you mean by reeling of silk?
Neha went to the market with her mother to buy a silk saree for her grandmother. The shopkeeper was showing sarees of different varieties of silk but her mother wanted to take only a pure silk saree and not an artificial one. Neha was confused that how to distinguish between a pure silk and an artificial silk saree. But her mother helped her in selecting a pure silk saree for her grandmother and she was quite elated about that.
Now, answer the following Questions:
Now, answer the following Questions:
- How her mother distinguished between pure silk saree and an artificial silk saree?
- Is the pure silk saree more costly than an artificial one?
- What values are shown by Neha’s mother?
What is meant by the following terms?
- Rearing.
- Shearing.
- Sericulture.
Sorter’s disease is an occupational hazard. Explain.
Explain the process involved in obtaining wool.
Describe the life history of silk moth with the help of figures of various stages.
How silkworms are reared? Explain in brief.
How we get wool fibres from sheep?
Name some breeds of sheep reared in our country. Explain the quality of wool they provide and the state where they are found.
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