Question

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9.
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2. The silkworm is (a) a caterpillar, (b) a larva. Choose the correct option
1. You must be familiar with the following nursery rhymes:
(
D'Baa ban black sheep. have you any wool.si
(11) Mary had a little lamb, whose fleece was white as snow.'
(a) Which parts of the black sheep have wool?
(b) What is meant by the white fleece of the lamb?
5. Given below is a sequence of steps in the processing of wool. Which are
Exercises
Answer the following:
(iv) neither a nor b.
(1) a (11) b
(111) both a and b
3. Which of the following does not yleld wool?
(1) Yak
(11) Camel (II) Goat (lv) Woolly dog
4. What is meant by the following terms?
(1) Rearing (11) Shearing (111) Sericulture
the missing steps? Add them.
Shearing,
sorting,
Make sketches of the two stages in the life history of the silk moth which
are directly related to the production of silk.
7. Out of the following, which are the two terms related to silk production?
Sericulture, floriculture, moriculture, apiculture and silviculture.
Hints: ( Silk production involves cultivation of mulberry leaves and
rearing silkworms.
(il) Scientific name of mulberry is Morus alba.
8.
Match the words of Column I with those given in Column II:
Column I
Column II
1. Scouring
(a) Yields silk fibres
2. Mulberry leaves
(b) Wool yielding animal
3.
Yak
(c) Food of silk worm
4.
Cocoon
(d) Reeling
(e) Cleaning sheared skin
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Answer 1

Answer:

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Answer 2

Answer:

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