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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ७

The cultivation and production of silk is known as ______. - Science

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प्रश्न

The cultivation and production of silk is known as ______.

विकल्प

  • Horticulture

  • Floriculture

  • Agriculture

  • Sericulture

MCQ
रिक्त स्थान भरें

उत्तर

The cultivation and production of silk is known as Sericulture

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Animal Fibre: Silk
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Animals in Daily Life - Evaluation [पृष्ठ ९०]

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सामाचीर कलवी Science - Term 3 [English] Class 7 TN Board
अध्याय 5 Animals in Daily Life
Evaluation | Q I. 4. | पृष्ठ ९०

संबंधित प्रश्न

The silkworm is (a) a caterpillar, (b) a larva. Choose the correct option


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


Out of the following, which are the two terms related to silk production?

Sericulture, floriculture, moriculture, apiculture and silviculture

Hints:

(1) Silk production involves cultivation of mulberry leaves and rearing silkworms.

(2) Scientific name of mulberry is Morus alba.


Who invented the Ahimsa silk?


Which of the following is not a type of silk?


The silk fibre is obtained from


The general process that takes place at a sheep shearing shed is


The term sericulture is used for


State whether the following statements are True or False. If false, correct them.

Silkworms are caterpillars of silk moths.


Some words related to silk are jumbled up. Write them in their correct form.

TURECULRISE


Some words related to silk are jumbled up. Write them in their correct form.

RINGLEE


Steps for the production of silk are given below in a jumbled order. Arrange them in their proper sequence.

  1. Eggs are warmed to a suitable temperature for the larvae to hatch from eggs.
  2. Fibres are taken out from the cocoon.
  3. After 25 to 30 days, the caterpillars stop eating and start spinning cocoons.
  4. The larvae/caterpillars or silkworms are kept in clean trays along with freshly chopped mulberry leaves.
  5. Female silk moths lay eggs.
  6. Cocoons are kept under the sun or boiled in water.

Paheli went to the market to buy sarees for her mother. She took out a thread from the edge of the two sarees shown by the shopkeeper and burnt them. One thread burnt with the smell of burning hair and the other burnt with the smell of burning paper. Which thread is from a pure cotton saree and which one from a pure silk saree? Give a reason for your answer.


Describe the life history of the silk moth with the help of figures from various stages.


______ are boiled to get the silk.


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