मराठी
तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ७

Who invented the Ahimsa silk? - Science

Advertisements
Advertisements

प्रश्न

Who invented the Ahimsa silk?

टीपा लिहा
Advertisements

उत्तर

Kusuma Rajaiah, a Government officer from Andhra Pradesh proposed Ahimsa way of silk production for the making silks without killing the silkworms.

shaalaa.com
Animal Fibre: Silk
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: Animals in Daily Life - Evaluation [पृष्ठ ९१]

APPEARS IN

सामाचीर कलवी Science - Term 3 [English] Class 7 TN Board
पाठ 5 Animals in Daily Life
Evaluation | Q VI. 7. | पृष्ठ ९१

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.


Match the words of Column I with those given in Column II:

Column I Column II
Scouring Yields silk fibres
Mulberry leaves Wool yielding animal
Yak Food of silk worm
Cocoon Reeling
  Cleaning sheared skin

A natural fibre obtained by boiling cocoons is called ______.


The cultivation and production of silk is known as ______.


Write about any three uses of silk.


Write about Ahimsa Silk.


Which of the following is not a type of silk?


Silk fibre is obtained from ______.


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


State whether the following statement is True or False. If false, correct them.

Silkworms are caterpillars of silk moth.


State whether the following statement is True or False. If false, correct them.

The rearing of silkworms for obtaining silk is called silviculture.


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.

Complete the paragraph related to the life history of silk moth by filling in the blanks.

The ___(a)___ silk moth lays ___(b)___, from which hatch ___(c)___ called ___(d)___ or ___(e)___. They grow in size and when the caterpillar is ready to enter the next stage of its life history called ___(f)___, it first weaves a covering to hold itself, which is known as ___(g)___.


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


Which of the following fibers is considered the strongest natural fiber?


India stands ______ in silk production in the world.


List a few characteristic features of silk.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×