Read the following statements carefully and select the option which correctly identifies the true (T) and false (F) statements.
(i) Synthetic fibres are the fibres that are made from chemicals.
(ii) Angora wool is obtained from Angora rabbit.
(iii) The wool obtained from Patanwadi breed of goat is used for hosiery.
(iv) Silk is the weakest of all natural fibres.
| (i) | (ii) | (iii) | (iv) | |
| A | T | T | F | F |
| B | F | F | T | T |
| C | T | T | T | F |
| D | F | T | T | T |
Angora wool is obtained from angora goats not rabbits.
Ans 3:
Class : Class 7
Actually C should be correct cause the sheep and goat shouldn't matter as in the nso guide its given patanwadi breed of goat is used for hosiery.PLEASE CHECK QUES NO:17 chapter fibre to fabric NSO workbook
Ans 6:
Class : Class 7
option c is not correct because its fibers are made of protein which hardens on exposure to air and could be as hard as a strand of steel
Ans 7:
Class : Class 8
Actually the answer is correct. It is mentioned Patanwadi goat not sheep. Please read the question carefully before writting here. Does anyone even know patanwadi goat??!!
Ans 8:
Class : Class 9
Option C is correct because Patanwadi breed of goat's wool is used for hosiery and silk is the strongest of all natural fibres [has tensile strength of about 0.5 gigapascals] also quantitatively spider silk is 5 times stonger than steel !
Ans 10:
Class : Class 9
Option C is incorrect, the reason being that Patanwadi is a breed of sheep, not a goat!
Ans 14:
Class : Class 8
The answer is C only. Patanwadi wool is used to make hosiery wool only. This answer has pissed me of too much. This is request please change this foolish answer.
Ans 17:
Class : Class 7
The patanwadi breed of goat has been mentioned. The patanwadi breed of sheep is used for hosiery.
Ans 18:
Class : Class 9
option c is not correct because the wool of the Patanwadi breed of sheep is used for hosiery and not the wool of the Patanwadi breed of goat as mentioned in statement (iii)