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sahu.shaktiswaroop22@gmail.com from Kendriya Vidyalaya No.1, Pondicherry
Subject :NSO    Class : Class 8

Which of the following has the highest tensile strength?

(A) Cotton

(B) Wool

(C) Silk

(D) Nylon.
Question 19 and 20 are the same then why answers are different? There is no change in both the question then how cotton can be the answer in 20th question and nylon be the answer for the 19th question?

Ans 1:

Mohak Khetan from Podar International School Powai , Mumbai
Class : Class 8
What is the 20th question??

Ans 2:

Prabhav Shetty from Little Rock Indian School, Udupi
Class : Class 8
Isn't it nylon

Ans 3:

Gantavya Rohatgi from Hiranandani, Mumbai
Class : Class 8
the question is repeated and the solution has no meaning

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