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Solved CBSE Class 7 Science Chapter 3 Assertion and Reason Questions – Fibre to Fabric. Here we (Net Explanations) working very hard to providing you with the Important Assertion Reason Questions for this Chapter.
Assertion and Reason Questions Class 7 Science Chapter 3 Fibre to Fabric
1.) Assertion- selective breeding is the process of selecting parents for obtaing special characters in their offspring.
Reason- this process is choosen to give birth to sheep which have only soft under hair.
a) Assertion and reason both are correct statement and reason is correct explanation for assertion.
b) Assertion and reason both are correct statement and reason is not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
Ans- option A
2.) Assertion- the fleece of the sheep along with a thin layer of skin is removed from its body called shearing.
Reason- the sheared skin with hair is thoroughly washed in tanks but not same.
a) Assertion and reason both are correct statement and reason is correct explanation for assertion.
b) Assertion and reason both are correct statement and reason is not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
Ans- option B
3.) Assertion- the sorters job in risky sometimes .
Reason- the sheep get infected by bacterium anthrax which causes a fatal blood diseasescalled sorters diseases.
a) Assertion and reason both are correct statement and reason is correct explanation for assertion.
b) Assertion and reason both are correct statement and reason is not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
Ans- option B
4.) Assertion- silk fibres are made of a protein .
Reason- silk fibres from cocoons are separated out and reeled it silk threat.
a) Assertion and reason both are correct statement and reason is correct explanation for assertion.
b) Assertion and reason both are correct statement and reason is not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
Ans- option B
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