Assertion: Deoxyribose, C5H10O4 is not a carbohydrate.
Reason: Carbohydrates are hydrates of carbon so compounds which follow C2(H2O)g formula are carbohydrates.
(i) Assertion and reason both are correct statements and reason explains the assertion.
(ii) Both assertion and reason are wrong statements.
(iii) Assertion is correct statement and reason is wrong statement.
(iv) Assertion is wrong statement and reason is correct statement.
(v) Assertion and reason both are correct statements but reason does not explain assertion.
Assertion: Deoxyribose, C5H10O4 is not a carbohydrate.
Reason: Carbohydrates are hydrates of carbon so compounds which follow C2(H2O)g formula are carbohydrates.
(i) Assertion and reason both are correct statements and reason explains the assertion.
(ii) Both assertion and reason are wrong statements.
(iii) Assertion is correct statement and reason is wrong statement.
(iv) Assertion is wrong statement and reason is correct statement.
(v) Assertion and reason both are correct statements but reason does not explain assertion.
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1 Answer
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This is an Assertion and Reason Type Questions as classified in NCERT Exemplar
Ans: (ii)
When DNA (or RNA) is completely hydrolyzed, it produces a 5 carbon based sugar called pentose sugar, phosphoric acid, and nitrogen-containing heterocyclic molecules (called bases). The sugar moiety of the nucleic acid, DNA is β−D−2− deoxyribose. Therefore, both assertion and reason are wrong statements.
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