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Biomolecules

Multiple Choice Questions

221.
The store house for all biological information is

m-RNA
t-RNA
r-RNA
DNA

DNA

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222.

Which of the following is a disaccharide

Fructose
Glucose
Sucrose
Ribose

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223.

Ribose sugar is a component of

DNA
RNA
Glucose
Wax

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224.

Which one is not present in RNA?

Uracil
Thymine
Ribose
Phosphate

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225.

Which of the following monosaccharide is pentose?

Glucose
Fructose
Arabinose
Galactose

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226.

Glucose gives silver mirror with Tollen's reagent, it shows the presence of

An acidic group
An alcoholic group
A ketonic group
An aldehyde group

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Short Answer Type

227. Name the disaccharide which on hydrolysis give a mixture of glucose and fructose.

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228.

Name two purine bases present in DNA.

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229.

Why is cellulose in our diet not nourshing?

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230.

Name one important function of nucleic acids in our bodies.

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