Multiple Choice Questions

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Cellulose is a polymer of

  • β-D (+) glucose
  • α-D (+) glucose
  • β-D(–) glucose
  • α-D(–) glucose.


A.

β-D (+) glucose
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The purine base absent in ribonucleic acid is

  • Uracil

  • Cytosine

  • Adenine

  • Guanine

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Phenyl Ketone urea is a disease caused by the deficiency of

  • Vitamin B

  • Protein

  • Hormones

  • Cellulose

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Which of the following is called a sugar?

  • Glucose

  • Cellulose

  • Starch

  • All the above

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True Or False

State whether the following statements are True or False

A.

The protein part of an enzyme is called coenzyme.

B.

Table sugar contains fructose.

C.

Many vitamins are synthesized in the human body.

D.

All α-amino acids that make up proteins are in L-configuration.

E.

Proteins constitute the genetic material of the cell.
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Multiple Choice Questions

Which of the following is not a water soluble vitamin?

  • D

  • B

  • C

  • None of these

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The change in optical rotation of freshly prepared sugar solution with time is called

  • Specific rotation

  • Inversion of cane sugar

  • Mutarotation

  • Epimerisation

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Which of the following vitamin deficiency causes Xerophthalmia?
  • B

  • E

  • A

  • E

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In maltose, the glycosidic linkage is present between

  • glucose and fructose
  • glucose and galactose
  • two molecules of fructose
  • glucose and glucose
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Which one is the complementary base in RNA strand to the thymine base in DNA during protein synthesis?

  • Adenine

  • Uracil

  • Cytosine

  • Guanine

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