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11th Standard Botany - Biomolecules English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021

11th Standard

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Botany

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions

    10 x 1 = 10
  1. The most basic amino acid is

    (a)

    Arginine

    (b)

    Histidine

    (c)

    Glycine

    (d)

    Glutamine

  2. Enzymes that catalyse interconversion of optical, geometrical or positional isomers are

    (a)

    Ligases

    (b)

    Lyases

    (c)

    Hydrolases

    (d)

    Isomerases

  3. The only carbohydrate stored in animals is _________.

    (a)

    Chitin

    (b)

    Glycogen

    (c)

    Cellulose

    (d)

    Starch

  4. _____________ is a polymer of fructose.

    (a)

    Heparin

    (b)

    Inulin

    (c)

    Insulin

    (d)

    Agar

  5. Membrane lipids are ____________.

    (a)

    Phospholipids

    (b)

    Steroids

    (c)

    Waxes

    (d)

    Wax

  6. A non protein substance in the nuclei of pus cells was first isolated by __________.

    (a)

    Sanger

    (b)

    Clover

    (c)

    Miescher

    (d)

    Pauling

  7. Which of the following is not a steroid?

    (a)

    Cortisone

    (b)

    Progesterone

    (c)

    Glycolipid

    (d)

    Ergosterol

  8. Protein and carbohydrate component found in cow milk ______________.

    (a)

    Albumin, Lactose

    (b)

    Globulin, Casein

    (c)

    Casein, Lactose

    (d)

    Casein, Fructose

  9. Which of the following is not a disaccharide?

    (a)

    Maltose

    (b)

    Starch

    (c)

    Sucrose

    (d)

    Lactose

  10. Find out the mismatched pairs:

    (a)

    Protein - Important components of nucleus

    (b)

    Nucleic acid -Major components of chromosomes

    (c)

    Amino acid - An amphoteric compound

    (d)

    Enzymes - Colloidal catalysts

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TN 11th Standard Biology free Online practice tests

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