Biomolecules Test

Biomolecules

This is biomolecules Test-02 for CBSE class 12 Chemistry.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Glycogen is formed in
  • A
    Bacteria
  • B
    Plants
  • C
    Animals
    Correct
  • D
    Viruses
2
D – ribose and 2 – deoxy – D – ribose are
  • A
    nucleic acids
  • B
    pentose sugars
    Correct
  • C
    Vitamins
  • D
    hexose sugars
3
Amino acids are components of
  • A
    Carbohydrates
  • B
    Proteins
    Correct
  • C
    Lipids
  • D
    Vitamins
4
One of the following hassweet taste
  • A
    Glucose; alanine
  • B
    Glucose;glycine
    Correct
  • C
    Sucrose; leucine
  • D
    Sucrose; glutamine
5
Protein is generally a polypeptide with _______ amino acid residues
  • A
    >100
    Correct
  • B
    150
  • C
    50
  • D
    70
6
insulin is a protein which contains _______ amino acids
  • A
    70.
  • B
    >100.
  • C
    120.
  • D
    51
    Correct
7
The bond –CO–NH– is called
  • A
    glycosidic linkage
  • B
    disulphide linkage
  • C
    peptide linkage
    Correct
  • D
    phosphodiester linkage
8
In aqueous solution, amino acids behave like:
  • A
    carboxylic acids
  • B
    Amines
  • C
    None of these
  • D
    salts
    Correct
9
Enzymes are used in the reaction as they are
  • A
    Proteins
  • B
    Vitamins
  • C
    biocatalysts
    Correct
  • D
    Hormones
10
Which of the following is most soluble in water?
  • A
    amino acid
    Correct
  • B
    Cellulose
  • C
    Lipid
  • D
    vitamin D
11
zwitter ionic form of amino acids behave like
  • A
    cation
  • B
    non – polar molecule
  • C
    dipolar ion
    Correct
  • D
    anion
12
Amylase is secreted by
  • A
    Pancreas
  • B
    Saliva
    Correct
  • C
    Stomach
  • D
    Intestine
13
Hydrolysis of protein into peptone is brought about by.
  • A
    Pepsin
    Correct
  • B
    Lipase
  • C
    Trypsin
  • D
    Amylase
14
The enzyme which dissolved blook clot is.
  • A
    Maltase
  • B
    Invertase
  • C
    Streptokinase
    Correct
  • D
    Peptidase
15
The biological polymer is
  • A
    Nucleic acid
    Correct
  • B
    Stearic acid
  • C
    Formic acid
  • D
    Palmitic acid