Biomolecules Chemistry Online Mock Test 1

Prepare for chemistry competitive exams. NEET, JEE Main Biomolecules Chemistry Online Mock Test.Test and improve your knowledge of Biomolecules with multiple choice exams

Biomolecules Chemistry Online Mock Test

  1. A dipeptide does not have
  2. two peptide units
    portions of two amino acids
    an amino / amido group
    salt like structure

  3. Glucose is not oxidised to gluconic acid by
  4. Br2/H2O
    Fehling solutions
    Tollen’s reagent
    Conc. HNO3

  5. Glucose reacts with acetic anhydride in the presence of pyridine to give
  6. monoacetate
    diacetate
    penta acetate
    no reaction

  7. Important constituent of cell wall is
  8. Lipid
    Cellulose
    Protein
    Vitamin

  9. Inversion of sucrose refers to
  10. oxidation of sucrose
    reduction of sucrose
    sucrose to glucose and fructose
    polymerisation of sucrose

  11. Invert sugar is a mixture of equal amount of
  12. D (+) glucose and sucrose
    D (–) fructose and sucrose
    D (+) glucose and D (–) fructose
    sucrose and maltose

  13. __________ is involved in the process of blood coagulation.
  14. Fats and oils
    Cephalin
    Glycolipids
    Lecithins

  15. Mixture of equal molecules of D (+) glucose and D (–) fructose is called as
  16. Fruit sugar
    Invert sugar
    Cane sugar
    Non-sugar

  17. Proteins are
  18. polypeptides
    polyacids
    polyphenols
    polyesters

  19. Sorbitol and Mannitol are
  20. isomers
    polymers
    epimers
    dimmers

  21. Sucrose contains glucose and fructose linked by
  22. C1 – C1
    C1 – C2
    C1 – C4
    C1 – C6

  23. The amino acid without chiral carbon is
  24. Alanine
    Glycine
    Proline
    Thyrosine

  25. The building block of proteins are
  26. α - hydroxy acids
    α - amino acids
    β - hydroxy acids
    β - amino acids

  27. The most abundant carbohydrate is
  28. glucose
    fructose
    starch
    cellulose

  29. The optically inactive amino acid is
  30. Glysine
    Alanine
    proline
    phenyl alanine

  31. The precipitation of protein is called
  32. peptisation
    denaturation
    renaturation
    none of these

  33. The reducing sugar (of / among the following) is
  34. sucrose
    cellulose
    glucose
    starch

  35. Ultimate product of hydrolysis of protein is
  36. aniline
    aliphatic acid
    amino acid
    aromatic acid

  37. When starch is heated to 200°C – 250°C, the product is
  38. dextrin
    caramel
    barley sugar
    cellulose

  39. Which is not true of amino acid?
  40. It forms Zwitter ion
    Has Isoelectric point
    Dual behavior
    insoluble in NaOH solution

  41. An example for reducing disaccharide is
  42. Glucose
    Fructose
    Sucrose
    Lactose

  43. __________occur in the white matter of the brain and of all nervous tissue.
  44. Lacithin
    Cephalin
    Galactolipids
    Amino acid

  45. Cephalins have been implicated in the process of
  46. Metabolism
    Organisation of the body
    Blood purification
    Blood coagulation

  47. Alkaline hydrolysis of cooking oil gives
  48. soap
    glycerol
    fatty acid
    both (a) and (b)

  49. An example of a fatty acid obtained from a cooking oil is
  50. acetic acid
    stearic acid
    benzoic acid
    oxalic acid

  51. Denaturation does not involve
  52. breaking up of H– bonding in proteins
    the loss of biological action of enzyme
    the loss of secondary structure
    loss of primary structure of proteins

  53. Hair and nail contains
  54. cellulose
    fat
    keratin
    lipid

  55. Proteins are not sensitive to
  56. acids
    bases
    elevated temperature
    water

  57. Specificity of enzyme is due to
  58. the sequence of amino acids
    secondary structure
    tertiary structure
    all of the above

  59. Sucrose is not
  60. a di saccharide
    a non-reducing sugar
    hydrolysed to only glucose
    hydrolysed to glucose & fructose

  61. Two amino acids say A, B- react to give
  62. two dipeptides
    three dipeptides
    four dipeptides
    only one

  63. Which among the following contains triglyceride?
  64. Wax
    Cooking oil
    Essential oil
    Albumin

  65. Which contains a long chain ester?
  66. wax
    cooking oil
    turpentine oil
    cellulose

  67. Which is a mono saccharide among the following
  68. Sucrose
    Cellulose
    Maltose
    Glucose

  69. Which is not a saturated fatty acid?
  70. Palmitic acid
    Stearic acid
    Oleic acid
    Glyceric acid

  71. Which of the following contains a lipid?
  72. starch
    mineral oil
    edible oil
    peptide

  73. Glucose forms __________with acetic anhydride and sodium acetate
  74. di-acetate
    tetra-acetate
    penta-acetate
    hexa-acetate

  75. __________ act as protective agent on the surface of animals and plants.
  76. Carbohydrates
    Vitamins
    Nucleic acids
    Waxes

  77. Which one of the following is a polysaccharide?
  78. Sucrose
    Cellulose
    Maltose
    Raffinose

  79. When cellulose is boiled with dilute H2SO4 it gives
  80. D-glucose
    D-fructose
    Dextrine
    Starch

  81. The number of secondary alcohol present in fructose is
  82. 4
    2
    0
    3

  83. What are the products obtained during hydrolysis of Raffinose?
  84. Sucrose, Fructose, Lactose
    Glucose, Fructose, Galactose
    Fructose, Lactose, Galactose
    Maltose, Lactose, Sucrose

  85. Raffinose on hydrolysis gives
  86. two monosaccharides
    three monosaccharides
    one disaccharide and one monosaccharide
    two monosaccharides and one disaccharide
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Advanced Chemistry: Biomolecules Chemistry Online Mock Test 1
Biomolecules Chemistry Online Mock Test 1
Prepare for chemistry competitive exams. NEET, JEE Main Biomolecules Chemistry Online Mock Test.Test and improve your knowledge of Biomolecules with multiple choice exams
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