Biomolecules JEE Mains Questions. We covered all the Biomolecules JEE Mains Questions in this post for free so that you can practice well for the exam.
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Mock Test on Biomolecules for Students
Which one of the following polymers is used in making bulletproof vests?
(a) Bakelite
(b) Polyamides
(c) Taflon
(d) Polyurethane
Option b – Polyamides
Which one among the following gases readily combines with the hemoglobin of the blood?
(a) Methane
(b) Nitrogen dioxide
(c) Carbon monoxide
(d) Sulphur dioxide
Option c – Carbon monoxide
Cyanide poisoning causes death in seconds because
(a) it breaks the electron transport chain
(b) it denatures enzymes in the heart muscle.
(c) it causes cardiac arrest.
(d) it causes lysis of red blood cells.
Option a – it breaks the electron transport chain
Sweat contains water and ………
(a) the citric acid
(b) lactic acid
(c) salt
(d) vinegar
Option c – salt
(a) I and III
(b) II and IV
(c) I, II and III
(d) II, III and IV
Option b – II and IV
Which among the following is not a polymer?
(a) Nylon
(b) Teflon
(c) Caprolactam
(d) Polystyrene
Option c – Caprolactam
Which one among the following is the natural polymer?
(a) Nylon
(b) Teflon
(c) PVC
(d) Cellulose
Option d – Cellulose
Bakelite is formed by the condensation of
(a) Urea and formaldehyde
(b) Phenol and formaldehyde
(c) Phenol and acetaldehyde
(d) Melamine and formaldehyde
Option b – Phenol and formaldehyde
Teflon is the common name of
(a) Polytetrafluoroethylene
(b) Polyvinyl chloride
(c) Polyvinyl fluoride
(d) Dichlorodifluoro methane
Option a – Polytetrafluoroethylene
Non-stick frying pans are coated with
(a) Orlon
(b) Teflon
(c) Polystyrene
(d) Polypropylene
Option b – Teflon
Which one of the following polymers is not biodegradable?
(a) Cellulose
(b) Starch
(c) Protein
(d) PVC
Option d – PVC
Phenol is used in the manufacture of which one of the following?
(a) PVC
(b) Nylon
(c) Polystyrene
(d) Bakelite
Option d – Bakelite
Consider the following statements. I. Vitamins are complex organic molecules. II. Vitamins are required in small amounts for our life. Ill. Water-soluble vitamins can be stored in our bodies. Which of the above statement(s) is/are correct?
(a) I and II
(b) I and III
(c) II and III
(d) Only III
Option a – I and II
Which of the following statements about vitamins is correct? I. Vitamine C is essential to make connective tissue in the body. II. Vitamin D is needed for the synthesis of eye pigment. III. Vitamin B₂ helps in the maturation of RBC. IV. Vitamin C is required to make use of calcium absorbed from the intestine. Select the correct answer using the codes given below.
(a) I and II
(b) I and III
(c) II and IV
(d) I and IV
Option b – I and III
Enzymes
(a) accelerate biochemical reactions
(b) consist of amino acids
(c) have optimum activity at body temperature
(d) have all these properties.
Option d – have all these properties
Which one of the following hormones contains a peptide chain?
(a) Oxytocin
(b) Corticotropin
(c) Insulin
(d) Cortisone
Option a – Oxytocin
The function of enzymes in the living system is to
(a) Transport oxygen
(b) provide immunity
(c) catalyze biochemical reaction
(d) provide energy
Option c – catalyze biochemical reaction
Which one of the following enzymes is used to digest gelatine in the process of recovering silver from the photographic film?
(a) Amylase
(b) Pepsin
(c) Lipase
(d) None of these
Option b – Pepsin
Which of the following vegetable oils does not contain essential fatty acids ?
(a) Sunflower oil
(b) Mustard oil
(c) Coconut oil
(d) Groundnut oil
Option a – Sunflower oil
Which of the following has magnesium?
(a) Carbonic anhydrase
(b) Vitamin B₁₂
(c) Chlorophyll
(d) Haemocyanine
Option c – Chlorophyll
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