14 - biochemistry mcqs - 108 to 120

108) If the pH is 7.4 then the Hydrogen Ion concentration is

a. 40 mmol/ml

b. 7.4

c. 50

d. None of the above

Answer (a) 40 mmol/ml

Reference: Harper 27^th Edition Page 9

Ä When pH is 7.4, the H+ ion concentration is 40 nanomoles/L

109) Anion gap

a. Is the difference between the unmeasured anion and cation

b. Is the difference Measured cations and Anion

c. Both

d. None

Answer (c) Both of the above

Reference: Chaterjee 6^th Edition Page 630

110) Trypsin is a

a. Serine Protease

b. Maltase

c. Lipase

d. None of the above

Answer : a) Serine Protease

Reference: Chaterjee 6^th Edition Page 397

111) Scurvy is due to deficiency of

a. Vitamin A

b. Vitamin C

c. Vitamin B₁

d. Vitamin B₂

Answer (b) Vitamin C

Reference: Chaterjee 6^th Edition Page 158

112) All of the following components are the common substance with Anti Oxidant properties Except

a. Vitamin D

b. Vitamin C

c. Vitamin E

d. Selenium

Answer a) Vitamin D

Reference: Chaterjee 6^th Edition Page 128, 129

113) In India the major source of Vitamin D is

a. Sunlight

b. Injections

c. Diet

d. None of the above

Answer (a) Sunlight

Reference: KD Tripathi 5^th Edition Page 303

114) A person on a fat free carbohydrate rich diet continues to grow obese. Which of the following lipoproteins is likely to be elevated in his blood?

a. Chylomicrons.

b. VLDL.

c. LDL.

d. HDL.

Answer: 2. VLDL.

Reference : Harper 25th Edition Page 296, Harrison 15th Edition Page 2250

115) Enzyme defcint in Alkaptanuria is

a. Homogentiase Oxidase Deficiency

b. Folate Synthetase

c. DNA Gyrase

d. Transpeptidases

Answer (a) Homogentiase Oxidase Deficiency

Reference: Harper 27^th Edition Page 259

116) The enzyme deficient in Criggler - Najjar Syn Type I is

a. Folate Synthetase

b. DNA Gyrase

c. Transpeptidases

d. Udp Glucornyl Transferase

Answer: (d) Udp Glucornyl Transferase

Reference: Harper 27^th Edition Page 270

117) Which of the following is not a HomopolySaccaride

a. Heparin

b. Dextran

c. Inulin

d. Starch

Answer Heparin

Reference: Chaterjee 6^th Edition Page 35

118) Fatty acid synthesis complex does not contain this enzyme used in fatty acid synthesis

a. Acetyl coa carboxylase

b. Enoyl reductase

c. Ketoacyl reductase

d. Hydratase

Answer (a) Acetyl coa carboxylase

Reference: Harper 27^th Edition Page 197

119) Metabalic alkalosis occurs in

a. Recurrent vomiting

b. Diabetic Ketosis

c. Diarrhoea

d. All of the above

Answer (a) Recurrent Vomiting

Reference: Harrison 16^th Edition Page 268

120) Major anion in ECF

a. Protein

b. Cl-

c. HCO3

d. None of the above

Answer (B) Cl^-

Reference: Ganong 22^nd Edition Figure 1.27