Vitamins - Mock Test 12

Question 111

Prothrombin time is prolonged by administering?

A) Vitamin K B) Dicoumarol C) Calcium D) Prothrombin

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Question 112

One of the main functions of Vitamin K is cofactor for?

A) Carboxylate for the formation of γ carboxyglutamate B) Methylation of δ-adenosyl methionine C) Carboxylation of biotin D) One carbon transfer by tetrahydrofolate

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Question 113

Biotin is also known as?

A) Anti egg white injury factor B) Rutin C) Both 1⃣ and 2⃣ D) None of these

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Question 114

Reduction of D-ribonucleotides to Ddeoxy ribonucleotides in prokaryotes requires?

A) 5, 6 dimethyl benzimidazole cobamide B) Thioredoxin C) Tetra hydrobiopterin D) Tetra hydrofolate

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Question 115

Pernicious means?

A) Prolonged B) Dangerous C) Intermittent D) Idiopathic

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Question 116

A deficiency of Iron leads to?

A) Megaloblastic anemia B) Aplastic anemia C) Pernicious anemia D) Hypochromic microcytic anemia

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Question 117

A deficiency of folate leads to?

A) Megaloblastic anemia B) Aplastic anemia C) Pernicious anemia D) Hypochromic microcytic anemia

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Question 118

Biotin is required for the reaction of CO2 with?

A) Water B) Acetyl CoA C) NH3 D) Incorporation of carbon 6 in purine

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Question 119

Isonicotinic acid hydrazide given in the treatment of tuberculosis may lead to a deficiency of?

A) Vitamin A B) Pyridoxin C) Folate D) Inositol

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Question 120

The vitamin in leafy vegetables?

A) D B) K C) A D) Both B and C

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