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Digestion and Absorption

AIPMT 2003Multiple CorrectEasyNot asked in last 5 yrs+4−1
Ques. 1AIPMT 2003

Which one of the following pairs is not correctly matched?

  1. Vitamin C – Scurvy
  2. Vitamin B2 – Pellagra
  3. Vitamin B12 – Pernicious anaemia
  4. Vitamin B6 – Beri-beri

Answer

(2) Vitamin B2 – Pellagra, (4) Vitamin B6 – Beri-beri

Solution

Correct pairs of vitamins and deficiency diseases:

Vitamin C (ascorbic acid) – Scurvy ✓

Vitamin B12 (cyanocobalamin) – Pernicious anaemia ✓

Pellagra is caused by deficiency of niacin (vitamin B3), not vitamin B2 (riboflavin) ✗

Beri-beri is caused by deficiency of thiamine (vitamin B1), not vitamin B6 (pyridoxine) ✗

∴ Pairs (2) and (4) are not correctly matched.

Answer: (2), (4)

Out of syllabus

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Ques. 2AIPMT 2003

During prolonged fasting, in what sequence are the following organic compounds used up by the body?

  1. First carbohydrates, next fats and lastly proteins
  2. First fats, next carbohydrates and lastly proteins
  3. First carbohydrates, next proteins and lastly lipids
  4. First proteins, next lipids and lastly carbohydrates
Out of syllabus
Ques. 3AIPMT 2002

Stool of a person is whitish grey coloured due to malfunction of which of the following organs?

  1. Pancreas
  2. Spleen
  3. Kidney
  4. Liver
Out of syllabus
Ques. 4AIPMT 2002

Hydrolytic enzymes which act at low pH are called

  1. proteases
  2. -amylases
  3. hydrolases
  4. peroxidases.
Out of syllabus
Ques. 5AIPMT 2001

Which one of the following is correctly matched?

  1. Vitamin E – Tocopherol
  2. Vitamin D – Riboflavin
  3. Vitamin B – Calciferol
  4. Vitamin A – Thiamine
Out of syllabus
Ques. 6AIPMT 2000

In mammals milk is digested by the action of

  1. rennin
  2. amylase
  3. intestinal bacteria
  4. invertase
Out of syllabus
Ques. 7AIPMT 2000

A person is eating boiled potato; his food contains the component

  1. cellulose which is digested by cellulase
  2. starch which is not digested
  3. lactose which is not digested
  4. DNA which can be digested by pancreatic DNase
Out of syllabus

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