Human Anatomy and Physiology : III. Vitamins And Nutrition Part-II

Total Questions: 50

11. Cyanocobalamin is - [U.P.P.C.S. (Pre) 1996]

(a) Vitamin C
(b) Vitamin B₂
(c) Vitamin B₆
(d) Vitamin B₁₂

Correct Answer: (d) Vitamin B₁₂

Solution:Cyanocobalamin is a manufactured form of vitamin B₁₂ which is used to treat vitamin B₁₂ deficiency. Vitamin B-12 is water-soluble vitamins, which are required for proper functioning of cells, tissues and other organ systems of a human body. They are also responsible for:

Blood clotting.
Synthesizing hormones.
During digestion for the breakdown of food molecules.
The formation of bones, blood cells, muscles, nerves and genetic materials.

If our body is not receiving an adequate amount of vitamin B-12 it results in the deficiency diseases which lead to some serious health issues. Vitamin B-12 helps in making the DNA and is involved in different vital functions in the body. It helps in producing red blood cells that carry oxygen across the body. This deficiency is also known as hypocobalaminemia, which refers to low blood levels of vitamin B-12. This includes rapid heartbeat, exhaustion, brain fog.

12. Thiamine is : [U.P.P.C.S. (Pre) 1999]

(a) Vitamin C
(b) Vitamin B₂
(c) Vitamin B₆
(d) Vitamin B₁

Correct Answer: (d) Vitamin B₁

Solution:Thiamin or Thiamine (Vitamin B₁) is a water-soluble vitamin that is necessary for carbohydrate and amino acid metabolism. Its main sources are rice bran, whole wheat flour, eggs, yeast, meat, etc. Thiamine deficiency results in beri-beri, a disease characterized by multiple neuritides, general debility and heart failure.

13. A person will suffer from beri-beri, rickets and scurvy if he is not taking adequate amounts of - [Uttarakhand P.C.S. (Mains) 2002]

(a) Vitamins B₁₂, A and C
(b) Vitamins B₁, D and C
(c) Vitamins A, B and E
(d) Vitamins B₆, A and K

Correct Answer: (b) Vitamins B₁, D and C

Solution:

Vitamin B₁ (Thiamin) - Beri-beri, Wernicke-Korsakoff syndrome
Vitamin D (Ergocalciferol, Cholecalciferol) - Rickets and Osteomalacia
Vitamin C (Ascorbic acid) - Scurvy

14. Which one of the following vitamins is helpful in keeping a dream in memory for a longer duration? [U.P. Lower Sub. (Pre) 2013, U.P. U.D.A./L.D.A. (Spl.) (Pre) 2019]

(a) Vitamin A
(b) Vitamin D
(c) Vitamin B₆
(d) Vitamin C

Correct Answer: (c) Vitamin B₆

Solution:Taking vitamin B₆, vitamin B₁₂ or folate (Vitamin B₉) may have an impact on the quality of a person's dreams and his ability to recall them. Studies have indicated that taking vitamin B6 supplements before bed can enhance dream recall. One study found that participants who took vitamin B6 were better able to remember their dreams compared to those who took a placebo. The exact mechanism is not fully understood, but some theories suggest it may be related to the role of B6 in neurotransmitter production, which could affect brain activity during sleep.

15. Which of the following pairs is not correctly matched? [60th to 62nd B.P.S.C. (Pre) 2016]

(a) Vitamin B₁ - Oranges
(b) Vitamin D - Cod-liver oil
(c) Vitamin E - Wheat germ oil
(d) Vitamin K - Alfalfa
(e) None of the above/More than one of the above

Correct Answer: (e) None of the above/More than one of the above

Solution:Sunlight and cod-liver oil are rich sources of vitamin D. Wheat germ oil is rich in vitamin E while alfalfa is rich in vitamin K. Though orange is rich in vitamin C but it is also a low source of vitamin B₁. Thus option (e) is the most probable answer.

16. Which of the following pairs is NOT correctly matched? [U.P.P.C.S. (Pre) 2019]

Vitamin	Rich Source
(a) Vitamin B₆	Rice bran
(b) Vitamin B₁	Cod-liver oil
(c) Vitamin E	Wheat germ oil
(d) Vitamin K	Alfalfa

Correct Answer: (b)

Solution:Cod-liver oil is a dietary supplement derived from liver of cod fish. It contains omega-3 fatty acids, vitamin A and vitamin D. Vitamin B₂, also known as riboflavin, is a vitamin found in eggs, green vegetables, milk and other dairy products, meat, mushrooms, and almonds. Vitamins and their rich sources given in other options are correctly matched.

17. Which one of the following pairs is NOT correctly matched? [U.P.P.C.S. (Pre) 2021]

(a) Vitamin A - Orange
(b) Vitamin C - Lemon
(c) Vitamin D - Cod liver oil
(d) Vitamin B₆ - Rice bran

Correct Answer: (a) Vitamin A - Orange

Solution:Orange is a good source of several vitamins and minerals, especially vitamin C, thiamin, folate, calcium and potassium. The main sources of vitamin A include carrots, milk, butter, egg, cod liver oil etc. Other pairs are correctly matched.

18. Match List-I with List-II and select the correct answer using the code given below : [U.P. RO./A.RO. (Pre) (Re. Exam) 2016]

Vitamin	Source
A. Vitamin K	1. Wheat germ oil
B. Vitamin D	2. Lemon
C. Vitamin E	3. Cod-liver oil
D. Vitamin C	4. Alfa-alfa

Code	A	B	C	D
(a)	1	2	3	4
(b)	3	1	4	2
(c)	2	3	4	1
(d)	4	3	1	2

Correct Answer: (d)

Solution:

List-I (Vitamin) - List-II (Source)

Vitamin K - Alfa-alfa

Vitamin D - Cod-liver oil

Vitamin E - Wheat germ oil

Vitamin C - Lemon

19. Match List-I with List-II and select the correct answer from the code given below the lists : [U.P. RO./A.RO. (Pre) (Re. Exam) 2016]

Disease	Cause
A. Nightblindness	1. Vitamin D
B. Rickets	2. Vitamin C
C. Scurvy	3. Vitamin B
D. Beri-beri	4. Vitamin A

Code	A	B	C	D
(a)	1	2	3	4
(b)	3	4	1	2
(c)	4	1	2	3
(d)	2	3	4	1

Correct Answer: (a)

Solution:Nightblindness is caused due to deficiency of vitamin A, Rickets caused due to deficiency of vitamin D, Scurvy is caused by deficiency of vitamin C and Beri-beri is the result of deficiency of vitamin B,

20. Match List-I with List-II and select the correct answer from the code given below the Lists :

Vitamin	Disease
A. Vitamin C	1. Night blindness
B. Folic acid	2. Beri-beri
C. Vitamin A	3.Anaemia
D. Vitamin B₁	4. Scurvy

Code	A	B	C	D
(a)	4	3	1	2
(b)	2	3	1	4
(c)	4	3	2	1
(d)	1	2	4	3