B Vitamins Primary Functions

Question 1

What is the primary function of Vitamin B1 (Thiamine)?

Answer 1

It plays a crucial role in energy metabolism and the conversion of carbohydrates into energy.

Question 2

True or False: Vitamin B2 (Riboflavin) is important for the metabolism of fats, drugs, and steroids.

Answer 2

True

Question 3

Fill in the blank: Vitamin B3 is also known as __________.

Answer 3

Niacin

Question 4

What is the primary role of Vitamin B5 (Pantothenic Acid)?

Answer 4

It is essential for the synthesis of coenzyme A, which is important in fatty acid metabolism.

Question 5

Which B vitamin is crucial for DNA synthesis and repair?

Answer 5

Vitamin B9 (Folate)

Question 6

Multiple Choice: Which B vitamin is known for its role in neurotransmitter synthesis? A) B1 B) B6 C) B12 D) B2

Answer 6

B) B6

Question 7

True or False: Vitamin B12 (Cobalamin) is necessary for red blood cell formation.

Answer 7

True

Question 8

What is the main function of Vitamin B7 (Biotin)?

Answer 8

It is involved in the metabolism of carbohydrates, fats, and proteins.

Question 9

Fill in the blank: The deficiency of Vitamin B1 can lead to __________ disease.

Answer 9

Beriberi

Question 10

Which B vitamin is particularly important for pregnant women to prevent neural tube defects?

Answer 10

Vitamin B9 (Folate)

Question 11

Multiple Choice: Which B vitamin helps in the conversion of tryptophan to serotonin? A) B3 B) B6 C) B12 D) B2

Answer 11

B) B6

Question 12

True or False: Vitamin B2 (Riboflavin) is water-soluble.

Answer 12

True

Question 13

What is the role of Vitamin B12 in the body?

Answer 13

It is essential for nerve function and the production of DNA and red blood cells.

Question 14

Fill in the blank: Vitamin B6 is also known as __________.

Answer 14

Pyridoxine

Question 15

Which B vitamin is essential for energy production and is often found in whole grains?

Answer 15

Vitamin B1 (Thiamine)

Question 16

Multiple Choice: Which B vitamin is involved in the metabolism of amino acids? A) B5 B) B9 C) B6 D) B12

Answer 16

C) B6

Question 17

True or False: Biotin is synthesized by gut bacteria.

Answer 17

True

Question 18

What is a common symptom of Vitamin B12 deficiency?

Answer 18

Anemia and neurological issues.

Question 19

Fill in the blank: Niacin can be synthesized in the body from the amino acid __________.

Answer 19

Tryptophan

Question 20

Which B vitamin is involved in the synthesis of neurotransmitters such as dopamine and serotonin?

Answer 20

Vitamin B6 (Pyridoxine)

Question 21

Multiple Choice: Which vitamin is known for its antioxidant properties? A) B1 B) B2 C) B3 D) B6

Answer 21

B) B2

Question 22

True or False: Pantothenic acid is involved in the synthesis of cholesterol.

Answer 22

True

Question 23

What are the food sources rich in Vitamin B9?

Answer 23

Leafy greens, legumes, seeds, and liver.

Question 24

Fill in the blank: The main function of __________ is to help convert food into energy.

Answer 24

B vitamins

Question 25

Which B vitamin is critical for the metabolism of homocysteine?

Answer 25

Vitamin B6 (Pyridoxine)

Question 26

Multiple Choice: Excessive intake of which B vitamin can lead to flushing of the skin? A) B1 B) B3 C) B6 D) B12

Answer 26

B) B3