131. fat-soluble vitamin is ?
a. Vitamin B
b. Vitamin C
c. Vitamin B12
d. Vitamin K
132. Which diseases is caused by the deficiency of Niacin or vitamin B3?
a. Scurvy
b. Rickets
c. Pernicious anaemia
d. Pellagra
Feedback: Pellagra is a disease that occurs when a person does not get enough niacin (one of the B complex vitamins) or tryptophan (an amino acid)
133. Which vitamin functions as both, visual pigment and hormone?
a. Riboflavin
b. Retinal or Vitamin A
b. Thiamine
c. Folic acid
Feedback: Vitamin A is also known as retinol, it is isoprenoid alcohol and essential for vision, growth, reproduction, and maintenance of epithelial tissues.
134. short-term or acute vitamin A poisoning is due to
a. Eating the liver of Mule deer
b. Eating the liver of Polar bear
b. Eating the liver of Ostrich
c. Eating the liver of Buffalo
135. Most essential nutrient for a woman during her initial stages of pregnancy to prevent birth defects?
a. Vitamin C
b. Thiamin
c. Vitamin E
d. Folic acid
136. Which vitamin helps in blood clotting?
a. Vitamin C
b. Vitamin A
c. Vitamin k
d. Vitamin D
Feedback: Vitamin K helps to make various proteins that are needed for blood clotting and the building of bones. Prothrombin is a vitamin K-dependent protein directly involved with blood clotting.
137. Which of the following vitamin deficiency causes Beriberi?
a. Vitamin B1
b. Vitamin B12
c. Vitamin B2
d. Vitamin B6
Feedback: Beriberi is a deficiency of thiamin, more commonly known as vitamin B1. Your body needs thiamin to break down and digest the foods you eat, to keep your metabolism going, and help your muscles and nervous system do their jobs effectively. Beriberi can affect the cardiovascular system or central nervous system.
138. Which of the following nutrient deficiency causes megaloblastic anaemia?
a. Niacin
b. Cobalamin
c. Pyridoxine
d. Folic acid or Vitamin B12
Feedback: Usually, megaloblastic anemia is due to acquired deficiency in vitamin B12 or folic acid. The deficiency can be related to inadequate dietary intake of these B vitamins or poor intestinal absorption
139. Which of the following is a component of the coenzyme A
a. Retinol
b. Pyridoxine
c. Retinoic acid
d. Pantothenic acid
Feedback: Coenzyme A is a coenzyme containing pantothenic acid, adenosine 3-phosphate 5-pyrophosphate, and cysteamine; involved in the transfer of acyl groups, notably in transacetylations.
140.Which of the following food source are the best sources of vitamin A?
a. Sweet potato
b. Dairy products
c. Poultry
d. Legumes