Vitamin A and Fat-Soluble Vitamins Quiz

Which of the following is a fat-soluble vitamin?

• Vitamin C

• Vitamin B1

• Vitamin A

• Vitamin B12

What is the main difference between fat-soluble and water-soluble vitamins regarding storage in the body?

• Both are stored for several months

• Fat-soluble vitamins are stored, water-soluble are not

• Water-soluble vitamins are stored, fat-soluble are not

• Neither type is stored in the body

Which vitamin is NOT classified as a fat-soluble vitamin?

• Vitamin D

• Vitamin E

• Vitamin C

• Vitamin K

Which of the following is an effect of vitamin A deficiency?

• Scurvy

• Night blindness

• Rickets

• Beriberi

Which property is true for beta-carotene (pro-vitamin A)?

• Easily absorbed and stored in the liver

• Yellow or orange fat-soluble oil, insoluble in water

• Destroyed by oxygen

• Heat stable, but affected by prolonged high temperatures

Which of the following is NOT a source of beta-carotene?

• Carrots

• Tomatoes

• Eggs

• Apricots

Which vitamin is NOT stored in the body and is excreted if in excess?

• Vitamin A

• Vitamin D

• Vitamin E

• Vitamin C

Which of the following is a biological function of vitamin A?

• Regulates metabolism

• Required for rhodopsin production in the retina

• Aids in protein synthesis

• Helps in blood clotting

Which form of vitamin D is created when UV light shines on the skin, converting 7-dehydrocholesterol in the epidermis to cholecalciferol?

• Cholecalciferol D3

• Ergocalciferol D2

• Vitamin C

• Vitamin B12

Which food is a good source of vitamin D?

• Oily fish

• Apples

• Rice

• Carrots