Food Chemistry & Biochemistry MCQs (Quiz 8)

1. Vitamin C is chemically known as _______

 Ascorbic acid

 Calciferol

 Retinol

 Tocopherol

2. Cell membranes are selectively permeable because of their _______

 Mineral deposits

 Lipid bilayer structure

 Starch coating

 Cellulose layer

3. Vitamin E (tocopherol) primarily functions in the human body as _______

 Antioxidant

 Digestive enzyme

 Structural protein

 Hormone

4. Which of the following nutrients are classified as energy-yielding nutrients _______

 Carbohydrates

 Both carbohydrates and protein

 Protein

 Vitamins

5. Night blindness is commonly associated with deficiency of _______

 Vitamin K

 Vitamin C

 Vitamin B₁

 Vitamin A

6. Vitamin K plays a major physiological role in _______

 Collagen synthesis

 Blood clotting

 Calcium storage

 Energy production

7. Calcium is primarily stored in the human body in the _______

 Blood plasma

 Bones and teeth

 Liver and spleen

 Muscles and nerves

8. Folate (Vitamin B₉) is essential for _______

 Vision in dim light

 Blood clotting

 Calcium absorption

 DNA synthesis and cell division

9. The most abundant structural protein in connective tissues is _______

 Myosin

 Keratin

 Albumin

 Collagen

10. Free radicals primarily cause cellular damage by inducing _______

 Oxidative stress

 Protein synthesis

 Glycogen formation

 Mineral absorption

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Question 1 of 10

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