Food Chemistry & Biochemistry MCQs (Quiz 8)

1. Night blindness is commonly associated with deficiency of _______

 Vitamin B₁

 Vitamin C

 Vitamin K

 Vitamin A

2. Cell membranes are selectively permeable because of their _______

 Cellulose layer

 Mineral deposits

 Lipid bilayer structure

 Starch coating

3. Free radicals primarily cause cellular damage by inducing _______

 Protein synthesis

 Glycogen formation

 Mineral absorption

 Oxidative stress

4. Folate (Vitamin B₉) is essential for _______

 Blood clotting

 Calcium absorption

 Vision in dim light

 DNA synthesis and cell division

5. Vitamin C is chemically known as _______

 Retinol

 Tocopherol

 Ascorbic acid

 Calciferol

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

 Keratin

 Collagen

 Myosin

 Albumin

7. Vitamin K plays a major physiological role in _______

 Blood clotting

 Collagen synthesis

 Energy production

 Calcium storage

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

 Digestive enzyme

 Structural protein

 Antioxidant

 Hormone

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

 Liver and spleen

 Blood plasma

 Muscles and nerves

 Bones and teeth

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

 Vitamins

 Both carbohydrates and protein

 Carbohydrates

 Protein

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Question 1 of 10

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