Biochemistry MCQs and Notes

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Biochemistry

Q 1. Amount of carbon in protein is approximately:

(A) 45-89%

(B) 50-55%

(D) 40-50%

Q 2. Fructose' and 'Galactose' combines to form:

(A) Xylose

(B) Lactulose

(D) Laprose

Q 3. How many numbers are there in three nucleotide codon system?

(A) 67

(B) 64

(D) 62

Q 4. Atoms in 'pyrimidine' ring, ranges from

(A) 1 to 6

(B) 1 to 10

(D) 1 to 7

Q 5. Vitamin 'B-6' is considered to be as an:

(A) Energy absorbing vitamin

(B) Energy releasing vitamin

(D) Energy booster

Q 6. Number of vitamins that are essential for humans is

(A) 12

(B) 16

(D) 18

Q 7. Vitamin 'C' is a hexose derivative, closely resembles to:

(A) Oligosaccharides

(B) Monosaccharides

(D) Polysaccharides

Q 8. Break down products of starch are

(A) Dextrans

(B) Dextrins

(D) Glucose

Q 9. Citrus fruits, gooseberry, guava and tomatoes are enriched in:

(A) Vitamin C

(B) Proteins

(D) Calcium

Q 10. Fatty fish, fish liver oil and egg yolk are dietary sources for

(A) Vitamin A

(B) Vitamin D

(D) Vitamin D