Class 10 Chemistry MCQs - Chapter 2

Biochemistry Multiple Choice Questions (MCQ) PDF Download - 10

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Biochemistry MCQs with Answers PDF Download: Quiz 10

MCQ 46:

In the structure of DNA, how many strands are twisted around each other?

one
two
three
four

MCQ 47:

The vitamin which helps in chemical transmission of images from the eye to the brain is

vitamin A
vitamin B
vitamin C
vitamin D

MCQ 48:

Specific organic compounds which are required by our bodies to prevent specific diseases but cannot be produced by our bodies are called

hydrocarbons
carbohydrates
proteins
vitamins

MCQ 49:

Source of butyric acid is

butter
palm oil
beef fat
olive oil

MCQ 50:

Which of the following is used in the form of wood for heat, housing, and furniture?

cellulose
starch
monosaccharides
oligosaccharides

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