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Biology

Biology
Which of the following vitamin helps in clotting of blood?

Vitamin B1
Vitamin B2
Vitamin K
Vitamin D

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Biology
Salts and sugars work to preserve foods by creating a

Depletion of nutrients
Lower osmotic pressure
Hypertonic environment
Lower pH

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Biology
The deposition of cholesterol on the walls of blood vessels causes the arteries to lose their elasticity and get stiffened is called

Arteriosclerosis
Hypertension
Hypotension
Systolic Pressure

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Biology
Most absorption of nutrients occurs in the

Liver
Stomach
Small intestine
Large intestine

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Biology
Acetylcholine is

Vitamin
Toxin
Enzyme
Chemical transmitter

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Biology
What is the distance of distinct vision (DDV) of a normal human eye

25 cm
40 cm
30 cm
15 cm

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