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Biology

Biology
Pellagra is caused due to the deficiency of

Thiamine
Niacin
Riboflavin
Pyridoxine

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Biology
Deficiency of fluoride leads to Which one of the following health problems?

Stiffening of joints
Tooth caries
Mottling of tooth
Bending of bones

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Biology
Systolic and diastolic pressure in a healthy man is

85 mm and 55 mm
201 mm and 110 mm
120 mm and 80 mm
90 mm and 60 mm

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Biology
The subcellular organelle not bound by a single membrane is

Endoplasmic Reticulum
Golgi apparatus
Lysosomes
Mitochondria

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Biology
Yeast used in making bread is a

Fungus
Bacteria
Plant
Seed

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Biology
Which of the following systems in man is affected by the bite of cobra ?

Nervous
Digestive
Circulatory
Excretory

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MORE MCQ ON Biology

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