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Biology

Biology
Pellagra is caused due to the deficiency of

Niacin
Riboflavin
Thiamine
Pyridoxine

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Biology
Which one of the following is the largest phylum in the animal kingdom ?

Arthopoda
Annelida
Protozoa
Chordata

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Biology
Biology is the scientific study of

Animals
Living organisms
Bacteria
Plants

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Biology
What is the unit of heredity?

Blood
All of these
Cell
Gene

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Biology
Arteries supplying blood to the heart are called

Hepatic arteries
Coronary arteries
Pulmonary arteries
Carotid arteries

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Biology
A person with 'AB' blood group is sometimes called a universal recipient because of the

Lack of antigen in his b lood
Presence of antibodies in his blood
Lack of both antigen and antibodies in his blood
Lack of antibodies in his blood

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