Virus
Hay fever is a sign of _______
allergy
Heart attack occurs due to __________
lack of blood supply to the heart itself
The chief nitrogenous waste in humans _________
urea
The largest living bird is _______
ostrich
The function of Trypsin is to _______
break down proteins
What is " ALZHEIMER'S " disease ?
It is a disorder of the brain
The primary source of carbohydrates are ________
coal-far
Which animal may suffer from foot and mouth disease?
Cattle
Carrot is orange in colour because _______
it contains carotene
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