Originally Posted by suhaibqaisar

27. What is the percentage of blood in the body of a normal human being? 7
28. Jaundice is a disease in which body of a patient becomes: Yellowish
29. The sugar present in milk is: Lactose
30. Who invented telescope? Hans Lippershey
31. Ornithology is the scientific study of: Birds
32. Who postulated the Theory of Natural Selection in Evolution? Darwin