31. Vitamin in the form of hormone: Vitamin D

32. Which is most important for the growth of children upto the age of 14: Protein

33. The thermoregulatory body of human body: Hypothalamus

34. The total number of ear bones including both ears: 6

35. Normal human body temperature is ........ degree Fahrenheit:
98.4

36. A man will breath ..... times a day: 22000

37. Normal blood pressure of human body is: 120/80 mm of Hg

38. Which is known as ‘messengers of body’: Hormone

39. Cylindrical lens used to rectify: Astigmatism

40. What percent of the atmosphere should be oxygen to maintain life on earth: 6.9