71 Kidneys are involved in the function known as

Excretory System

72 William Harvey’s pioneering works relate to

Blood Circulation

73 Seismometer is an instrument for measuring

The intensity and place of occurrence of earthquakes

74 Ecocide is the

Intentional destruction of life supporting environment

75 Which is the latest theory of the evolution of universe?

Steady State Theory

76 The outer surface of the sun is called

Photosphere

77 An average human breathes how many times a day?

22,000 times

78 The loose fitting clothes, as compared to the tight fitting clothes, are

More warm

79 When we blink our eyes, it is to

Give lubrication to the eyes

80 Aurora Borealis is

The phenomenon of many coloured lights in the sky in the Northern Hemisphere