91 The tough non-elastic, fibrous coat around the eyeball is called
Scierotic
92 The discovery of electrons is credited to
Thomson
93 Which one of the following substances is a product of digestion of proteins?
Amino acids
94 A disease in which blood does not clot readily is called
Haemophilia
95 Colour of thin films result from
Interference of light
96 Unequal expansions of metals make possible the operation
Thermostats
97 A cloud may form when moist air rises because
The air is cooled to its dew point or below
98 What act as a catalyst in the rusting of iron?
Moisture (water)
99 Whale, the largest sea-animal breathes through
Lungs
100 The planet nearest to the sun is
Mercury
