- (A) A
- (B) AB
- (C) B
- (D) O
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- (A) 50
- (B) 70
- (C) 80
- (D) 100
- (A) Vitamin B
- (B) Vitamin C
- (C) Vitamin A
- (D) Vitamin D
- (A) Of refraction
- (B) It is cooler at sunrise and at sunset
- (C) Of diffraction leading to red end of the spectrum reaching the earth.
- (D) Of Scattering of light due to dust particles and air molecules.
- (A) At the bottom
- (B) ln the middle pan
- (C) At the top surface
- (D) Uniformly throughout the water body
- (A) Selective absorption of light
- (B) Selective re ection of light
- (C) Sinterference of light
- (D) Natural colour pattern of feathers
- (A) 140-150
- (B) 115-125
- (C) 72-80
- (D) 60
- (A) Eye is unable to adjust itself immediately
- (B) Retina becomes insensitive momentarily
- (C) Iris is unable to dilate the pupil immediately
- (D) Distance between the lens and retina take time to adjust
- (A) Lens
- (B) Film
- (C) Aperture
- (D) Shutter
- (A) First cloned sheep
- (B) First cloned monkey
- (C) First test-tube baby
- (D) First human fossil
