Everyday Science Test 1
Total Questions: 25
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A ) Brucine
B ) Caffeine ✅
C ) Phenylalanine
D ) Theine
A ) First cloned sheep ✅
B ) First cloned monkey
C ) First test-tube baby
D ) First human fossil
A ) Lens
B ) Film ✅
C ) Aperture
D ) Shutter
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 ) 140-150
B ) 115-125
C ) 72-80 ✅
D ) 60
A ) Selective absorption of light ✅
B ) Selective reflection of light
C ) Sinterference of light
D ) Natural colour pattern of feathers
A ) At the bottom
B ) In the middle part
C ) At the top surface ✅
D ) Uniformly throughout the water body
A ) Of refrection
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 ) The mass of the astronaut is reduced to zero
B ) Gravity inside the spacecraft ceases to act
C ) The astronaut is outside the influence of the earth's gravitational force
D ) The astronaut and the spacecraft are both in a free-falling state ✅
A ) One tenth ✅
B ) One fifth
C ) One fourth
D ) One third
A ) Mesosphere
B ) Troposphere
C ) Stratosphere ✅
D ) Ionosphere
A ) 60%
B ) 65%
C ) 72%
D ) 80% ✅
A ) The strength of T.V. waves is very limited
B ) Picture cannot be transmitted clearly after a specific distance
C ) The shape of the earth is spherical ✅
D ) The air is not a good conductor of light and sound/waves
A ) Carbon dioxide ✅
B ) Carbon monoxide
C ) Carbon tetrachloride
D ) None of these
A ) Ultraviolet Waves
B ) Ultrasonic Waves ✅
C ) Electromagnetic Waves
D ) Special Retina
A ) A device which when attached to an aircraft makes it invisible on the radar
B ) A coating which reduces the visibility of an aircraft on a radar ✅
C ) A technology by which it is possible for the aircrafts to spy in the enemy air-space
D ) A technology by using which paratroopers can be dropped stealthily behind the enemy columns
A ) Provide insulation for preserving body heat
B ) Provide striking surface to the wings for flying ✅
C ) Make the body surface waterproof
D ) Impart colouration for species as well as sex recognition
A ) Concave
B ) Plane
C ) Convex ✅
D ) Biconcave
A ) The value of 'g' is less in water
B ) Density of air is less than that of water
C ) Of the viscous force in water ✅
D ) Of the surface tension of water
A ) -20°C
B ) -10°C ✅
C ) +10°C
D ) +20°C
A ) Red, green and blue ✅
B ) Orange,black and violent
C ) White,red and yellow
D ) Yellow, green and blue
A ) Remain unaffected
B ) Fall away from the train
C ) Fall towards the train ✅
D ) Fall away from or towards the train depending upon the speed
A ) Water is good conductor of heat
B ) Water has very high specific heat capacity
C ) Water boils at a comparatively high temperature ✅
D ) Evaporation of water produces lot of cooling
A ) Steam can penetrate the skin
B ) Steam is at a higher temperature
C ) Steam contains more energy than boiling water ✅
D ) Steam is at a higher pressure
A ) Electroplating
B ) Annealing
C ) Galvanisation ✅
D ) Vulcanisation