Q. Identify The INCORRECT statement about water cycle from the option given below .
1) Evaporation of water
2) Water vapour comes in atmosphere through transpiration only
3) Melting of snow is a part of water cycle
4) sunlight is also responsible for evaporation of water
Q. Ultrasound waves are NOT used for the following purposes ?
1) To locate its prey by a bat
2) To know the depth of sea bed by a ship
3) To diagnose defeat in internals organs of human body
4) To defeat aero plane in any air space
Q. The Noble Prize for 2018 in the area of physics has been awarded for the work in the area of -
1) Laser physics
2) Black hole
3) Magnetic resonance
4) Gravitational wave
Q. The study of the all the factors that are responsible for the appearance of a particular disease is called -
Q. The wave nature of electrons was first experimentally established by -
1) Photoelectric effect
2) Double slit experiment
3) Davisson and Germer experiment
4) Compton effect
Q. In which year Capt. Rakesh Sharma travelled to space in a soviet space programmed?
Q. Which of the following does not contribute to the pollution in the water body?
1) Heavy metal
Q. How much percentage of freshwater is available on earth?
Q. Researchers from the UK and India have developed a handwashing robot, which has been named______
Q. Which is the second country in the world to land a Rover on Mars?
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