Q. Which of the following fuels would produce minimum environmental pollution ?
1) Hydrogen
2) Diesel
3) Kerosene
4) Coal
Q. An artificial satellite can be tracked very precisely from the earth by using -
1) Doppler effect
2) Radar
3) Sonar
4) Pulsar
Q. A mobile phone charger is -
1) An inverter
2) A step up transformer
3) A step down transformer
4) A UPS
Q. Which one of the following is not a natural hazard?
1) Earthquake
2) Tsunami
3) Flash flood
4) Nuclear accidents
Q. A communication satellite is launched from the surface of earth along the direction -
1) South to North
2) North to South
3) West to East
4) East to West
Q. Which one of the following elements does not occur in a free state in nature?
1) Carbon
2) Silver
3) Silicon
4) Sulphur
Q. Who is the father of scientific management?
1) Henry Fayol
2) Elton Mayo
3) Cheston Bernard
4) F. W. Taylor
Q. Government of India in collaboration with Norwegian Government has established a centre for Biodiversity Policy and Law at -
1) Dehradun
2) Chennai
3) Shillong
4) New Delhi
Q. Geo stationary, satellite revolves at -
1) Any height
2) At fixed height
3) Height above pole
4) Height which depends upon its mass
Q. Who developed the hot spot concept in 1988?
1) M. S. Swaminathan
2) P. K. Iyengar
3) Norman Myres
4) George Bush
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