Q. Photo chemical smog is a resultant of the reaction among -
1) High concentration of NO2, O3 and CO in the evening
2) NO2,03 and peroxy acetyl nitrate in the presence of Sun-light
3) CO, CO2 and NO2 at low temperature
4) CO, O2 and peroxy acetyl nitrate in the presence of Sunlight
Q. The father of computer is -
1) Charles Babbage
2) Oliver twist
3) Love lice
4) Charles Dickens
Q. Which of the following costs is related to marginal cost ?
1) Fixed Cost
2) Implicit Cost
3) Prime Cost
4) Variable Cost
Q. Laberalism stands for -
1) A movement & an attitude
2) Self-emancipation
3) Freedom in social, political and economic aspects
4) Religious orthodoxy
Q. Mahatma Gandhi began his political activities in India first from -
1) Kheda
2) Champaran
3) Dandi
4) Sabarmati
Q. When a helium atom loses an electron it becomes -
1) A proton
2) A positive helium ion
3) A negative helium ion
4) An alpha particle
Q. The Environment (Protection) Bill was passed by the Parliament of India in -
1) 1986
2) 1981
3) 1984
4) 1972
Q. The Battle of Plassey was fought in year -
1) 1775
2) 1757
3) 1576
4) 1761
Q. Xenobiotics which are inherently resistant to microbial attack are called as -
1) Biodegradable
2) Persistent
3) Recalcitrant
4) All of the given options
Q. PSW stands for -
1) Program status word
2) Process status word
3) Primitive status word
4) Processor status word
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