Man made sources of radiation pollution are ____________.
A. mining
B. explosion of nuclear weapons
C. nuclear fuels and preparation of radioactive isotopes
D. all of these
Category: General Knowledge Mcqs
General Knowledge Mcqs are from diffrent sections like sports, geography, improtant days, book authers , atmosphere, events. GK Mcqs. General knowledge mcq for competitive exam , interview and entrance test , Government exams , State and UPSC Civil Services Examinations , PSC, SSC , cgl, ibps,ias,ras , Bank exams and other various exams
_____________ was developed after World War II.
A. Wind energy
B. Solar energy
C. Nuclear power
D. Thermal power
What is “Black Lung”?
A. Occupational Hazard to the miners
B. Occupational Hazard to navigators
C. Occupational Hazard to pesticide applicators
D. None of these
Scientists are able to determine the air temperature in the thermosphere by ____________.
A. Using radiosondes
B. Using temperature probes in orbiting satellites
C. Observing changes in satellite orbits
D. Direct measurements in manned, high-altitude balloons
Which of the following group of gases cause photochemical smog?
A. Ozone, PAN and CO
B. HC, NO and PAN
C. O2, PAN, and NO2
D. O3, PAN and NO2
Thermal belts are usually found ____________.
A. On valley floors
B. On hillsides
C. On mountain tops
D. None of these
The supersonic jets cause pollution by the thinning of ____________.
A. CO2 layer
B. SO2 layer
C. O3 layer
D. O2 layer
In an oil trap formed by an anticline, __________ accumulates on top, __________ in the middle, and __________ at the bottom.
A. natural gas, oil, groundwater
B. ground water, oil, natural gas
C. oil, groundwater, natural gas
D. oil, natural gas, ground water
At any given time, ____________ of the earth is illuminated by the sun.
A. One-fourth
B. One-third
C. One-half
D. Two-thirds
The drug morphine is extracted from ____________ plant.
A. Cocoa
B. Belladonna
C. Opium Poppy
D. Tannin
