UGC NET Paper - 1 People and Environment (Environment Quiz - 2)

1. What is major source harmful radiation in the house?
[A]Tube light
[B]Oven
[C]Color TV
[D]Heater


2. Ceramic crockery of substandard quality can become a major source of pollutant if food taken in it. The pollutant is?
[A]Cd
[B]Pb
[C]Cr
[D]Hg


3. Which of the following is not produced as an exhaust of vehicle
[A]SO2
[B]CO2
[C]CO
[D]Flyash


4. In air pollution, industries are
[A]Line source
[B]Point source
[C]Area source
[D]Diffuse source


5. Carbon monoxide is harmful for man-
[A]It is carcinogenic
[B]It damages kidney
[C]It competes with oxygen in the blood
[D]It changes ph of the body


6. Which of the following pollutant forms a toxic and stable substance in the blood by combining with haemoglobin?
[A]CO2
[B]CO
[C]CH4
[D]O2


7. CO2 content in the air is about-
[A]0.34%
[B]3.4%
[C]0.034%
[D]4%


8. One of the important effects of SO2 and its transformation product on plants is that-
[A]Plasmolysis
[B]Destruction of chlorophyll
[C]Destruction of Golgi body
[D]Destruction of cell wall


9. Taj Mahal is threatened due to effect of
[A]Chlorine
[B]Sulphur Dioxide
[C]Oxygen
[D]Hydrogen


10. Lichens are best ecological indicator of
[A]Air pollution
[B]Water pollution
[C]Noise pollution
[D]All of these


11. Lichens have disappeared from the cities because they are highly susceptible to
[A]CO2
[B]NO2
[C]SO2
[D]CO


12. Most inhabitants of Calcutta suffer from bronchitis/asthma. It is due to high level of SO2 pollutant in
[A]Air
[B]Water
[C]Soil
[D]Adulterated food


13. Death while sleeping in a closed room while burning coal furnace is due to CO2
[A]CO2
[B]CO
[C]CCLY
[D]SO2


14. Pollution indicators plants are
[A]Sensitive to Pollution
[B]Purifier of air
[C]Resistant to pollution
[D]Can indicate onset of disaster


15. Air pollution is not caused by
[A]Pollen grains
[B]Automobiles
[C]Industries
[D]Hydroelectric power