General MCQ
1. Without the carbon-oxygen cycle, _____.
Answer
Correct Answer:
Most life would not exist
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2. Wind tends to move from _____ to _____ pressure areas.
Answer
Correct Answer:
High, low
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3. There are ____ molecules of air at high elevations, so air pressure is less.
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4. The thermosphere has _____ air pressure than the mesosphere. more less equal
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5. The shape of star dunes is mostly due to _____.
Answer
Correct Answer:
Variable wind directions
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6. The reason winds exist is ________.
Answer
Correct Answer:
The unequal heating of the Earth system
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7. The rate of pressure decrease ________.
Answer
Correct Answer:
1 millibars /altitude of 10 metres
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8. The kyoto protocol is to carbon dioxide as the montreal protocol is to ________.
Answer
Correct Answer:
Chlorofluorocarbons
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9. The final step in drinking water treatment is _____.
Answer
Correct Answer:
Disinfection
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10. The coriolis effect contributes to ________.
Answer
Correct Answer:
Global wind patterns
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11. The conservation ethic suggests that __________.
Answer
Correct Answer:
Resources should be used from natural areas in a responsible way such that they are not depleted
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12. The concept of the trophic pyramid reflects ________________.
Answer
Correct Answer:
The fact that each transfer of energy as you move up the food web results in a loss of about 90%
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13. The air pressure on a rainy day is usually ________ air pressure on a sunny day.
Answer
Correct Answer:
Lower than
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14. The _____ store(s) more carbon than the atmosphere.
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15. The ____ horizon has smaller rock and mineral particles than the other layers.
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16. Terracing, contour farming, intercropping, and crop rotation all ________.
Answer
Correct Answer:
Are techniques for conserving soil resources and fertility
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17. Soil nutrients are important to photosynthesis because they _____.
Answer
Correct Answer:
Help with chlorophyll formation
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18. Secondary sewage treatment is designed primarily to ________.
Answer
Correct Answer:
Remove the dissolved organic matter
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19. River water held behind a dam is best described as a form of ________.
Answer
Correct Answer:
Potential energy
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20. Pollution caused by automobiles is an example of _____.
Answer
Correct Answer:
Air pollution
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21. Plants consume water during photosynthesis. they also release it to the atmosphere during ________.
Answer
Correct Answer:
Transpiration
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22. Plants are able to release water back into the atmosphere by a process called _____.
Answer
Correct Answer:
Transpiration
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23. Planting ________ between regular crops will help replace depleted nitrogen.
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24. Organisms contribute to soils formation by ________.
Answer
Correct Answer:
All of the above
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25. Organic farming ________.
Answer
Correct Answer:
Has increased in the United States, Canada, and Europe in recent years
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26. Of all the freshwater on the earth, approximately ________________ is trapped as ice.
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27. Nitrogen oxides and sulfur oxides make _____. acid rain ozone cfcs hydrocarbons
Answer
Correct Answer:
Acid rain
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28. Most deforestation in the world is a result of __________.
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29. Lightning results from ________.
Answer
Correct Answer:
An imbalance between electrical charges
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30. Landforms formed by molten materials are ____ mountains.
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31. Land use planning is best described as _______
Answer
Correct Answer:
A branch of public policy for ordering and regulating the development of land
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32. Land degradation in arid, semi-arid, and dry sub-humid areas is known as __________.
Answer
Correct Answer:
Desertification
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33. Lakes and rivers constitute _______.
Answer
Correct Answer:
A tiny fraction of Earth's freshwater
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34. In temperate latitudes, surface winds tend to blow __________.
Answer
Correct Answer:
Away from the equator
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35. Coriolis effect is not closely related to ________.
Answer
Correct Answer:
Wind speed
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36. Coal _____.
Answer
Correct Answer:
All of the above
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37. Clay has ____ porosity and ____ permeability.
Answer
Correct Answer:
Low - high
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38. All types of pollution are harmful, but ________ is among the least damaging forms.
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39. Air _____ at the surface and ______ above a low pressure system
Answer
Correct Answer:
Converges; diverges
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40. A __________ pollutant interacts with a part of the atmosphere and becomes a __________ pollutant.
Answer
Correct Answer:
Primary; secondary
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Environmental Engineering MCQs | Topic-wise
