Power Plant Question and Answers – Environmental Degradation & Use of Renewable Energy – II

This set of Basic Power Plant Questions and Answers focuses on “Environmental Degradation & Use of Renewable Energy – II”.

1. Which of the following are the example of Municipal and industrial discharge pipes?
a) nonpoint sources of pollution
b) violations of the Clean Water Act
c) point sources of pollution
d) irrigation
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2. The presence of high coliform counts in water indicate _________
a) contamination by human wastes
b) phosphorus contamination
c) decreased biological oxygen demand
d) hydrocarbon contamination
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3. How the biological oxygen demand gets affected with the increased presence of organic matter in water?
a) the oxygen demand increases
b) the oxygen demand decreases
c) the oxygen demand remains unchanged
d) none of the mentioned
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4. Which of the following is a major source of groundwater contamination?
a) agricultural products
b) landfills
c) septic tanks
d) all of the mentioned
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5. Which of the following is considered as part of water use planning?
a) waste water treatment
b) water diversion projects
c) storm sewer drainage
d) all of the mentioned
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6. The stage in which the biological processes are used to purify water in a wastewater treatment plants is called?
a) secondary sewage treatment
b) primary sewage treatment
c) wastewater reduction
d) biochemical reduction
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7. Groundwater mining in coastal areas can result into _________
a) increase in the salinity of groundwater
b) decrease in the toxicity of groundwater
c) decrease in the salinity of groundwater
d) increase in the water table
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8. Which of the following is not an important characteristic of the Green Revolution?
a) mechanized agriculture
b) hybrid seeds
c) slash and burn
d) monoculture
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9. The three primary soil macronutrients are _________
a) carbon, oxygen and water
b) copper, cadmium and carbon
c) potassium, phosphorus and nitrogen
d) boron, zinc and manganese
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10. Which of the following are negative effects on the soil and water due to conventional, mechanized farming practices?
a) soil compaction
b) reduction in soil organic matter
c) soil erosion
d) all of the mentioned
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Sanfoundry Global Education & Learning Series – Power Plant Engineering.

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