Sardar Krushinagar Dantiwada Agricultural Uiversity 2010 Other Bachelor- university paper
Multiple option ques.
(For Competitive Exam)
Renewable Eneregy & Enviornmental Engineering
1. What is the harm from the depletion of Earth's ozone layer
a. The avg. temperature of earth's surface will increase gradually
b. The oxygen content of the atmosphere will reduce
c. Increased amount of Ultra violet radiation will reach earth's surface
d. Sea levels will rise as the polar ice caps will gradually melt
2. Acid rain is formed due to contribution from the subsequent pair of gases
a. Methane and ozone
b. Oxygen and nitrous oxide
c. methane and sulphur dioxide
d. Carbon dioxide and sulphur dioxide
3. Which of the subsequent is a prime health risks associated with greater UV radiation through the atmosphere due to depletion of stratospheric ozone?
a. Damage to digestive system
b. Increased liver cancer
c. Neurological disorder
d. Increased skin cancer
4. The most serious environmental effect posed by hazardous wastes
a. air pollution.
b. contamination of groundwater.
c. increased use of land for landfills.
d. destruction of habitat.
5. The concentration of which gas is highest in our environment?
a. Oxygen
b. Hydrogen
c. Nitrogen
d. Carbon dioxide
6. Which of the subsequent is not as a consequence of global warming?
a. rising sea level
b. increased agricultural productivity worldwide
c. worsening health effects
d. increased storm frequency and intensity
7. Which of the subsequent is not a primary contributor to the greenhouse effect?
a. carbon dioxide
b. carbon monoxide
c. chlorofluorocarbons
d. methane gas
8. The increase in the concentration of CO2 in our environment in last fifty years; since 1960 is about
a. 20%
b. 10%
c. 14%
d. 6%
9. The depletion in the Ozone layer is caused by
a. nitrous oxide.
b. carbon dioxide.
c. chlorofluorocarbons.
d. methane.
10. A major in-stream use of water is for
a. producing hydroelectric power.
b. dissolving industrial wastes.
c. agricultural irrigation.
d. domestic use.
11. Which of the subsequent 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.
12. 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.
13. 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 reduces
c. the oxygen demand remains unchanged
d. None of the above
14. Which of the subsequent is not a major source of groundwater contamination?
a. landfills
b. septic tanks
c. underground storage tanks
d. all of the above
15. Which of the subsequent is not considered as part of water use planning?
a. waste water treatment
b. water diversion projects
c. storm sewer drainage
d. all of the above
16. The stage in which the biological processes is 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
17. Groundwater mining in coastal areas can outcome 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.
18. Which of the subsequent is not an important characteristic of the Green Revolution?
a. mechanized agriculture
b. hybrid seeds
c. slash and burn
d. monoculture
19. The 3 primary soil macronutrients are
a. carbon, oxygen, and water.
b. copper, cadmium, and carbon.
c. potassium, phosphorus, and nitrogen.
d. boron, zinc, and manganese.
20. Which of the subsequent are negative effects on the soil and water due to conventional, mechanized farming practices?
a. soil compaction
b. reduction in soil organic matter
c. leaching of pesticides and fertilizers into the groundwater
d. All of the above
Multiple Choice Questions
(For Competitive Exam)
Renewable Eneregy & Enviornmental Engineering
1. What is the harm from the depletion of Earth's ozone layer
a. The average temperature of earth's surface will increase gradually
b. The oxygen content of the atmosphere will decrease
c. Increased amount of Ultra violet radiation will reach earth's surface
d. Sea levels will rise as the polar ice caps will gradually melt
2. Acid rain is formed due to contribution from the following pair of gases
a. Methane and ozone
b. Oxygen and nitrous oxide
c. methane and sulphur dioxide
d. Carbon dioxide and sulphur dioxide
3. Which of the following is a prime health risks associated with greater UV radiation through the atmosphere due to depletion of stratospheric ozone?
a. Damage to digestive system
b. Increased liver cancer
c. Neurological disorder
d. Increased skin cancer
4. The most serious environmental effect posed by hazardous wastes
a. air pollution.
b. contamination of groundwater.
c. increased use of land for landfills.
d. destruction of habitat.
5. The concentration of which gas is highest in our environment?
a. Oxygen
b. Hydrogen
c. Nitrogen
d. Carbon dioxide
6. Which of the following is not as a consequence of global warming?
a. rising sea level
b. increased agricultural productivity worldwide
c. worsening health effects
d. increased storm frequency and intensity
7. Which of the following is not a primary contributor to the greenhouse effect?
a. carbon dioxide
b. carbon monoxide
c. chlorofluorocarbons
d. methane gas
8. The increase in the concentration of CO2 in our environment in last fifty years; since 1960 is about
a. 20%
b. 10%
c. 14%
d. 6%
9. The depletion in the Ozone layer is caused by
a. nitrous oxide.
b. carbon dioxide.
c. chlorofluorocarbons.
d. methane.
10. A major in-stream use of water is for
a. producing hydroelectric power.
b. dissolving industrial wastes.
c. agricultural irrigation.
d. domestic use.
11. 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.
12. 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.
13. 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 above
14. Which of the following is not a major source of groundwater contamination?
a. landfills
b. septic tanks
c. underground storage tanks
d. all of the above
15. Which of the following is not considered as part of water use planning?
a. waste water treatment
b. water diversion projects
c. storm sewer drainage
d. all of the above
16. The stage in which the biological processes is 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
17. 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.
18. 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
19. 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.
20. 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. leaching of pesticides and fertilizers into the groundwater
d. All of the above
| Earning: Approval pending. |
