What Do You Know About Environmental Science Quiz
In your high school studies, you may have touched on elements of the environment in your geography classes, but the science behind those particular studies are far more intensive. In this “What Do You Know About Environmental Science Quiz” we’ll see just how much you know.
- 1.Most soil erosion is caused by
- A.
Wind and moving water
- B.
Photosynthesis
- C.
Earthquakes
- D.
Volcanoes
- E.
Excess heat
- 2.Salt buildup may
- A.
Increase crop growth
- B.
Increase yields
- C.
Eventually kill weeds
- D.
Eventually make the land unproductive
- E.
None of these answers
- 3.Which of the following best describes how the process of irrigation can lead to salinization of soils?
- A.
Water associated with irrigation flows uphill. The salts that were in the soil uphill end up being brought to the lower elevations.
- B.
Water associated with irrigation contains small amounts of dissolved salts. Evaporation leaves behind increasing concentrations of these salts.
- C.
Irrigation water is treated with dissolve salts to promote plant growth. Over time the plants become saturated with salts and do not need this macronutrient.
- D.
Irrigation is primarily accomplished through the use of abundant sea watre, which contains high concentrations of salts
- 4.How many units of energy are required to produce one unit of grain-fed beef?
- A.
1
- B.
10
- C.
15
- D.
25
- E.
35
- 5.Which of the following can lead to desertification?
- A.
Conservation tillage
- B.
Severe and prolonged drought
- C.
Crop rotation
- D.
Polyculture farming
- E.
None of these answers
- 6.Strains of genetically motified food crops can hybridize with wild crop varieties when
- A.
The process is carefully controlled in an agricultural lab
- B.
Pollen blows from the genetically modified crop and spreads among wild varities
- C.
Pollen is transferred by the farmer from one crop to the other
- D.
It is not possible for a genetically modified plant to hybridize with a wild species
- E.
More than one of these answers is correct
Questions: 15 | Attempts: 15125 | Last updated: Mar 22, 2022
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Sample QuestionAbsorbs almost all the ultra-violet radiation that reaches the earth.
Questions: 11 | Attempts: 8432 | Last updated: Mar 22, 2022
-
Sample QuestionWhich of the following is least likely to be an effect of global warming?
Questions: 25 | Attempts: 4363 | Last updated: Mar 22, 2022
-
Sample QuestionWhich of the following is an environmental problem associated with abandoned coal mines?
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