更多"The least serious damage caused by "的相关试题:
[单项选择]The most serious damage caused by the viruses is that ______.
[单项选择]Acid rain
A. immediately kills trees and affects aquatic life in lakes and rivers.
B. deposits various metals iron, mercury, aluminum into the soil.
C. kills forests by weakening them and reduces fish populations.
D. releases sulfur dioxide, nitrogen oxide and into the atmosphere.
[单项选择]According to the passage, acid rain is
A. a source of pollution.
B. an effect of industrialization.
C. an advantage of industrial society.
D. a deposition of fossil fuels.
[单项选择]Which of the following is TRUE about acid rain
A. It is acknowledged by scientists to be the most serious pollution problem that human beings now face.
B. Many endangered species are on the verge of extinction because of acid rain.
C. Acid rain is composed of sulfur dioxide and nitrogen oxides mixed with water vapor found in the upper atmosphere.
D. Acid rain is mostly found in the United States and Canada.
[单项选择]The damaging effects of acid rain are felt less in the West because _________.
A. Western parts produce much less than a quarter of sulfur oxide emissions
B. Western soils can neutralize the acid
C. Westernly wind spread participants out of the western regions
D. chemical industry is less developed in the western states
[单项选择]Why is acid rain little understood______
A. Because it is a new phenomenon
B. Because it is not frequent enough
C. Because its formation is complex
D. Because it is difficult to study it
[单项选择]In this densely populated city, acid rain is ______; it is a sign both of industrialization and pollution.
A. prevalent
B. productive
C. popular
D. possible
[单项选择]According to the passages acid rain _________.
A. adds minerals to the grain
B. travels with the prevailing westernly wind
C. leads to birth defects in fish
D. and its formation have been fully understood
[单项选择]Serious as the damage ______ the boat was, he succeeded in sailing round Cape of Good Hope.
A. in
B. on
C. to
D. of
[单项选择]Serious as the damage ______ the ship was, the captain with his crew succeeded in sailing round Cape Horn.
A. to
B. in
C. of
D. along
[单项选择]Although the heavy rain stopped, it was at least an hour later that the flood began to ______
A. retire
B. recede
C. recline
D. retreat
[单项选择]—There has been no rain for months. Will it rain soon —______. The crops are in great need of water.
[单项选择]What caused photosynthesis to stop
A. Thousands of species died of starvation.
B. Earthquake and tidal waves.
C. Massive volcanic eruptions and forest fires.
D. Tons of dust and pulverized rock blasted into the atmosphere and blocked out sunlight.
[单项选择]What makes rain fall
[单项选择]What caused the disaster at Lake Nyos
A. Terrorism.
B. Volcanic eruption.
C. Release of CO2 at a nearby lake.
D. A limnic eruption at Lake Nyos.
[单项选择]The process of urbanization has caused many problems, the major one is ______.
A. economy
B. the growth of poverty in cities
C. education
D. health care
[单项选择]The heaviest pain and suffering caused by accidents and illness are______.
A. colds and influenza
B. loss of time
C. financial losses
D. invalidism
[单项选择]What caused the scientists of Sydney University to conduct the investigation
A. A chance encounter with music-playing cars.
B. A proposal by the European Congress of Psychology.
C. An experience of traveling in music-playing vehicles.
D. The growing number of traffic accidents.
