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Can someone help with my Environmental Science test please thanks?

By admin On April 27, 2010 Under Treatment Wetland

Question 4
Weather is the state of the atmosphere at a moment in time and at any location, whereas climate is the

distance from the equator measured in degrees north or south of the equator.
local geography of an area, solar activity, and volcanic activity.
given temperature of an area on any particular day.
overall pattern of weather at a location recorded over a period of years.

Question 5
All of the following are environmental impacts of using pesticides EXCEPT that they

threaten human health.
increase the variety of the crops.
pollute ecosystems.
prompt the evolution of pest resistance.

Question 6
The pollution in groundwater can be difficult to remove because

groundwater recharges slowly.
pollutants cling to the materials that make up an aquifer.
water is dispersed through large areas of rock and sand.
all of the above

Question 7
The ____________ in the stratosphere works like a sunscreen to shield the Earth’s surface from most of the sun’s ultraviolet light.

chlorine
chlorofluorocarbons
ozone
particulate matter

Question 8
The major sources of ocean pollution are

fish waste, decaying plants, and other ocean organisms.
oil, toxic waste, and medical waste.
sewage, animal feces, and marine life.
sodium, fluoride, and lime.

Question 9
Chlorofluorocarbons (CFCs) damage the ozone layer when their

chemicals are broken apart.
molecules contain too many chlorine atoms.
molecules break apart in the stratosphere and absorb UV radiation.
atoms make their way into the stratosphere.

Question 10
Which of the following are human uses for land?

for houses, businesses, industry, roads
to grow plants for food and fiber
to graze livestock and wildlife
all of the above

Question 11
A major effect that water pollution has on ecosystems is

an increase in the size of the organisms within ecosystems.
to allow more diversity within ecosystems.
biomagnification.
all of the above

Question 12
Using water to manufacture goods, dispose of wastes, and generate power is called

agricultural use.
residential use.
industrial use.
individual use.

Question 13
Major causes of malnutrition include

poor body tissue and genetics.
consumption of too many calories and lack of exercise.
eating excess amino acids and fats.
poor diet and lack of food.

Question 14
All of the following are examples of traditional agricultural techniques EXCEPT

plows pulled by livestock.
irrigation by water flowing through ditches.
weeds removed by hand.
use of synthetic chemicals.

Question 15
Which of the following is a long-term effect of air pollution to humans?

emphysema
lung cancer
heart disease
all of the above

Question 16
Modern agricultural techniques consist of which of the following?

plows pushed by the farmer or pulled by livestock
machinery powered by fossil fuels, overhead sprinklers
organic fertilizers such as manure
irrigation by use of ditches

Question 17
The predicted increase in global temperature is known as

the ozone hole.
greenhouse gases.
the greenhouse effect.
global warming.

Question 18
Which of the following is NOT an effect of acid precipitation?

loss of animal and plant populations and aquatic ecosystems
acidification of soil
health problems and poisoning of the human body
increased occurrences of storms, rain, hurricanes, natural disasters

Question 19
A warmer Earth could result in which of the following consequences?

adverse impacts on human health
global rise in sea level
disruption of global weather patterns
all of the above

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