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Question
Acute exposure to chemical agents is more difficult to detect than chronic exposure.Answer
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Related questions
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________ can be quantified as the number of individuals of a given species that can be sustained by the biological productivity in a given area.
A) Carrying capacity
B) Biodiversity index
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According to Edward O. Wilson, the most serious and threatening environmental problem is the ________.
A) introduction of invasive species
B) loss of biodiversity
C) loss of arable land to expanding cities
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A) hypothesis testing
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C) peer review
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Ruben has a new puppy and wants to feed it the best possible food. He decides on an experiment where he will feed it the very best canned food plus a dietary supplement of vitamins recommended by a veterinarian. Which of the following best describes Ruben's project?
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B) Ruben needs to take measurements of the puppy's weight and height at least once a week for it to be a good experiment.
C) Ruben needs to control for the amount of exercise, water, and care that the puppy gets each week, so that they are equal from week to week.
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Differentiate between renewable and nonrenewable natural resources. Give examples of each.
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Match the following.A) ecologyB) natural sciencesC) hypothesisD) qualitative dataE) dependent variableF) environmental studiesG) quantitative dataH) predictionI) independent variableJ) correlationK) experimental dataL) probability1. A scientific field of study2.Information expressed with numbers3.The variable that is manipulated4.Expectations of experimental outcome5.Numerical expression of the likelihood that a conclusion is true6.Social studies dealing with environment are part of
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Many permafrost soils in the Arctic are peat soils.
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Shelterbelts are to ________ as terraces are to ________.
A) wind erosion; water erosion
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The Canadian agency charged with slowing soil degradation is the ________.
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E) There is no Canadian agency charged with soil degradation, only volunteer firms funded by farmers.
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Farmer John bought a field in which soils have lots of sand particles. This suggest that this soil will have ________.
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Discuss the factors that affect the severity of soil loss to wind erosion.
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Aside from contraception, what can humans do to control population growth's negative effects on the environment?
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C) discourage emigration from Africa
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Why did China institute a population control policy? How is it enforced? Why is it controversial?
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Urbanization drives TFR down.
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C) the concept that human population growth would lead to greater industry and prosperity through education
D) instituting fertilizer use for agriculture
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The most accurate terms describing the trend over the past 50 years in resource use for human energy and agricultural systems are ________.
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B) decreasing and sustainable
C) steady state and sustainable
D) from unsustainable to sustainable
E) rapidly increasing, moving from unsustainable to sustainable