Envirmental Science Cumulative Exam – Flashcards
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Human health is unaffected by environmental limiting factors.
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False
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Which of the following is a way that scientific advancements have benefited society?
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Increase Energy Effciency
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The use of biotechnology in agriculture is generally more harmful than beneficial.
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False
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Explain the reciprocal relationship between human society and limiting factors.
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Humans try to modify environment factors to suit their needs. Limiting factors can be controlled in a specific area however, we can't control a larger area. Like water or energy. In a larger scale there are only so many resources.
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Medical technologies have allowed for _______.
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An Increase in Overall Health
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How has increased energy use associated with scientific advancements affected society?
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All of the Above
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Genetic engineering involves _______ to achieve desired results.
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Introducing traits into organisms
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How could biotechnology lead to a decrease in the use of pesticides?
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Biotechnology can lead to a decrease in the use of pesticides because you can tell how harmful it is to humans.
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Explain how famine, disease, and war are more likely with larger populations.
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We have an increased demand for resources which means this could lead to very scares resources. Even though there is an increase in demand there isn't an increase of supply. Famine direct link to scares food. Disease relates to close proximity and scares resource. War relates to competition for the scares resources.
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Biotechnology is the use of _______ to improve products and processes.
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Organisms
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How have scientific advancements been both beneficial and disadvantageous to society?
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For the benefits we have had improvements in communication and transportation which has caused an increase in economic growth. We have in medical technology, this has caused an overall improvement in the health of society. The disadvantages, we have had an increase of CO2 emissions, urbanization, resources being used and, hazardous.
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Explain how scientific advancements have lessened the effects of hazardous events on society.
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Scientists are able to detect and predict some hazardous events through scientific advancements. By detecting these events early, society can prepare for the events, thereby reducing the amount of damage to people and property caused by the hazardous event.
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Explain how climate and temperature can affect the behavior of individuals.
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In cold climate, individuals concerned for surviving the winter. they would do things like store up food for blizzard like conditions. In warm climate, can effects labor because of the discomfort of being active in warm climate.
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How have scientific advancements led to an increase in food safety?
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All of the Above
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Explain why there might be some resistance to the use of biotechnology.
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Antibiotic resistance genes are used to identify and trace a trait of interest that has been introduced into plant cells. This technique ensures that a gene transfer during the course of genetic modification was successful.
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Explain how genetic engineering can be used to improve crop production.
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Through genetic engineering, we are decreasing the effect that nature has on crops. Like pest or weather. We are increasing the Resistance that these plants to disease, insects, or drought.
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Which of the following represents a way that animals in a zoo are influenced by their environment?
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Unnatural Behavior
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Explain how resource availability can affect the stability of a society.
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Society stability has all access to basic resources. All members has to actively participated.
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What elements are typical of a stable society?
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Basic resources like water, energy, and shelter.
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Human behavior can be influenced by urbanization through increased _______.
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All of the Above
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Which of the following factors to limit population size is directly influenced by lack of food resources?
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Famine
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Which of the following is a way that human modification of limiting factors causes unbalance in ecosystems?
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All of the Above
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Humans are dependent on _______ for their food supply.
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Biomass
