CHAPTER 1 EXAM QUESTIONS AND
ANSWERS 100% PASS 2026/2027
Which of the following is the study of how the natural world works, how our environment
affects us, and how we affect our environment? - ANS environmental science.
This is the definition of environmental science.
Which of the following is an example of a renewable natural resource? - ANS sunlight
Sunlight is perpetually renewed and cannot be depleted.
A(n) __________ expresses environmental impact in terms of the cumulative area of land and
water required to provide the resources a person consumes. - ANS ecological footprint
An individual or population's footprint determines the amount of resources it uses. The size of
the average footprint varies widely from country to country.
Water purification, nutrient cycling, and plant pollination are all examples of Earth's
__________. - ANS ecosystem services
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, Ecosystem services come from the functioning of natural systems, and we could not survive
without them.
Which of the following can be depleted if overused? - ANS fresh water
Water is renewed naturally through the water cycle but this takes time. Overusing water can
lead to depletion.
How did the agricultural revolution lead to an increase in human population numbers? -
ANS The shift from a nomadic lifestyle to settling down on farms with domesticated animals
allowed for nutritional needs to be met more easily.
Because of farming, food was more accessible and readily available, so people could reproduce
more successfully.
__________ is a social movement dedicated to protecting the natural world from the
undesirable changes brought about by human actions. - ANS Environmentalism
Environmentalism seeks to protect the natural world and is a social movement rather than a
scientific endeavor.
What is the key lesson learned from Easter Island? - ANS An island population must learn to
live within its means.
It has now become less clear to what extent the early residents of the island overused their
resources. Regardless, an island population that does not live within its means is setting itself up
for negative long-term consequences.
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