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Later in his life, pioneering environmental philosopher Aldo Leopold
would have most likely agreed with which one of the following
statements? Ans✓✓✓Humans are members of the land-community.
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 led to people producing more food to meet their
nutritional needs, and therefore, having more children.
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
Global population is projected to be nearly ________ in 2050.
Ans✓✓✓8 billion
If a scientist travels to the rain forest to observe and catalog new species,
he or she would be conducting __________. Ans✓✓✓descriptive
science
Which of the following philosophies is the most anthropocentric?
Ans✓✓✓conservationism
,The average citizen of which of the following nations has the largest
ecological footprint? Ans✓✓✓United States
Which statement best exemplifies the concept of sustainability?
Ans✓✓✓Water extracted from underground resources must be equal to
or less than the water that recharges the underground resources.
What is the purpose of peer review? Ans✓✓✓To guard against faulty
science being published
Read the following scenario and answer the question(s) below.
Pablo and Johanna have to do a yearlong study for their biology course.
After some discussion, they decide to try comparing their dogs and the
diet that they feed them. Each has a dog from the pound, and both dogs
are less than one year old. Pablo feeds his shepherd-mix dog a special
diet of wet and dry foods from the local vet, while Johanna uses generic
dry kibble from the supermarket for her bulldog. They want to see which
diet results in bigger, healthier, faster-growing dogs.
According to the information given, one dependent variable in this study
will be ________. Ans✓✓✓how much the dogs grow
In scientific research, the strongest form of evidence comes from
__________. Ans✓✓✓An experiment is an activity designed to test the
, validity of a prediction or a hypothesis. This provides evidence that can
support or disprove the hypothesis.
Pablo and Johanna have to do a yearlong study for their biology course.
After some discussion, they decide to try comparing their dogs and the
diet that they feed them. Each has a dog from the pound, and both dogs
are less than one year old. Pablo feeds his shepherd-mix dog a special
diet of wet and dry foods from the local vet, while Johanna uses generic
dry kibble from the supermarket for her bulldog. They want to see which
diet results in bigger, healthier, faster-growing dogs.
The reason the instructor gives them will include the fact that they have
too many ________. Ans✓✓✓variables that they didn't control and not
enough replicates
Academic environmental programs that emphasize the social sciences
are often called ________ programs. Ans✓✓✓environmental studies
Quantitative data ________. Ans✓✓✓are data that are expressed as
numbers and can be tested using statistics
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? Ans✓✓✓This is
not an experimentthere are no controls or replicates.