Later in his life, pioneering environmental philosopher Aldo Leopold would have most likely
agreed with which one of the following statements? - Answers Humans are members of the
land-community.
How did the agricultural revolution lead to an increase in human population numbers? - Answers
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? - Answers environmental science
Global population is projected to be nearly ________ in 2050. - Answers 8 billion
If a scientist travels to the rain forest to observe and catalog new species, he or she would be
conducting __________. - Answers descriptive science
Which of the following philosophies is the most anthropocentric? - Answers conservationism
The average citizen of which of the following nations has the largest ecological footprint? -
Answers United States
Which statement best exemplifies the concept of sustainability? - Answers 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? - Answers 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 ________. -
Answers how much the dogs grow
, In scientific research, the strongest form of evidence comes from __________. - Answers 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 ________. -
Answers variables that they didn't control and not enough replicates
Academic environmental programs that emphasize the social sciences are often called ________
programs. - Answers environmental studies
Quantitative data ________. - Answers 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?
- Answers This is not an experimentthere are no controls or replicates.
Ecosystem services ________. - Answers are economically valuable services provided by natural
systems
Scientific inquiry is based on ________. - Answers an expanding knowledge based on observation,
questioning, testing and discovery
If someone says, "Earth and all of its contents were created for the betterment of human beings,
so as long as something is good for humans, it is good for the whole earth," what ethical
perspective would he or she hold? - Answers anthropocentric
The Endangered Species Act, passed by Congress nearly four decades ago, has spawned a
continuous series of debates between those who feel the ethical necessity to protect species at
the brink of extinction and others who feel that if we have to protect every habitat of every
species at risk, then there will be a loss of jobs and a blow to an already shaky economy. This
boils down to a conflict between ________. - Answers anthropocentrists and ecocentrists
The following statement is an example of a(n) __________: "Zebra mussels were accidentally