Introduction and Energy Flow
Take this test as an actual test and then check how you did. Answers are on last sheet
When we discuss “our environment” we are referring to
a. All conditions in the world.
b. only interactions that affect human life.
c. only conditions that cause negative effects on our health.
d. primarily interactions that harm the atmosphere.
e. the sum of all the conditions surrounding us that influence life.
The difference between an environmentalist and an environmental scientist is
a. negligible because both care about Earth.
b. that an environmentalist is involved in a social movement; whereas an environmental scientist is concerned with the methods of science.
c. …show more content…
Both groups are fed the same amount of water and food every day. They are kept in similar cages in a climate-controlled room. The experimental group is given five doses of a pesticide every day. After two months, the amount of an enzyme in the brains of the mice was measured. ON THE TEST there will be a number of related questions about this section not just the question shown below.
Use Passage 1-2. The independent variable in this experiment is the
a. climate control of the room.
b. enzyme in the brain.
c. pesticide fed to the mice.
d. time of the experiment.
When studies are done to determine the effect of pesticides on humans,
a. human subjects are used to test the pesticides.
b. the health of similar groups of people who have not been exposed to the pesticides are used as a basis for comparison.
c. it is very difficult to find more than a single person exposed.
d. higher primates are tested because their systems are close to those of humans.
e. Both a and b.
Which of the following statements is/are correct:
a. If more efficient automobile are built, consumption of gasoline will decrease.
b. Even though more efficient cars are built, consumer behavior dictates the trend in consumption of gasoline. c. Interactions between natural and human-dominated systems are fairly easy to predict.
d. Interactions between natural and human-dominated systems are complicated to predict.
e. Both b and