1) A doctor is testing the effectiveness of a new antibiotic. He gives the first
group of patients a placebo, a second group receives antibiotic A, while the third
group receives antibiotic B. Which of the groups is considered the control group?
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1
, 1) ______
A) the group that received antibiotic A
B) both groups receiving antibiotic A and B
C) the group that received antibiotic B
D) the group that received the placebo
Question Details
Section : 01.03
Bloom's : 3. Apply
Learning Outcome : 01.03.01 Identify the components of the scientific method.
Topic : Process of Science
Accessibility : Keyboard Navigation
2) The control group in an experiment receives all the same treatments as the experimental
group(s), except for the one variable being tested.
2) ______
⊚ true
⊚ false
Question Details
Section : 01.03
Bloom's : 2. Understand
Learning Outcome : 01.03.03 Analyze a scientific experiment and identify the hypothesis, experiment,
Topic : Process of Science
Accessibility : Keyboard Navigation
3) Choose the correct order of classification from most inclusive to most exclusive.
3) ______
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, A) Kingdom-Domain-Class-Phylum-Order-Genus-Species-Family
B) Kingdom-Domain-Class-Phylum-Order-Family-Genus-Species
C) Kingdom-Class-Phylum-Domain-Genus-Order-Family-Species
D) Domain-Kingdom-Phylum-Class-Order-Family-Genus-Species
Question Details
Section : 01.02
Topic : Evolution
Bloom's : 1. Remember
Learning Outcome : 01.02.02 Distinguish among the three domains of life.
Accessibility : Keyboard Navigation
4) Which of the following features are present at the ecosystem level?
4) ______
A) energy flow that begins at the producer level
B) complex interactions between a variety of populations
C) All are features of an ecosystem.
D) input of solar energy
E) chemical cycling through the food chain
Question Details
Topic : Ecology
Section : 01.01
Bloom's : 2. Understand
Learning Outcome : 01.01.01 Distinguish among the levels of biological organization.
Accessibility : Keyboard Navigation
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, 5) You are interested in the effect of increased carbon dioxide versus normal air on the
growth of corn plants as well as the effect of green light versus full sunlight on the growth of
corn plants. Your plan is to set up your experiment inside a greenhouse where you can control
the environment. Which of the following is an aspect of the experiment that should be considered
and controlled?
5) ______
A) All seedlings come from one uniform strain.
B) All of the choices are important considerations.
C) The intensity or brightness of the green light equals the intensity of the full sunlight.
D) All temperatures and available water remain the same for all plants.
E) An increase in carbon dioxide should not result in a substantial decrease of other
necessary gases.
Question Details
Section : 01.03
Bloom's : 5. Evaluate
Learning Outcome : 01.03.03 Analyze a scientific experiment and identify the hypothesis, experiment,
Topic : Process of Science
Accessibility : Keyboard Navigation
6) All of the following are examples of maintaining homeostasis except:
6) ______
A) A drop in body temperature triggers shivering which generates heat; an increase in
body temperature triggers sweating which releases heat.
B) Feelings of hunger and then fullness affect the length of time between meals and
quantity of food you eat, keeping your weight near a "set point."
C) By opening and closing pores in their leaves, plants continuously exchange oxygen
and carbon dioxide with the atmosphere.
D) A sensor detects CO 2 levels in the blood and triggers an increase or decrease in the
rate of breathing.
E) A cancerous tumor continues to grow larger and then metastasizes, spreading to new
areas of the body.
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