Belk Chapter 1-25
,Biology: Science for Life with Physiology, 6e (Belk)
Chapter 1 Can Science Cure the Common Cold? Introduction to the Scientific Method
1) Why is the scientific method used?
A) to answer specific questions about the natural world
B) to determine absolute truth
C) to distinguish good from evil
D) to establish moral
codes Answer: A
Section: 1.1
Skill: Knowledge
(Remember) Learning
Outcome: 1.1
2) Which feature is necessary for a scientific hypothesis?
A) It is able to be proven true.
B) It is falsifiable.
C) It is a theory about something.
D) It is not based on
observations. Answer: B
Section: 1.1
Skill: Knowledge/Comprehension
(Remember/Understand) Learning Outcome: 1.1
3) Which of the following is an appropriate scientific hypothesis?
A) Bad people catch more colds than good people.
B) Cold viruses should be allowed to reproduce just like anything else.
C) It is unethical to go to school when you have a cold.
D) People catch colds because of exposure to cold
temperature. Answer: D
Section: 1.1
Skill: Comprehension/Application
(Understand/Apply) Learning Outcome: 1.1
4) What is a scientific theory?
A) an explanation supported by large amounts of experimental evidence
B) an explanation that cannot be modified with new experimental evidence
C) little more than one person's educated guess
D) any testable explanation for a question or
problem Answer: A
Section: 1.1
Skill: Knowledge
(Remember) Learning
,Outcome: 1.2
, 5) Deductive reasoning is used to make based on a hypothesis.
A) correlations
B) data
C) predictions
D) statistical
tests Answer:
C Section: 1.1
Skill: Knowledge/Comprehension
(Remember/Understand) Learning Outcome: 1.3
6) Which hypothesis was tested by Warren and Marshall during their research involving
Helicobacter pylori bacteria and stomach ulcers?
A) Eating spicy food increases populations of H. pylori in the stomachs of people
susceptible to ulcers.
B) The cause of many stomach ulcers is the bacterium H. pylori, not spicy food.
C) Stomach acid production is decreased by H. pylori bacteria in the stomachs of
people with ulcers.
D) Acute stomach pain is often caused by H. pylori bacteria,
not ulcers. Answer: B
Section: 1.1
Skill: Comprehension/Application
(Understand/Apply) Learning Outcome: 1.1
7) Which microbiologists contributed to the germ theory of disease?
A) Warren and Marshall
B) Pasteur and Koch
C) Watson and Crick
D) Jacob and
Monod Answer: B
Section: 1.1
Skill: Knowledge/Comprehension
(Remember/Understand) Learning Outcome: 1.2
8) Which statement would be correct if an inductively reasoned hypothesis makes
sense, based on all available and historical observations?
A) The hypothesis must be true.
B) The hypothesis cannot possibly be true.
C) The hypothesis must be tested.
D) Experimentation is not
necessary. Answer: C
Section: 1.1
Skill: Application (Apply)
Learning Outcome: 1.4