Deck 1: Learning About Human Biology

Question 1

At the most basic level of the living world we find

A) atoms.
B) cells.
C) molecules.
D) compounds.
E) ions.

Answer 1

A

Question 2

The capacity to do work is

A) matter.
B) energy.
C) metabolism.
D) aerobic respiration.
E) life.

Answer 2

B

Question 3

"A change over time" is the definition of

A) mutation.
B) homeostasis.
C) physiology.
D) evolution.
E) respiration.

Answer 3

D

Question 4

Relative to overall body mass, which human organ is the largest of that in any animal?

A) liver
B) stomach
C) heart
D) brain
E) large intestine

Question 5

Which of the following is not a basic characteristic of life?

A) Taking in energy and materials.
B) Sensing and responding to changes in the environment.
C) Locomotion.
D) Reproducing and growing.
E) Consisting of one or more cells.

Question 6

Which is the smallest unit of life that can exist as a separate entity?

A) a cell
B) a molecule
C) an organ
D) an organelle
E) an ecosystem

Question 7

Homeostasis provides what kind of environment?

A) positive
B) constant
C) limiting
D) changing
E) chemical and physical

Question 8

Which characteristic trait is virtually exclusive to humans?

A) ability to think
B) ability to reproduce
C) ability to use tools
D) great manual dexterity
E) ability to communicate

Question 9

Which of the following does not belong in the domain Eukarya?

A) Plants
B) Animals
C) Bacteria
D) Fungi
E) Veterbrates

Question 10

Development and reproduction of an organism is guided by instructions from

A) the blood.
B) the brain.
C) DNA.
D) the environment.
E) RNA.

Question 11

About 12 to 24 hours after the last meal, a person's blood sugar level normally varies from 60 to 90 milligrams per 100 milliliters of blood, though it may rise to 130 mg/100 ml after meals high in carbohydrates. That the blood sugar level is maintained within a fairly narrow range despite uneven intake of sugar is due to the body's ability to carry out

A) adaptation.
B) inheritance.
C) metabolism.
D) homeostasis.
E) hemostastis.

Question 12

Which of the following would NOT include humans?

A) vertebrates
B) animals
C) protistans
D) primates
E) mammals

Question 13

A systematic way of obtaining knowledge about the natural world is

A) an experiment.
B) an hypothesis.
C) science.
D) the variable.
E) a prediction.

Question 14

The ability to maintain a constant internal environment is

A) metabolism.
B) homeostasis.
C) development.
D) physiology.
E) thermoregulation.

Question 15

Which is the correct order of progression?

A) ecosystem, community, population, organism
B) organism, community, population, ecosystem
C) organism, population, community, ecosystem
D) population, organism, ecosystem, community
E) community, organism, population, ecosystem

Question 16

Which of the following do(es) not depend directly on sunlight for energy?
I) producers (plants)
II) consumers (animals)
III) decomposers (bacteria)

A) I only
B) II and III only
C) II only
D) III only
E) I and III only

Question 17

Each cell is able to maintain an internal state of chemical and physical stability. This is called

A) metabolism.
B) homeostasis.
C) physiology.
D) adaptation.
E) evolution.

Question 18

What is the most inclusive level of life's organization?

A) a niche
B) the biosphere
C) a population
D) an ecosystem
E) a community

Question 19

"Vertebrates" refers to animals that possess

A) hair.
B) mammary glands.
C) the ability to give birth to live young.
D) lungs.
E) a backbone.

Question 20

The adjective that best describes homeostasis in living organisms is

A) rigid.
B) biological.
C) dynamic.
D) chemical.
E) physical.

Question 21

The first step in testing an hypothesis is to

A) perform an experiment.
B) make a prediction.
C) test a prediction.
D) analyze data.
E) report results.

Question 22

Of the following, which is a proposed explanation for an observation?

A) principle
B) law
C) theory
D) fact
E) hypothesis

Question 23

The control in an experiment

A) makes the experiment valid.
B) is an additional replicate for statistical purposes.
C) reduces the experimental errors.
D) minimizes experimental inaccuracy.
E) allows a standard of comparison for the experimental group.

Question 24

Critical thinking means

A) challenging all concepts.
B) evaluating information before accepting it.
C) disagreeing with proposed ideas.
D) making quick decisions.
E) all of these.

Question 25

Science is based on

A) faith.
B) authority.
C) evidence.
D) force.
E) consensus.

Question 26

In science the word "theory"

A) signifies that a hypothesis has been tested and proven over a period of time.
B) means that a scientist has a hunch something is true.
C) has essentially the same meaning as "hypothesis."
D) carries a considerable amount of doubt as to its validity.
E) is an explanation that has been published.

Question 27

A test carried out under controlled conditions that may be manipulated by a researcher is a(n)

A) experiment.
B) hypothesis.
C) problem.
D) procedure.
E) variable.

Question 28

An agent that can cause disease is a(n)

A) infectivore.
B) protozoan.
C) disruptor.
D) pathogen.
E) antibody..

Question 29

Responsible scientists provide ____ to back up their statements.

A) hypotheses
B) predictions
C) evidence
D) controls
E) problems

Question 30

Science does not involve

A) research.
B) value judgments.
C) theories.
D) hypothetical concepts.
E) controls.

Question 31

One major strength of science is

A) all theories are correct.
B) all experiments are successful.
C) new ideas are considered as new information comes to light.
D) facts that have been discovered remain unchanged.
E) all questions may be explained by science.

Question 32

The validity of scientific discoveries should be based on

A) morality.
B) aesthetics.
C) philosophy.
D) economics.
E) evidence.

Question 33

A scientific approach to studying nature is based on all of the following except:

A) asking questions.
B) formulating hypotheses.
C) making predictions.
D) devising tests and reporting results.
E) devloping a control group.

Question 34

After many years of testing, an hypothesis becomes accepted as a

A) problem.
B) theory.
C) conclusion.
D) variable.
E) control.

Question 35

In order to arrive at a solution to a problem, a scientist usually proposes and tests

A) laws.
B) theories.
C) hypotheses.
D) principles.
E) facts.

Question 36

Which of the following represents the lowest degree of certainty?

A) hypothesis
B) conclusion
C) fact
D) principle
E) theory

Question 37

If a person is using critical thinking to analyze a problem, which of the following would NOT be useful?

A) opinions of others
B) facts
C) causes
D) reliable data
E) knowing the credentials of sources

Question 38

Which of the following involves a subjective judgment?

A) A fact
B) A theory
C) An hypothesis
D) An opinion
E) A control

Question 39

In an experiment, the control group

A) is not subjected to experimental error.
B) is exposed to experimental treatments.
C) is identical to the one being tested except for the variable being studied.
D) is treated exactly the same as the experimental group, except for the one independent variable.
E) is statistically the most important part of the experiment.

Question 40

Which of these is designed by researchers to test only a single prediction of a hypothesis at a time?

A) controlled experiment
B) experimental variable
C) control group
D) controlled variable
E) experimental constant

Question 41

Which of the following are not common disease-causing microbes in the human body are

A) bacteria.
B) viruses.
C) fungi.
D) parasitic protists
E) all of these.

Question 43

The entry of a pathogen into cells or tissues is known as

A) disease.
B) invasion.
C) virulence.
D) incursion.
E) infection.

Question 44

Selecting the Exception Four of the five answers listed below are characteristics of life. Select the exception.

A) ionization
B) energy usage
C) reproduction
D) growth
E) cellular organization

Question 46

Which factor(s) is (are) contributing to the increase in the spread and occurrence of many diseases?

A) International travel
B) Overuse of antibiotics
C) Misuse of antibiotics
D) An increase in the population
E) All of these

Question 47

Selecting the Exception Four of the five answers listed below are life processes that are characteristic of a normal life. Select the exception.

A) reproduction
B) energy usage
C) mutation
D) respiration
E) homeostasis

Question 48

Selecting the Exception Four of the five answers listed below are terms associated with valid critical thinking. Select the exception.

A) opinion
B) cause
C) facts
D) reliable sources
E) evidence

Question 49

Selecting the Exception Four of the five answers listed below describe human characteristics. Select the exception.

A) development
B) direction by DNA
C) response to change
D) ability to produce nutrition
E) maintenance of internal environment

Question 50

Selecting the Exception Four of the five answers listed below are aspects of the scientific method. Select the exception.

A) observation
B) hypothesis
C) experimentation
D) philosophy
E) conclusion

Question 51

When the body's defenses can't respond quickly enough to prevent a pathogen's activities from interfering with normal function, ____ develops.

A) infection
B) disease
C) incursion
D) invasion
E) virulence