Deck 1: Learning About Human Biology

Question 1

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

Answer 1

C

Question 2

Homeostasis refers to ____. ​

A)the ability of a cell to reproduce ​
B)directions the cell receives from DNA
C)the maintenance of a constant internal state
D)the extraction of energy from nutrients
E)the ability of organisms to move within their environment

Answer 2

C

Question 3

Energy flows into the biosphere from ____. ​

A)water
B)raw materials
C)decomposition
D)ecosystems
E)the sun

Answer 3

E

Question 4

From which molecule do organisms receive instructions to reproduce and grow? ​

A)ATP
B)carbon
C)hydrogen
D)DNA
E)elements

Question 5

Which characteristic distinguishes humans from other primates? ​

A)complexity of the brain
B)walking upright
C)using tools
D)body hair
E)manual dexterity

Question 6

The first step of the scientific method is to ____. ​

A)perform an experiment
B)make a prediction
C)test a prediction
D)analyze data
E)observation of a natural event

Question 7

Which evolutionary descriptive term is common to both fish and humans? ​

A)primates
B)mammals
C)bacteria
D)vertebrates
E)archaea

Question 8

"A change over time" is the definition of ____. ​

A)classification
B)ecology
C)physiology
D)evolution
E)heritage

Question 9

Single-celled organisms are common to which domain? ​

A)Protists ​
B)Fungi
C)Plants
D)Bacteria
E)Eukarya

Question 10

The interconnection of living things is known as ____. ​

A)populations ​
B)biosphere
C)ecosystem
D)community
E)evolution ​

Question 11

A systematic way of obtaining knowledge about the natural world is ____. ​

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

Question 12

In terms of classification, humans belong to which domain? ​

A)prokaryote
B)Eukarya
C)Archaea
D)Bacteria
E)protists

Question 13

The basic unit of life is the ____.

A)atom
B)molecule
C)organelle
D)cell
E)organism

Question 14

The pancreas is an organ that regulates blood glucose levels. When glucose levels rise above normal, the pancreas releases insulin to lower blood glucose levels. This is an example of ____. ​

A)evolution
B)mutation
C)immunity
D)homeostasis
E)variability

Question 15

"Vertebrates" refers to animals that possess ____. ​

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

Question 16

Which form of organization is classified between cell and organ? ​

A)atom
B)molecule
C)compound
D)organelle
E)tissue

Question 17

The statement "animals that live in the desert will produce concentrated urine" is ____. ​

A)a fact
B)a hypothesis
C)data
D)a variable
E)a control group

Question 18

Which feature of life is the ability to maintain a stable internal state? ​

A)energy production
B)sensing the outside world
C)reproduction
D)homeostasis
E)growth

Question 19

The flow of ____ and the cycling of ____ maintains nature's organization. ​

A)water; populations
B)atoms; energy
C)nutrients; water
D)energy; materials
E)raw materials; water ​

Question 20

The most basic level of organization is the ____. ​

A)atom
B)molecule
C)compound
D)cell
E)organ

Question 22

In science, the word "theory" ____. ​

A)is an explanation that has not been published ​
B)has essentially the same meaning as a prediction
C)is based mostly on opinions
D)signifies that a hypothesis has been tested and proven over a period of time
E)means that a scientist has a hunch something is true

Question 25

The validity of scientific discoveries should be based on ____.

A)opinions
B)evidence
C)philosophy
D)hearsay
E)hunches

Question 26

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

A)fact ​
B)prediction
C)theory
D)conclusion
E)variable

Question 27

The control in an experiment ____. ​

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

Question 28

Explain the concept of homeostasis using the example of how we regulate our body temperature. ​

Question 29

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 30

Emerging diseases ____. ​

A)are related to lifestyle factors
B)are caused by poor diet
C)are never caused by viruses
D)are caused by pathogens that until recently had limited impact on human health
E)include obesity and type 2 diabetes

Question 31

A(n)____________________ is verifiable information. ​

Question 32

If the sample size in an experiment is too small, ____________________ error might distort the results. ​

Question 33

The objective evaluation of information is called evidence-based learning or ____________________. ​

Question 34

A(n)____________________ is the group to which experimental results can be compared. ​

Question 35

A(n)____________________ is a testable statement proposed to explain an observation. ​

Question 36

Critical thinking means to ____. ​

A)challenging all concepts ​
B)evaluating information before accepting it
C)disagreeing with proposed ideas
D)making quick decisions
E)basing decisions on opinions

Question 37

In controlled experiments, researchers study a(n)____________________ variable and compare the results to those of the control group. ​

Question 38

Science is based on ____. ​

A)faith
B)evidence
C)authority
D)consensus
E)opinions

Question 39

A scientific theory will involve four of the following. Which is the exception? ​

A)subjective conclusions ​
B)carefully stated hypothesis
C)repeated controlled experiments
D)revisions or rejection if new evidence comes to light
E)explanation of a large number of observations

Question 40

Which health concerns are related to lifestyle factors? ​

A)obesity and diabetes
B)all cancers
C)Lyme disease
D)bacterial infections
E)SARS respiratory infections

Question 41

A(n)____________________ is a statement that explains what you should observe about the question being addressed if the hypothesis is valid. ​

Question 42

Explain the concept of homeostasis using the example of how we regulate our body temperature. ​

Question 43

A(n)____________________ cannot be verified because it involves subjective judgment. ​