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A study is conducted to determine the average length and weight of loblolly pine tree needles in the southeast United States.Is this data obtained through observation or experimentation?


A) Observation
B) Experimentation
C) Neither observation nor experimentation
D) Both observation and experimentation

E) C) and D)
F) A) and D)

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Emergent properties can be used to distinguish living things from nonliving things

A) True
B) False

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Which of the following organisms is NOT ultimately dependent on the sun as a source of energy?


A) A night-blooming flower is pollinated by night-flying bats.
B) An underground earthworm avoids the sun.
C) A cave fish feeds on debris that washes down to it.
D) All of the choices ARE ultimately dependent on the sun.
E) All of the choices are NOT ultimately dependent on the sun.

F) A) and D)
G) C) and D)

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A cell is to a tissue as an atom is to a:


A) molecule
B) subatomic particle
C) electron
D) population

E) B) and D)
F) A) and C)

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Both living and nonliving entities exhibit homeostatic controls

A) True
B) False

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Unicellular prokaryotes


A) lack a membrane bounded nucleus
B) are classified in the domains Bacteria and Archaea
C) are found in almost all habitats
D) All of the choices are correct.

E) A) and C)
F) All of the above

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An earlier classification grouped organisms by whether they inhabited the air,land or sea.However,the five-kingdoms-of-life and three-domains system divided into class-order-family-genus-species as described in this chapter is superior because it


A) better represents the origin of features held in common-the unity of life in DNA,etc.
B) better reflects the origin of adaptations-the diversity of life for differing environments.
C) allows the organization of over 900,000 different species.
D) groups organisms based on similarities related to their structure and evolution.
E) All of the choices are correct.

F) B) and E)
G) C) and E)

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From Kansas to central Indiana to Pennsylvania,many people believe that they have water moccasins (also called "cottonmouths") in their ponds.Some assert they have seen them,although they are certainly not so foolish as to try to capture one alive.Meanwhile,the fish and game offices and the range maps in the herpetology books indicate that this poisonous snake does not breed this far north.What is the most scientific attitude to assume on this issue?


A) Observations by both the public and the fish and game officers are subjective so this is not easily resolved objectively.
B) A simple field trip to the pond locations-that resulted in the capture and confirmation of the identity of the snakes-would settle the matter.
C) Scientific books with range maps are based on field research and,therefore,determine the truth in this case.
D) Because living organisms are active,scientific theories in biology always change.

E) A) and B)
F) A) and C)

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Which definition best describes a population?


A) the members of a species in a given area
B) the interaction between the organisms and their environment
C) the region of Earth that contains living organisms
D) the interaction between various groups of organisms in a given environment
E) all of the females of a given species in a particular area

F) C) and D)
G) A) and B)

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