September 25, 2003
ONE BEST ANSWER.
ON YOUR QUESTION PAPER.
THEN MARK YOUR CHOICE CAREFULLY ON THE
A CORRECT STATEMENT IS NOT NECESSARILY THE RIGHT
Which of the following sequences correctly specifies a portion of the hierarchy of life, from
most to least complex?
A) ecosystem, population, organism, organ system, tissue, cell
B) cell, molecule, organ system, population, ecosystem, biosphere
C) organism, organ system, population, biosphere, ecosystem, solar system
D) molecule, cell, organs, tissues, organ system, ecosystem,
E) molecule, cell, organ system, community, organism, biosphere
If a tree in your backyard is inhabited by a cardinal, two nests of wasps, four squirrels, a
patch of lichens, and millions of bacteria, what word collectively refers to all of those
organisms, as well as the flow of energy and cycling of nutrients through their tissues?
A) a species
B) a super-species
C) a community
D) an ecosystem
E) both C and D
An hypothesis is:
A) a mini-version of a theory
B) a tentative explanation for a specific phenomenon
C) an explanation supported by a large body of evidence
D) a widely accepted idea about what causes something
essentially the same as Koch's postulates
Which one of the following is NOT true about Flying Foxes?
A) eat fruit
B) are strong flyers
C) use echolocation
D) are actually bats
E) have excellent vision
If a light switch is moved from the "off" to the "on" position, then a light will go on. This
A) is a prediction
B) can be tested
C) is an example of deductive reasoning
D) can potentially be proved false
E) all of the above choices are correct
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