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Quiz_1.2 Types of Systems
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6.
A lake with a stream flowing into it, but with water lost only by evaporation, is an example of a system which is
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1 point
A. isolated.
B. stable and closed.
C. unstable and closed.
D. open.
7.
Which of the following factors would prevent the ecosphere being classified as a closed system?
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1 point
A. The input of solar energy
B. The re-radiation to space of heat energy
C. The arrival of rocks as meteorites from space
D. The unstable state of its equilibrium
22.
Inputs to a closed system may be
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1 point
A. matter only.
B. energy only.
C. matter and energy.
D. heat only.
44.
Which letter shows how energy and materials move through each type of system?
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Isolated System / Closed System / Open System
1 point
A. energy flows through system / materials flow through system / energy flows through system
B. energy does not enter system / materials flow through system / energy does not leave system
C. energy does not leave system / energy flows through system / materials flow through system
D. materials do not leave system / energy flows through system / materials do not leave system
50.
Which statement is correct?
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1 point
A. A lake is an example of an isolated system.
B. An open system exchanges energy but not matter with its surroundings.
C. The most common systems found on Earth are closed systems.
D. A closed system exchanges energy but not matter with its surroundings.
56.
Which system represents a herd of elephants living on the African grassland?
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1 point
A. An open system
B. A closed system
C. An isolated system
D. An autotrophic system
61.
A desert with very low precipitation and little vegetation is an example of which type of system?
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1 point
A. Open
B. Closed
C. Isolated
D. Closed and isolated
68.
Which of the following is the best definition of a system?
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1 point
A. An assemblage of parts in which there are no changes over time
B. A set of biological components and their physical interactions
C. A set of components that function in an independent manner
D. An assemblage of parts, and their relationships, forming a whole
69.
Which of the following descriptions best represents a closed system?
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1 point
A. It exchanges energy but not matter.
B. It exchanges neither matter nor energy.
C. It exchanges matter but not energy.
D. It exchanges matter and energy.
72.
Which of the following can be considered an isolated system?
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1 point
A. A rock in the bottom of the ocean
B. A small island
C. A spider on a tree
D. The entire cosmos
79.
Which letter contains correct statements about exchanges between open and closed systems and their surroundings?
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Open system / Closed system
1 point
A. Exchanges matter but not energy / Exchanges neither matter nor energy
B. Exchanges matter but not energy / Exchanges energy but not matter
C. Exchanges energy but not matter / Exchanges neither matter nor energy
D. Exchanges matter and energy / Exchanges energy but not matter
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