1
.
What is a suggested and testable explanation for an event called?
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discovery
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hypothesis
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scientific method
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theory
2
.
Which of the following sciences is not considered a natural science?
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astronomy
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biology
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computer science
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physics
3
.
What is the name for the formal process through which scientific research is checked for originality, significance, and quality before being accepted into scientific literature?
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publication
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public speaking
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peer review
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the scientific method
4
.
What are two topics that are likely to be studied by biologists and two areas of scientific study that would fall outside the realm of biology?
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diseases affecting humans, pollution affecting species habitat, calculating surface area of rectangular ground, functioning of planetary orbitals
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calculating surface area of rectangular ground, functioning of planetary orbitals, formation of metamorphic rocks, galaxy formation and evolution
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plant responses to external stimuli, functioning of planetary orbitals, formation of metamorphic rocks, galaxy formation and evolution
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plant responses to external stimuli, study of the shape and motion of physical objects, formation of metamorphic rocks, galaxy formation and evolution
5
.
Which of the following is an example of deductive reasoning?
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Most swimming animals use fins; therefore, fins are an adaptation to swimming.
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Mitochondria are inherited from the mother; therefore, maternally inherited traits are encoded by mitochondrial DNA
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Small animals lose more heat than larger animals. One would not expect to find wild mice in the poles.
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Water conservation is a major requirement to survive in the desert. Long leaves increase loss of water by evaporation. Therefore, desert plants should have smaller leaves.
6
.
Why are viruses not considered living?
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They are not made of cells.
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Viruses do not have genetic material.
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Viruses have DNA and RNA.
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Viruses are obligate parasites and require a host.
7
.
The presence of a membrane-enclosed nucleus is a characteristic of what?
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bacteria
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eukaryotic cells
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all living organisms
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prokaryotic cells
8
.
What is a group of individuals of the same species living in the same area called?
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a community
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an ecosystem
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a family
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a population
9
.
Which of the following sequences ranks a hierarchy of biological organization from the most inclusive to the least complex level?
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biosphere, ecosystem, community, population, organism
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organelle, tissue, biosphere, ecosystem, population
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organism, organ, tissue, organelle, molecule
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organism, community, biosphere, molecule, tissue, organ
10
.
Where in a phylogenetic tree would you expect to find the organism that had evolved most recently?
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at the base
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at the nodes
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at the branch tips
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within the branches
11
.
What is a characteristic that is not present in all living things?
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homeostasis and regulation
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metabolism
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nucleus containing DNA
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reproduction