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In an experimental procedure what is actually being measured by the investigator is the:


A) Independent variable
B) Dependent variable
C) Control group
D) Standardized variable
E) Both dependent variable and standardized variable are correct

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

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Ammonium nitrate is:


A) An atom
B) A molecule
C) A cell
D) A tissue
E) A biosphere

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

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The four kingdoms included in the domain Eukarya are:


A) Bacteria, fungi, plantae, and animalia
B) Bacteria, protista, plantae, and animalia
C) Protista, fungi, plantae, and animalia
D) Archaea, bacteria, plantae, and animalia
E) Archaea, fungi, plantae, and animalia

F) All of the above
G) B) and C)

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What did Charles Darwin propose after observing the 11-inch long nectarines of the Angraecum sesquipedale orchid in Madagascar?


A) The existence of a moth with a proboscis of 10-11 inches
B) The existence of a bird with a proboscis of 10-11 inches
C) The presence of very small bees that can fit into a long nectar
D) That the orchid must reproduce asexually
E) That the orchid was an evolutionary dead end and could no longer reproduce

F) None of the above
G) All of the above

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All ecosystems:


A) Need a continuous outside energy source
B) Once mature never change
C) Are entirely self-sufficient
D) Consist of only living organisms
E) None of the above are correct

F) D) and E)
G) C) and D)

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MRSA infections occur in humans (Homo sapiens) .Homo sapiens are in which kingdom?


A) Eukarya
B) Archaea
C) Bacteria
D) Animalia
E) Protista

F) None of the above
G) A) and C)

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To be considered a living organism,the organism must consist of:


A) DNA and proteins
B) One or more cells
C) RNA and proteins
D) Atoms and molecules
E) DNA and RNA

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

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Which is the correct sequence for levels of biological organization occurring beyond the individual?


A) Population - ecosystem - community - biosphere
B) Community - population - ecosystem - biosphere
C) Community - population - biosphere - ecosystem
D) Population - community - ecosystem - biosphere
E) Ecosystem - population - biosphere - community

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

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Which is a correct sequence of steps in the scientific method?


A) Observation - form hypothesis - draw conclusions - design an experiment
B) Observation - draw conclusion - design an experiment - form hypothesis
C) Observation - form hypothesis - design an experiment - collect data
D) Form hypothesis - observation - design an experiment - collect data
E) Form hypothesis - observation - collect data - design an experiment

F) A) and E)
G) B) and D)

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