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Section 1.2
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1
Photosynthesis is a process that changes…
A)chemical energy into solar energy.
B)solar energy into chemical energy.
C)solar energy into nuclear energy.
D)nuclear energy into chemical energy.
2
The products of photosynthesis are…
A)oxygen and water.
B)carbon dioxide and glucose.
C)carbon dioxide and water.
D)glucose and oxygen.
3
Which of the following illustrates the type of organisms found in a food chain as it progresses from primary consumer to tertiary consumer?
A)grass --> jackrabbit --> long-tailed weasel --> hawk
B)hawk --> long-tailed weasel --> jackrabbit --> grass
C)long-tailed weasel --> hawk --> jackrabbit --> grass
D)jackrabbit --> grass --> long-tailed weasel --> hawk
4
What percentage of energy is transferred between trophic levels?
A)One percent
B)Ten percent
C)Fifty percent
D)One hundred percent
5
Biomagnification is…
A)a process in which toxins are ingested at a rate faster than they are eliminated.
B)a process in which toxins are eliminated at a rate faster than they are ingested.
C)an increase in concentration of toxins as they move from one trophic level to the next.
D)a decrease in concentration of toxins as they move from one trophic level to the next.





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