Topic Test Answers

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Which of the following statements about wildfires is true?

A
Wildfires allow certain plant types to reproduce by cracking their seeds.
B
Natural wildfires should be prevented to maintain wildlife habitats.
C
The loss of undergrowth caused by wildfires is detrimental to an ecosystem.
D
All of the above
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43

Where is the carbon taken in by plants during photosynthesis stored?

A
the ground
B
plant structures
C
the air
D
all of the above
44

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45

Which of the following forest management practices is best for reestablishing areas of forest?

A
shelterwood cutting
B
even-aged management
C
reforestation
D
uneven-aged management
46

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51

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53

Rainforest deforestation is contributing to _______.

A
a decline in global biodiversity
B
the reduction of greenhouse gases
C
increased soil moisture
D
increased drug discoveries
54

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56

Which of the following best describes the use of rainforest plants as anticancer drugs?

A
Most rainforest plants have been tested for their cancer fighting properties.
B
Twenty-five percent of the active ingredients in cancer drugs are exclusively rainforest plants.
C
The most powerful anticancer drugs are not rainforest plants.
D
All of the above
57

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58

Every time there is a full moon, Mrs. Cook insists that students in her classes display strange behavior. What would be the best way for her to prove the validity of her theory?

A
Keep a journal of student behavior during different phases of the moon cycle
B
Research data to find concrete evidence of a link between the moon cycle and human behavior
C
Ask students to keep a journal of how they are feeling during different phases of the moon cycle
D
Survey other teachers in the building to see if they notice similar behaviors during the full moon
59

Michele believes she cannot lose weight because she has a slow metabolism. Of the research she has done on the subject, which would be considered reliable?

A
People with slow metabolisms have lower basal metabolic rates
B
Exercise is not effective for people with slow metabolisms
C
People with slow metabolisms are not able to diet successfully
D
A slow metabolism is the only cause of weight gain

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