ScienceTopic Test Science example #80844
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Topic Test Science

Valor Allen avatar Valor Allen
25 July 2022
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question
Which of the following forest management practices is the most harmful to forest ecosystems?
answer
clearcutting
question
The promotion of companies' sustainably harvested rainforest products is intended to _______.
answer
give the company a competitive advantage
question
Which of the following best describes the use of rainforest plants as anticancer drugs?
answer
Twenty-five percent of the active ingredients in cancer drugs are exclusively rainforest plants.
question
Which of the following statements about wildfires in deciduous forests is not true?
answer
Deciduous forests are unaffected by wildfires.
question
What is the effect of wildfires on biodiversity?
answer
temporary decrease, but long-term increase
question
Which of the following statements about forestry education is true?
answer
Some states have greater access to forestry programs than others.
question
Rainforests are not exclusively found near the equator.
answer
True
question
Using prescribed wildfires can prevent natural wildfires from posing as great a risk to property owners.
answer
True
question
Which of the following is not true concerning rainforests?
answer
Half of all rainforest plants have been tested for their medicinal properties.
question
The main characteristic of a carbon sink is that _______.
answer
it absorbs more carbon than it emits
question
Removing a specific group of trees within a small area over a long period of time is _______.
answer
group selection
question
A prescribed burn is _______.
answer
a controlled fire used to manage forest ecosystems
question
How do trees improve water quality?
answer
Water is filtered as it passes through the root systems of trees.
question
How do trees interact with other organisms?
answer
They provide other organisms with food.
question
What percent of the trees cut down are used for something other than paper?
answer
65%
question
Which of the following statements about human impact on trees is true?
answer
Human activity has had both a positive and negative impact on trees.