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Listening Quiz: Tư Vấn Xử Lý Sinh Học Tại Chỗ Cho Vùng Ô Nhiễm Dung Môi Clo – Medium Level
Th4 6, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Nhà môi trường (English for Environmentalist)
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1.
What is the conversation mainly about?
Explaining how to manufacture chlorinated solvents safely
Planning a new laboratory experiment on bacteria growth
Choosing a site for a new water treatment plant
Discussing how to clean up a chlorinated solvent plume using in-situ bioremediation
Explanation:
Sarah and Robert discuss using in-situ bioremediation to address a chlorinated solvent plume, including plume size, nutrients, bacteria, timing, and risks.
2.
What does Robert say should be understood first?
The plume size
The cost of the cleanup
The type of bacteria available
The location of the nearest lab
Explanation:
Robert says, ‘First, we need to understand the plume size.’
3.
What does Robert say they will inject to help bacteria grow?
Water
Nutrients
Chemicals
Oxygen
Explanation:
Robert says, ‘We inject nutrients to help bacteria grow.’
4.
How long does Robert say the process can take?
Only one week
A few hours
Months to years
Several days
Explanation:
Robert says, ‘It can take months to years, depending on conditions.’
5.
What can be inferred about the cleanup process from Robert’s advice?
It can be finished without any bacteria
It is mainly used to remove oil from the ocean
It works only if the plume is already gone
It requires monitoring because it could spread contamination
Explanation:
Robert warns, ‘we must monitor to avoid spreading contamination,’ which implies monitoring is necessary to prevent the problem from getting worse.
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