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Listening Quiz: Thiết Kế Lấy Mẫu Cho Khảo Sát Chất Lượng Trầm Tích – Easy Level
Th4 5, 2025
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Nhà môi trường (English for Environmentalist)
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1.
What are Sarah and Kevin mainly discussing?
A plan for sampling sediment in a quality survey
A meeting schedule for next month
The results of a completed soil experiment
How to repair a broken testing instrument
Explanation:
The conversation is about designing a sampling method for a sediment quality survey.
2.
Why does Sarah suggest using random sampling?
To make the samples easier to store
To avoid bias
To save time
To reduce the number of samples needed
Explanation:
Sarah says, ‘We should use random sampling to avoid bias.’
3.
How many samples does Sarah say they need at minimum?
10 samples
15 samples
20 samples
30 samples
Explanation:
Sarah says, ‘At least 20 samples from different spots.’
4.
What does Sarah say they should do to keep the samples clean?
Label the samples with colored tape
Use clean tools and store samples in bags
Dry the samples in the sun
Wash the samples in water first
Explanation:
Sarah says, ‘Use clean tools and store samples in bags.’
5.
What can be inferred about when the sampling will begin?
It will be delayed until the following month
It will start today because everything is ready
It will start next week only if the weather is good
It will begin only after the survey is finished
Explanation:
Sarah says, ‘We can start next week if the weather is good,’ which implies the start depends on good weather.
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