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Questions and Answers
What did the research team do to record the plants' sounds?
What did the research team do to record the plants' sounds?
- Used infrasonic microphones to record plant sounds
- Placed plants in soundproof boxes and used ultrasonic microphones (correct)
- Exposed plants to loud noises and recorded with regular microphones
- Watered the plants and used regular microphones
What was the purpose of placing the plants in soundproof boxes?
What was the purpose of placing the plants in soundproof boxes?
- To test if plants can produce sounds in the absence of sunlight
- To isolate the plants from insects and animals
- To prevent the plants from making any sounds
- To eliminate environmental noise and record the plants' sounds accurately (correct)
What frequencies were the ultrasonic microphones able to record?
What frequencies were the ultrasonic microphones able to record?
- Between 200 and 2500 kilohertz
- Between 20 and 250 kilohertz (correct)
- Between 2 and 25 kilohertz
- Between 200 and 2500 hertz
What happened to the group of plants that wasn't watered for five days?
What happened to the group of plants that wasn't watered for five days?
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Why did the research team use ultrasonic microphones to record plant sounds?
Why did the research team use ultrasonic microphones to record plant sounds?
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