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UPSC Prelims 2021 Paper-1 📅 10 Oct, 2021

Which one of the following is used in preparing a natural mosquito repellent?

A
Congress grass
B
Elephant grass
C
Lemongrass
D
Nut grass
Result Summary
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APEDIA

UPSC Prelims
2021 • 10 Oct, 2021 • Paper-1
Which one of the following is used in preparing a natural mosquito repellent?
Correct Answer
Lemongrass
Botanical Properties: Lemongrass (Cymbopogon citratus) naturally contains citronella oil, which is a widely recognized and utilized organic compound for repelli......
Ref/Book : UPSC Prelims 2021
Ref. Subject Environment
Chapter -
Ref. Topic Everyday Science
Pg. No -
💡 Analysis & Explanation
Botanical Properties ▼
Lemongrass (Cymbopogon citratus) naturally contains citronella oil, which is a widely recognized and utilized organic compound for repelling mosquitoes and other insects.
Comparative Uses ▼
Congress grass (Parthenium) is an invasive weed known for causing allergies, not repelling insects. Elephant grass is primarily used as animal fodder or biofuel, while Nut grass is a common agricultural weed.
Conclusion ▼
Lemongrass is specifically cultivated and processed for its repellent properties.
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