Question

UPSC Prelims 2021 Question:

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

1. Congress grass
2. Elephant grass
3. Lemongrass
4. Nut grass

Answer (Detailed Solution Below)

Option 3: Lemongrass

Detailed Solution

Explanation:

One of the commonly found plants in India, lemongrass (citronella grass) acts as a natural mosquito repellent. It helps to get rid of mosquitoes and keep them at bay. It is the most commonly used natural ingredient in mosquito repellants.

Therefore, option (3) is the correct answer.

Subject: Environment | Ecology

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