Which one of the following is used in preparing a natural mosquito repellent?
[UPSC Civil Services Exam – 2021 Prelims]
(a) Congress grass
(b) Elephant Grass
(c) Lemongrass
(d) Nut Grass
Answer: (c)
Explanation:
- Lemongrass is a tall herb that is predominantly found in the tropical and sub-tropical regions of Asia, Africa, and Australia, with China and India being the primary producers.
- This plant is recognized for its remarkable ability to repel mosquitoes, owing to the presence of a compound called citronella, which masks the scents that mosquitoes use to locate their targets.