Which one of the following is used in preparing a natural mosquito repellent?
Congress grass
Elephant grass
Lemongrass
Nut grass
Answer is Right!
Answer is Wrong!
This question was previously asked in
UPSC IAS – 2021
– Congress grass (Parthenium hysterophorus) is an invasive weed notorious for causing allergies and has no repellent properties; in fact, it can be harmful.
– Elephant grass (Pennisetum purpureum) is a tall, fast-growing grass primarily used as fodder or for biomass energy; it is not used as a mosquito repellent.
– Nut grass (Cyperus rotundus) is a common weed with some traditional medicinal uses, but it is not widely known or used as a mosquito repellent.