Question
Q21. Which one of the following is used in preparing a natural mosquito repellent?
A. Congress grass
B. Elephant grass
C. Lemongrass
D. Foraminifera
Answer: C
Detailed Explanation
Explanation:
· Lemongrass is a tall herb that is abundantly found in tropical and sub-tropical areas of Asia, Africa, and Australia.
· China and India account for the maximum production of Lemongrass.
· The Lemongrass plant is known to be an excellent mosquito repellent.
· It contains a compound citronella that helps to mask the scents that mosquitoes rely on to target hosts.