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Question
Weedicides are poisonous only to the unwanted plants growing in the farm land.
Options:
A .  True
B .  False
C .  drip system
D .  lever system
Answer: Option B
:
B
Weedicides are chemicals that are sprayed in the fields to control weeds. Their usage should be greatly monitored and limited as they are not only poisonous to the plants but also to the farmers spraying these chemicals. Overuse of weedicides might cause these chemicals to enter the food chain and adversely affect many organisms.

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