Agriculture

Q: Which of the following is a synthetic pyrethroid?

(a) :  Pyrethrum
(b) :  Fenvalerate
(c) :  Rotenone
(d) :  Woodward
(e) :  None of Above
Answer:  Fenvalerate
Explanation:  

Q: Blast disease of rice can be controlled by:

(a) :  Urea
(b) :  Agrosan
(c) :  B.H.G.
(d) :  DDT
(e) :  None of Above
Answer:  Agrosan
Explanation:  

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