(d) None of these
Ans: (c)
332. Which of the following are fresh water fish?
1) Rohu
2) Pomphret
3) Catla
4) Eel
(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 2 and 4
Ans: (c)
333. Which of the following is a mixed fertiliser? [IAS 1995]
(a) Urea
(b) Ammomium sulphate
(c) CAM
(d) NPK
Ans: (d)
334. Match the following:
Crop Disease
A. Bajra 1. Rust
B. Wheat 2. Wilt
C. Groudnut 3. Tikka
D. Banana 4. Ergot
A B C D
(a) 1 2 3 4
(b) 1 4 3 2
(c) 4 1 3 2
(d) 4 2 1 3
Ans: (c)
335. Which of the following is an insectivorous plant? [BSF Exam 1990]
(a) Hydrilla
(b) Nepenthes
(c) Marsilea
(d) None of these
Ans: (b)
336. Which one of the following chemicals is most suitable to control storage insects on a small scale? [CDS 1992]
(a) B.H.C.
(b) E.D.B.
(c) Celphos
(d) Sevidol
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