31. Which of the following is used maximum for lifting water from wells ?
(A) Persian wheel (Rahat)
(B) Swing basket (Bedi)
(C) Dhenkuli (D) Don
(E) Chain pump
(A) Persian wheel (Rahat)
32. Which of the following is used for lifting water from 8-10 m depth ?
(A) Washer Rahat
(B) Hand pump
(C) Mayadar lift
(D) Above all three
(E) None of the above
(E) None of the above
33. In which implement, bullocks are not used for lifting water ?
(A) Buldev Balti
(B) Charsa
(C) Egyptian screw
(D) Rahat (Persian wheel)
(E) Mayadas lift
(C) Egyptian screw
34. The working efficiency per day of deshi plough is—
(A) 0·3 ha
(B) 0·4 ha
(C) 0·6 ha
(D) 0·8 ha
(E) 1·0 ha
(B) 0·4 ha
35. Which of the method of ploughing is mostly practised ?
(A) Outside to inside ploughing
(B) Inside to outside ploughing
(C) Ploughing by putting furrow from oneside of field
(D) Ploughing by halai making
(E) All of the above methods
(D) Ploughing by halai making
36. The best method of ploughing through deshi plough is—
(A) Outside to inside ploughing
(B) Inside to outside ploughing
(C) Ploughing by making halai
(D) Ploughing by making furrow from one side of field
(E) All of the above methods
(C) Ploughing by making halai
37. How much is the working efficiency of dibbler (ha per day) ?
(A) 0·15
(B) 0·25
(C) 0·35
(D) 0·45
(E) More than 0·5
(A) 0·15
38. Tillage includes—
(A) Ploughing of land
(B) Keep the land free from weeds
(C) Make the soil levelled
(D) Weeding & digging
(E) All of the above operations
(E) All of the above operations
39. Function of the seed-drill is—
(A) Making furrow
(B) Dropping seeds
(C) Covering the seeds in furrow
(D) All of the above
(E) Only to sow seeds
(D) All of the above
40. Wrought iron contains carbon (per cent)—
(A) 0·05-1%
(B) 1-2%
(C) 2-3%
(D) 3-4%
(E) 4-5%
(A) 0·05-1%