51. C6H12O6+ 602 —>6O2 + 6HZO shows-
(A) Photosynthesis (B) Respiration (C) Oxidation (D) Translocation of food mate-rials
Ans:B
52. How does the supply of nitrogen in grains take place?
(A) From old leaves (B) From plant roots (C) From stem (D) By photosynthesis
Ans:A
53. To reduce the crop-weed com-petition, at what stage are the herbicides used?
(A) At germination (B) At tillering (C) At ear emergence (D) After first irrigation
Ans:D
54. How much percentage dryweight of crops should be at physiological maturity?
(A) 28% (B) 20% (C) 25% (D) 30%
Ans:C
55. Growth of early emerging leavesbecomes faster because of-
(A) Cell division and cell enlargement
(B) Stunt growth of plants
(C) Faster Photosynthesis
(D) Low pressure of outer atmosphere
Ans:A
56. The ideal temperature for mostof the cultivable crops is-
(A) 30°C – 50°C (B) 15°C – 40°C (C) 35°C – 40°C (D) 45°C – 55°C
Ans:B
57. Match List-l with List-II andchoose the correct answer fromthe codes-List-I List-II(a)Magnesium 1. Cell formation and d (b).Phosphorus 2.Special function of chlorophyll formation (c) .Potassium 3.Helping in the formation of primordial (d).Manganese 4. to influence the organic action of nitrogen and ironCodes:(a) (b) (c) (d)(A) 2 1 3 4 (B) 2 3 4 1 (C) 3 1 2 4 (D) 2 3 1 4 Answer:A
58. Which pH range is not suitableto grow the crop
(A) Oats — 5•0 -— 7-5 pH (B) Cotton — 6-0—7•5 pH
(C) Bean ——• 6-0 — 8•0 pH (D) Potato —- 4•5•6•5 pH
Ans:D
59. What is Azofication
(A) It is also known as composite fixation of nitrogen.
(B) It is also known as freefixation of nitrogen
(C) It is also known as nitrogenfixed by Rhizobium bacteria `
(D) It is also known as nitrogengain through rains or snow
Ans:A
60. Which is the hybrid of PusaGiant Napier
(A) Napier x Iowar (B) Napier x Bajra (C) jowar x Bajra (D) Bajra x Iowar
Ans:B
61. From where is Indian Journal ofAgriculture Sciences published
(A) UPCAR (B) ICAR (C) CISR (D) NBRI
Ans:B
62. How much paddy seed is neededfor transplanting one hectarearea by SRI technique
(A) 30 – 35 kg (B) 1 •— 1•5 kg (C) 5-6kg (D) 10-12kg
Ans:C
63. Soldier insect harms which cropmore
(A) Urad (B) Arhar (C) Moong (D) Paddy
Ans:D
64. ln which season is the highestyield of Maize obtained
(A) Zaid (B) Kharif (C) Rabi (D) A11 of these
Ans:B
65. Seed treatment of which crop isdone by Captan or Cerasan @ 5gm / kg seed--
(A) Cotton (B) Jute (C) Satflower (D) Mondua
Ans:A
66. Varieties of Miscavi and PusaVisal are of which crop
(A) Cotton (B) ]ute (C) Oat (D) Berseem
Ans:D
67. Which is not prepared frompotato
(A) Farina and Alcohol (B) Paper (C) Wine (D) Acetic acid
Ans:B
68. Potato tuber growth is stopped atwhat temperature ?
(A) 40°C — 42°C (B) 30°C — 32°C (C) 35°C — 37°C (D) 38°C – 40°C
Ans:B
69. In which state of India is the areaof Coffee maximum ?
(A) Kerala (B) Andhra Pradesh (C) Karnataka (D) Tamil Nadu Ans:C
70. How much cloves of garlic isrequired for one hectare
(A) 400 kg (B) 500 kg (C) 600 kg (D) 300 kg
Ans.A
71. Which variety of Papaya givesmaximum Papain
(A) Pusa Delicious (B) Pusa Majesty (C) PusaGaint (D) Pusa Dwarf
Ans:C
72. At the time of Apple fruit setting,what is the minimum tempera-turerequired ?
(A) 10°C (B) 4-5°C -— 5-5°C (C) 8°C —- 10°C (D) 2°C — 30C
Ans:C
73. How many days can the Aonlabe kept in salt solution ?
(A) 15 days (B) 30 days - (C) 60 days (D) 75 days Ans:D
74. What is the average temperatureof cow and buffalo ?
(A) – 98•4°F (B) lU0°F (C) 101•5°F (D) 102°F Ans:C
75. ’Pheromone Trap’ attracts-
(A) male moths (B) female moths (C) caterpillar (D) female bugs
Ans:A
No comments:
Post a Comment