Answer Key – APSC Prelims 2014 Agriculture Paper
Following is the APSC Prelims 2014 Agriculture Answer Key. Agriculture is one of those selected subjects which candidates can choose as optional for APSC Combined Competitive Examination (Prelims). Agriculture itself is a combination of many subjects. So, the syllabus is vast and only Agriculture students could attempt APSC Prelims with Agriculture as optional.
Anyway, we solved the 2014 APSC Prelims Agriculture optional paper. Two Agri graduates helped us and finally the answer key is ready for our users. Just like the General Studies and Geography answer keys, we are only posting the answers here. We hope APSC candidates from Agriculture background will find this APSC 2014 Agriculture Answer Key useful. Credit for this paper goes to our user ‘Pranab’.
APSC 2014 Prelims Agriculture Answers
1. Most plants utilize available nitrogen in the form of
Answer: a) Nitrate. Plants use available nitrogen in nitrate and ammonium (not Ammonia) forms.
2. Condensation of atmospheric water vapour in the form of water drops on surfaces of plants exposed to nocturnal radiation is known as
Answer: a) Dew
3. The branch of science that deals with the study of the origin of soil, its classification and characterization is known as
Answer: c) Pedology
4. In soil, ammonia is transformed into nitrate by
Answer: a) Bacteria
5. The decomposition of organic residue in soil is a
Answer: c) Enzymatic process. Soil enzymes play an important role in decomposition of organic matter.
6. The furrow slice which is ploughed for cultivation of crops encompasses
Answer: a) 0-15cm
7. The diameter of clay particle is
Answer: b) less than 0.002 mm
8. Salt content of soil is determined by measuring its
Answer: c) electrical conductivity
9. The total geographical area of India is
Answer: a) 328 million ha
10. The application of organic manure is soil
Answer: c) tends to decrease soil pH (little confusion here)
11. Wilting and dying of young Maize leaves along with margins indicate the deficiency of
Answer: b) Molybdenum deficiency
12. Tomato fruit is technically called as
Answer: c) berry
13. For which of the following fruits veneer grafting is found to be the best propagation method?
Answer: c) Mango
14. Grape is a
Answer: b) temperate fruit (confusion as Grape was originally a temperate fruit, now adapted to subtropical and tropical condition)
15. A nationally identified and released variety of sugarcane developed at SRS Buralikson is
Answer: c) Dhansiri
NOT OFFICIAL – Answer Key from Assams.info
16. In which sexual organ reproduction takes part but fertilization does not occur?
Answer: d) Parthenogenesis
17. The Pure-line theory was first put forward by
Answer: b) W. L. Johannson
18. Any chromosome other than a sex chromosome is known as
Answer: b) Autosome
19. The functional unit of DNA is known as
Answer: c) Cistron
20. A complete set of genes present in a haploid set of chromosome is
Answer: d) Genome
21. Maize is a
Answer: d) C4 plant
22. Which of the following transgenic crops has maximum cultivated area in India?
Answer: a) Cotton
23. In India, the first agricultural university was established at
Answer: c) Pant nagar
24. The variety K-851 belongs to the crop
Answer: b) Green gram
25. The person considered as the Father of Extension in India is
Answer: c) K. N. Singh
26. The Primary responsibility of extension organization is
Answer: b) to facilitate farmers
27. The word communication is originated from
Answer: a) Communication originated from Latin word ‘communicatio’.
28. Yellow stem borer (Scirpophaga incertulas) is a major pest of
Answer: a) Rice crop
29. DDT belongs to
Answer: c) Organochlorine group of insecticides.
30. Which part of the sprayer atomizes the spray solution?
Answer: b) Nozzle
31. Udbatta disease is caused by
Answer: c) Fungus
32. Bunchy top of Banana is caused by
Answer: a) Banana bunchy top virus
33. Whiptail is a deficiency disease of Cabbage caused by
Answer: a) Molybdenum
34. The oil content in seeds of toria variety M-27 is
Answer: a) 44.6%
35. Direct seeded summer Rice in Assam is grown in
Answer: c) March – April
36. Does of nutrient for Sugarcane crop in Assam is
Answer: c) 135 – 70 – 60 kg N – P2O5 – K2O
37. Seed rate of Arhar in Assam
Answer: b) 12-15 kg/ha
38. Agronomy is made of two words namely
Answer: c) agros and nomos
39. Pegging is a useful phenomenon found in
Answer: c) Groundnut
40. BGA is a
Answer: d) Biofertilizer
41. The fertilizer containing nitrogen in amide form is
Answer: c) Urea
42. Botanically guava fruit is a
Answer: c) Berry
43. Redness in apple is due to the presence of
Answer: a) Anthocyanin
44. Which of the following fruits in India has highest production?
Answer: b) Banana
45. Edible portion of grape is
Answer: b) pericarp and placenta
46. Which of the following countries is the largest producer of Banana?
Answer: a) India
47. Amrti Sagar is a variety of
Answer: a) Banana
48. Which of the following vegetables is not transplanted?
Andwer: c) Radish
49. Potato Virus diseases are mostly spread by the insect called
Answer: a) Aphid
50. The best crop management practice in eradicating especially soil-borne diseases ie wilting, of arhar, pea and gram is
Answer: b) Mixed cropping
51. Collapse and death of seedling which result from a lesion caused by pathogen at the soil level is termed as
Answer: c) Damping off
52. Vector of Rice Tungro virus is
Answer: a) Green leafhopper
53. Lettle leaf of Brinjal is caused by
Answer: a) Phytoplasma
54. Individual rice grain becomes white and chaffy due to the attack of
Answer: a) Rice gundhi bug. Sucking of the milky sap causes chaffy grains.
55. The use of flood jet nozzle is required for
Answer: b) increase the droplet size. Flood jet nozzle produces larger droplet size.
56. Better use of land, better marketing and better management are the features of
Answer: b) specialized farming
57. Which of the following is not a system of farming?
Answer: d) Dairy farming
58. NABARD is a
Answer: c) NABARD is a Development bank.
59. The National Food Security Mission covers all of the following, except
Answer: d) Sugarcane
60. High-yielding variety programme was launched in India in
Answer: d) 1966
61. The first Extension Education Institute (EEI) was established at
Answer: a) India’s first Extension Education Institute (EEI) was established in 1959 at Nilokheri, Haryana
62. Which of the following is the first KVK of Assam?
Answer: a) Assam’s first KVK in Napam
63. ATMA stands for
Answer: b) Agricultural Technology Management Agency (ATMA)
64. A systematic display of models, specimen, charts etc. in a sequence around a theme is
Answer: a) Exhibition
65. A sudden heritable change occurs in an organism due to structural change in a gene is called
Answer: a) Mutation
66. The crop in which first commercial hybrid was exploited is
Answer: a) Maize
67. Which of the following is called the Queen of Genetics?
Answer: d) Fruit fly (drosophila)
68. Khaira disease of Rice is due to
Answer: b) Zinc deficiency
69. Among the following, which form of soil water is available in plants?
Answer: a) Capillary water is held in soil and most of it available to plants.
70. The crop rich in both protein and oil is
Answer: c) Soybean
71. Fruit of mustard is known as
Answer: b) Silique is the fruit of Mustard plants.
This answer key was prepared by www.assams.info.
72. Jute belongs to the family
Answer: d) Malvacease
73. The major crop of acid soils, as it has greater degree of resistance to acidity is
Answer: A) Rice
74. Which of the following is a man-made cereal?
Answer: c) Triticale
75. Which of the following crop fibres is derived from reproductive plant parts?
Answer: b) Cotton
76. The place of origin of Maize is
Answer: d) Mexico
77. The CEC of soils increases with
Answer: b) Increase in clay content
78. The white tip of Maize is due to
Answer: c) Zinc deficiency
79. The arrangement of soil particles in a specific pattern is called
Answer: a) Soil structure
80. A floating aquatic fern having nitrogen fixing bacterial blue-green algae is called
Answer: c) Azolla
81. The Handbook of Agriculture is published by
Answer: b) ICAR (Indian Council of Agricultural Research)
82. The most effective method of communication is
Answer: d) Personal visit
83. Centres of ICAR established in the districts for extension works in collaboration with SAUs are
Answer: A) Krishi Vigyan Kendras (KVK)
84. Extension workers are
Answer: a) Professional leaders
85. The National Agricultural Extension Project was launched by the
Answer: d) State Governments
86. The Principle of extension education is
Answer: c) learning by doing only
87. The most important and fundamental principle of disease management is
Answer: d) Use disease-free seeds and plating materials
88. Cadang-cadang disease of coconut is caused by
Answer: a) Viroid
89. Yellow vein mosaic of Okra is transmitted by
Answer: c) Aphids
90. Koleroga disease of Arecanut is also known as
Answer: c) Mahali disease
91. Grape is a rich source of
Answer: a) Tartaric acid. Grape contains Tartaric, Malic and Citric acid. But Tartaric acid content is usually high.
92. Which of the following is monocot vegetable?
Answer: d) Colocasia
93. Edible portion of Apple is
Answer: a) Thalumus
94. National fruit of India is
Answer: c) Mango
95. Red Colour of matured Chilli is due to
Answer: a) Capsanthin
96. Which of the following hormones is used in Cucurbits for inducement of flowers?
Answer: b) NAA (Not sure)
97. The insect which attacks rice at night time is known as
Answer: c) Army worm
98. In photosynthesis, the assimilatory power refers to
Answer: c) ATP and NADPH2
99. Plant growth is measured by
Answer: b) Auxanometer
100. Synthesis of IAA in plants require
Answer: a) Zinc is essential for synthesis of IAA in plants.
So, that was the answer key for 2014 APSC Prelims Agriculture question paper. Users are required to point out mistakes or wrong answers, if any.
Good work. Whoever you guys are, we are proud of you. Can you guys post more Agriculture APSC question papers?