General agriculture pointer - 103

 

1. The Bengal famine of 1943 was caused by the failure of the rice crop due to brown spot disease caused by Helminthosporium oryzae.
2. Ber fruits mature 5-6 months after flowering.
3. Ber is commonly known as the "poor man's fruit" and the "king of arid fruits."
4. The Berlo Model of Communication (1960) includes source, encoder, message, signal, decoder, and receiver.
5. Berseem is also known as Egyptian clover.
6. The best and cheapest mulch to minimize wind erosion is stubble mulch.
7. The best method for irrigating citrus is the ring method.
8. The best method for extracting tomato seeds is the acid method.
9. The best method to control stored grain pests is fumigation.
10. The black cotton soils seen in the Chittoor Taluk of Palakkad district are essentially alkaline in reaction.
11. The black-headed caterpillar of coconut is controlled by larval parasitoids like Bracon brevicornis, Goniozus nephantidis, and Elasmus nephantidis.
12. Black rot of cabbage is caused by Xanthomonas campestris.
13. Black soil belongs to the soil order Vertisol.
14. Black soil contains the clay mineral montmorillonite clay (2:1).
15. Black soil appears black due to manganese (Mn) and high organic matter.
16. Black tip or mango necrosis is caused by SO₂ and CO₂ gases released from brick kilns.
17. Blast in rice can be controlled by using Agrosan and Ceresan at 2g/kg of seed.
18. Bleaching powder application is a method to control bacterial leaf blight.
19. Blister blight is a disease of tea.
20. Blitox is the trade name for copper oxychloride (COC).
21. Blossom end rot in tomatoes is due to calcium deficiency.
22. Biocontrol of foot rot in black pepper involves using Trichoderma, VAM, and Pseudomonas.
23. Eucalyptus tereticornis is a bio-drainage plant.
24. Horse gram is a plant that absorbs dew very efficiently.
25. Biological control of African Payal is successfully done by Cytobagus salviniae.
26. The biologically active form of glucose is D-dextrose.
27. Bio-super is made up of rock phosphate, sulfur, and sulfur-oxidizing bacteria.
28. Bipolaris is used to control Johnson grass and barnyard grass.
29. Birds belong to the phylum Chordata and the class Aves.
30. Bitterness in cucumber is due to cucurbitacin.
31. Bitterness in jute is due to corchorin.
32. Black arm or bacterial blight of jute is caused by Xanthomonas campestris.
33. Black cotton soil is most commonly found in Chittoor, Palakkad district of Kerala.
34. The black revolution is related to biofuel production, especially Jatropha 
35. The causal agent of Mad Cow Disease is prions.The dormancy-breaking hormone is cytokinin.
36. The total number of registered pesticides in India is 164.
37. ICAR Day is celebrated on 16th July.
38. ICRISAT is situated in Hyderabad.
39. The double helical structure of DNA was proposed by Watson & Crick.
40. The wind that causes rainfall in Tamil Nadu is the North East Monsoon.
41. Ringworm disease is caused by a fungus.
42. The total number of KVKs (Krishi Vigyan Kendras) in India is 731(2024).
43. The National Agriculture Insurance Scheme was introduced in the year 1999-2000 (Rabi).
44. The discovery of vitamin was credited to Funk.
45. The theory of evolution was proposed by Charles Darwin.
46. The Law of Heredity was established by Gregor Mendel.
47. The instrument used to measure atmospheric pressure is a barometer.
48. Mycorrhiza is a symbiotic association between fungi and the roots of higher plants.
49. Growing plants under soil-less conditions is called Hydroponics.
50. Stress hardening in plants can be activated by ABA (Abscisic Acid).
51. The flowering hormone used in pineapple is H₂C=CH₂ (ethylene).
52. Photorespiration is an energy spending process.
53. The major form of transport carbohydrate in higher plants is sucrose.
54. The element contributing to disease and drought resistance is potassium.
55. Khaira disease is caused by the deficiency of zinc (Zn).
56. Little leaf of citrus is caused by zinc deficiency.
57. The complex disease associated with nematodes is yellow ear rot.
58. Solar heat treatment is recommended against Ustilago segetum tritici.
59. The element involved in energy transfer and storage in plants is phosphorus.
60. Muriate of Potash (MOP) is chemically KCl.
61. The maximum allowable biurate content of urea is 1.5%.
62. For the maximization of net revenue, the condition is MR = MC (Marginal Revenue = Marginal Cost).
63. Over the years, the contribution of agriculture to the GDP of the Indian economy has been decreasing.
64. On the indifference curve, utility is constant.
65. The ‘U’ shape of cost curves can be best explained by the law of variable proportions.
66. For the consumer to be in equilibrium, the necessary condition is that the ratio of marginal utilities is equal to the price ratio.
67. The indifference curve approach can be attributed to Hicks.
68. Pineapple is a CAM (Crassulacean Acid Metabolism) plant.
69. In the tropical climate, C4 plants are more productive.
70. Mg²⁺ is a component of the chlorophyll part of the plant.
71. Heart rot of sugar beet is caused by boron deficiency.
72. 2,4-D is used for broadleaf weed control.
73. The berry size of Thompson Seedless grapes is increased by the hormone GA3.
74. The optimum spacing for wheat is 22.5 cm (line to line).
75. The non-traditional area for cultivating wheat is Eastern India.
76. The all-India average for wheat yield is 12-14 qt/ha.
77. The haploid number of chromosomes in rice is 12.
78. Rice is considered a short day plant.
79. The optimum depth of puddling in rice is 5 cm.
80. H-777 is the cultivar of cotton 
81.  Hybrid -4 is the first commercial cotton of the world developed by - Dr. C.T. Patel in 1970
82.  The leaves of cotton becomes reddish in colour due to decrease nutrient uptake and moisture .
83.  Origin of cotton is from - India  
84. Cotton belongs to- malvaceae 
85. Intra - Specific hybrid of cotton is -Hybrid -6, savita, surya. 
86. Interspecific hybrid of cotton is - Varalaxmi , DCH-32 , HB -224 etc. 
87. One seed of cotton has 60000-80000 fibres  
88. Ginning %= wt. of lint / wt. of seed cotton taken for ginning * 100 
89. The removal of lower leaves which come in contact with soil and lose their commercial value is known as priming process. 
90. Priming method is used in - Cigarette and wrapper tobacco 
91. The main aim of topping and Desuckering is - to divert the energy and nutrient of plant from flower to leaves. 
92. The removal of the lateral branches or suckers or auxiliary buds is called - Desuckering . 
93. Central tobacco research institute is situated at - Rajmundry, AP (1947) 
94. The richest source of protein among the food grain is - Pulses 
95. Head  quarter of Directorate of Pulses Research is located in - Kanpur UP 
96. Which pulse crop doesn’t fix N2 from atmosphere -Rajma  
97. The word pulse is derived from - French world pottage or poride means - soup (dal) 
98. The term legume is taken from - latin word - means to collect
99.  India is the largest producer of – gram 
100. The sour taste of gram leaf is due to presence of - Maleic acid(60%) and oxalic acid