The main cause of leaf mottle disease in citrus is due to the deficiency of -

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The main cause of leaf mottle disease in citrus is due to the deficiency of -

1.Manganese

2.Sulphar

3.Zinc

4.Iron

Posted Date:-2022-01-28 08:36:36

More MCQS Questions and answers

  1. Arka Soma and Arka Trashna are varieties of -
  2. Crimson Glove and Pusa Kanchan are the varieties of -
  3. Following are the statements regarding the Usar soil - 1. It is reclaimed by adding lime. 2. This soil has pH more than seven. 3. Paddy crop can be grown in this soil. Select the correct answer from the codes given below
  4. Genetic industry includes -
  5. Identify the crop on the basis of the following characteristics - 1. It is a kharif crop. 2. Aus, Aman and Boro are its three different growing periods in an agricultural year. 3. About one-fourth of the total cropped area of India is under its cultivation. Select the correct answer using the code given below -
  6. Identify the type of soil on the basis of the given characteristics - 1. They are rich in lime, iron, magnesia and alumina. 2. They are generally clayey, deep and impermeable. 3. They are mainly found in Maharashtra, Madhya Pradesh and Gujarat. Select the correct answer from the given alternatives -
  7. In the context of India, which of the following is/ are considered to be practice(s) of eco-friendly agriculture? 1. Crop diversification 2. Legume intensification 3. Tensiometer use 4. Vertical farming Select the correct answer using the code given below -
  8. In the context of India, which of the following is/ are considered to be practice(s) of eco-friendly agriculture? 1. Crop diversification 2. Legume intensification 3. Tensiometer use 4. Vertical farming Select the correct answer using the code given below -
  9. In which one of the following States is jute not significantly cultivated?
  10. Indian Institute of Vegetable Research is located in -
  11. Mask Dance and War dance aer popular folk dance of -
  12. National Bureau of Soil Survey and Land Use Planning (NBSSLUP) is headquartered at -
  13. Poduis the name of shifting agriculture in -
  14. What are the advantages of fertigation in agriculture? 1. Controlling the alkalinity of irrigation water is possible. 2. Efficient application of Rock Phosphate and all other phosphatic fertilizers is possible. 3. Increased availability of nutrients to plants is possible. 4. Reduction in the leaching of chemical nutrients is possible. Select the correct answer using the code given below -
  15. What is the use of biochar in farming? 1. Biochar can be used as a part of the growing medium in vertical farming. 2. When biochar is a part of the growing medium, it promotes the growth of nitrogen fixing microorganisms. 3. When biochar is a part of the growing medium, it enables the growing medium to retain water for longer time. Which of the statements given above is/ are correct?
  16. What kind of cropping pattern is used in rainfed farming areas?
  17. Which of the following is a branch of agricultural science which deals with principles and practices of soil, water and crop management. What is the name of the branch?
  18. Which of the following is known as the Golden Fiber?
  19. Which of the following is used as Biofertilizer?
  20. Which of the following is used as Biofertilizer?
  21. Which of the following is/ are sustainable agricultural practices? I. Mixed Cropping II. Crop Rotation III. Intercropping IV. Integrated farming Correct code is -
  22. Which of the following pairs is not matched correctly in relation to different varieties of rice and areas where those varieties are produced?
  23. Which of the following pairs is not matched correctly?
  24. Which one of the following is a Rabi crop in the Northern States of India?
  25. Agricultural census is conducted after every -
  26. Alluvial soils vary in nature from sandy loam to clay. They are generally -
  27. Arabica, Robusta and Liberica are varieties of -
  28. Black arm disease in Cotton is caused due to -
  29. COJ-64 and CO7717 are early maturing varieties of -
  30. Colour of the tag used on certified seed bags is -
  31. Consider the following statements : 1. Agricultural soils release nitrogen oxides into environment. 2. Cattle release ammonia into environment. 3. Poultry industry releases reactive nitrogen compounds into environment. Which of the statements given above is/ are correct?
  32. CS-52 and CS-54 are salt tolerant varieties of -
  33. Cultivation of Heeng (Asafoetida) has been started in which state/ UT?
  34. Dry land farming in India is largely confined to areas with rainfall less than -
  35. Dwarfness in sugarcane is caused by -
  36. Early blight is a disease of -
  37. Fruit cracking disease in Pomegranate is caused due to the deficiency of -
  38. Golden revolution is related to which of the following?
  39. Growing of two or more crops simultaneously on the same field in a definite pattern is known as -
  40. Heart rot disease in Sugarbeet is caused due to the deficiency of -
  41. How many laboratories for Agri product testing have been recently set up by Agricultural and Processed Food Products Export Development Authority (APEDA)?
  42. In agriculture Census, the operational holdings are categorized in five classes. Farmers with land holding of 4.00 to 10.00 hectare belongs to .......... category.
  43. Increasing human population put pressure on the natural resources such as land, soil, water, fossil fuels etc. IT causes - I. Soil erosion II. Salinization of soils III. Desertification IV. Eutrophication
  44. Jute cultivation in India is concentrated in delta area of which of the following rivers?
  45. Kaala Namak Paddy is grown in which part of Uttar Pradesh?
  46. Kanchan is a variety of -
  47. Karan-3 is a huskless variety of -
  48. Koter spot disease of turnip is caused due to the deficiency of -
  49. Leaf drop disease in peach is caused due to the deficiency of -
  50. Main crop of Madhya Pradesh is -
  51. Mauritius and Poovan are varieties of -
  52. Milpa and Ladang are different names for -
  53. Monoculture is a distinct characteristic of which of the following?
  54. Musa Paradisica is the botanical name of -
  55. National Research Centre for Citrus (NRCC) is located in -
  56. Nitrogen fixing bacteria make combination with cells of the roots of -
  57. Nitrogen fixing bacteria make combination with cells of the roots of -
  58. Nitrogen fixing bacteria make combination with cells of the roots of -
  59. Pennisetum glaucum is the scientific name of -
  60. Prakash is the variety of -
  61. Pusa RH-10 is a hybrid variety of -
  62. Red color of onion is caused due to the presence of -
  63. Saffron farming is being developed in which state, other than Jammu & Kashmir?
  64. Shushk Samrat is a variety of -
  65. Suprabha and Surbhi are varieties of -
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  67. The Crop Development Programmed of the Government of India covers which of the following groups of commercial crops?
  68. The cultivation of crops with an annual rainfall is less than 750 mm is called as -
  69. The farming in which farmers focus on growing enough food to feed themselves and other family members is called -
  70. The first areca nut to get the Geographic Indications (GI) tag is the Sirsi Supari. In which state is this supari grown?
  71. The hybrid variety of mango developed from the cross of Neelum and Alphonso is -
  72. The leaf curl disease in Chilli, Tobacco, Papaya and Tomato is a -
  73. The main cause of leaf mottle disease in citrus is due to the deficiency of -
  74. The method of harvesting a crop which leaves the roots and the lower parts of the plant uncut to give the subtle crops is known as -
  75. The term soil impoverishment relates to which one of the following?
  76. What culture should be given priority in groundnut cultivation?
  77. What is Inter-cropping?
  78. Which is the leading areca nut producing state in India?
  79. Which of the following countries is the largest exporter of rice in the world?
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  81. Which of the following fruits has maximum area under cultivation?
  82. Which of the following is a commercial crop?
  83. Which of the following is not a Commercial Crop in India?
  84. Which of the following is not a commercial crop?
  85. Which of the following is not a micro irrigation system?
  86. Which of the following is not an insecticide?
  87. Which of the following is/ are a method of propagation? I. Cutting II. Layering III. Grafting IV. Inarching V. Budding Correct code is -
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  89. Which of the following state declare Jackfruit as the official state fruit -
  90. Which of the following states do cultivate wheat?
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  94. Which type of N-fertilizer is suitable for water-logged soil?
  95. Who determines the minimum support price in India?
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