General agriculture pointers -8 ✓✓

1. A specific way adopted by the communicator to effectively convey his message so that it is understood by the maximum number of the audience is called Treatment of Message.
2. A substance used for artificial rain stimulation is AgI (Silver Iodide) / Dry Ice.
3. A system of tillage in which organic residues are not inverted into the soil and are used as a protective cover against erosion and evaporational losses of soil moisture is known as Conservation Tillage or Stubble Mulch Tillage.
4. A systematic display of models, specimens, charts, real objects, and any informative materials is referred to as an Exhibition.
5. A tall pea plant (DD) and a tall pea plant (Dd) have what in common? Their Phenotype.
6. A technique to rejuvenate unproductive and senile cashew trees is called Top Working.
7. A thin layer of meristematic cells located between phloem and xylem is known as Cambium.
8. A time-based market basically for perishable goods is termed as a Short Period Market.
9. A transgenic plant containing genes from both potato and tomato plants is known as Pomato.
10. A typical climacteric fruit is the Banana.
11. A shade-loving leafy vegetable is Water Leaf.
12. A sheet of paper with a pictorial slogan, which is utilized to attract mass attention for a single idea, is called a Poster.
13. A single cross (A x B) x OP (Open Pollinated) variety is referred to as a Double Top Cross.
14. A single DNA molecule condensed into a compact structure in vivo by complexing with accessory histones or histone-like proteins is known as a Chromosome.
15. A single gene affecting more than one character or governing multiple traits is called Pleiotropy.
16. A single practice demonstration used to show the method of sowing is known as a Method Demonstration.
17. A situation in which a crop needs more of a given nutrient yet has shown no deficiency symptoms is referred to as Hidden Hunger.
18. A small published book consisting of 24 to 48 pages is known as a Bulletin.
19. A soil having more sodium salt, a pH greater than 8.5, and 15 ESP (Exchangeable Sodium Percentage) is called Alkali Soil.
20. A soil with a pH value of 4.7 can be termed as Acidic.
21. A statement of situation, objectives, problems, and solutions is referred to as a Programme.
22. Origin of bajra is Africa.
23.  Bajra is sensitive to - water logging and Acidic soil 
24.  The largest producer state of cotton in India is -Gujarat 
25.  Bad opening of balls is known as - Tirak  
26. In cotton , the maturity of fibre is judged by – Arealometer 
27. Which type of incompatibility is found in mango - Gametophytic  
28. Mango variety , most suitable for high density planting is Amarpali
29.  Mango inflorescence contains , which type of flowers - male and hermaphrodite
30.  The off season mango variety is - Niranjan  
31. The only mutant cultivarr of mango is – Rosica 
32. Magnifera contains about 41 species.
33. The regular bearing varieties of mango are - Neelum , Banglora , pairi, etc. 
34. Mosambi a sweet orange cultivar was introduced from - Mozambique  
35. The edible portion of citrus fruits is -Juicy placental hairs  
36. The first record of the name grape fruit in Jamaica was in – 1814
37. The Banana breeding was first stared at - Imperial college of tropical agriculture in Trinidad (1922).
38.  Banana Breeding was stared in India in 1949 at Central Banana Research station , aduthurai (TN).
39. Banana can be stored at - 13 C and 85 % RH 
40. Banana initiate flowering 9-12 months after Planting  
41. The yellow pigment in papaya is caricaxanthin.  
42. Papaya is the richest source of vitamin A next to mango it contains 2020 IU/ 100 g fruit 
43. King of temperate fruit is - Apple 
44.  Family of apple is Rosaceae 
45.  Mother of all delicious group of cultivars is - Red delicious  
46. The king of arid fruit is Ber.
47. The commercial propagation method off grape is - hard wood cutting                            
48.  In India the black soil is mostly found in - Maharashtra 
49.  Red soil is mostly found in – Tamilnadu 
50. The soil which is most suitable for most crops is - sandy loam 
51.  Red colour in the red soils is due to presence of various oxides of irons  
52. The vertical section of the soil showing the various layers from the surface to the unaffected parent material is known as - soil profile . 
53. The arrangement of soil particles and their aggregate  into certain defined is called - Soil structure  
54.  Particle density of soil is also known as - true density 
55.  Generally the particles density of normal soil is - 2.65 gram/cm3 
56.  The bulk density of normal soil is - 1.33 g/cm 3 
57.  The formula of porosity of soil is - porosity =100-(bulk density / Particle density ) 
58. The certain exchange capacity (CEC) of montmorillonite is - 60-100 me / 100 gm 
59. The first soil classification system was developed by - russion scientist Dokuchaev (1880)
60. The U.S classification system the soil orders are – 10 
61.  Formula of bulk density is= wt. of soil / volume of solids and pores 
62.  Law of minimum was given by - Vn Liebig (1840) 
63. Top most mineral horizon is - A horizon 185. exchangeable sodium %age is also known as soluble %age 
64. The term pH was introduced by Sorensen (1909) 
65.  Energy exchange elements are H & O 
66. K & Na is determined by Flame Photometer.  
67. Micro nutrient is also known as - trace element , Oligo -element or spurned elements.
68. Bulk method was first used by- Nelson Ehle in 1908
69.  The modification of bulk method is - Single seed descent  
70. In pure line Theory ,Johannsen was working on- Princess variety of Rajma  
71. Mass Pedigree Method was proposed by- Harrington in 1937 
72. The oldest method of selection is - mass Selection 
73.  Progeny test was developed by -Louis de Vilmorin  
74. Progeny Test is also known as - Vilmorin isolation principle  
75. Single seed Descent method applied for the first time in oat in 1965 by – Graphius
76.  The term recurrent selection was coined by -Hull in1945 
77. The use of synthetic varieties for commercial cultivation was first suggested in maize by-Hayes and Garber , 1919
78.  Synthetic varieties are maintained by-open Pollination 
79. A synthetic variety can be developed from-Inbreeds, clones and open pollinated varieties . 
80. The general or basic concept in the development of synthetic varieties is - Exploitation of hybrid vigour 
81. The concept of disruptive mating and selection was developed by - Mather (1953) and Thody (1958)
82.  The Concept of dialled selective mating system was originally develped by - jonsen in 1970 
83. The hetrosis is also known as - Hybrid vigour 
84.  The term heterosis was first used by - Shull in 1914      
85.  Dominance theory was proposed by - Devenport  in 1908 
86. Acaricides are pesticides that kill mites.
87. According to Beaufort’s scale, winds are classified into 12 classes.
88. The particle size of coarse sand is defined as 2 - 0.2 mm.
89. According to NBSSLUP, India has 21 Agro Ecological Regions.
90. The Planning Commission identifies 15 Agro Climatic Zones in India.
91. The acid present in ants is Formic acid.
92. Acidic soils have more H+ ions and fewer OH- ions.
93. Acidity in pineapple fruit increases due to shade.
94. Acid-saline soils have a pH range of 3 to 5.
95. "Agronomy" is derived from the Greek words agros + nomos.
96. Agrostology is the study of fodder grasses. 
97. The total land capability classes are 8.
98. The bacteria that change nitrite to nitrate are Nitrobacter.
99. The botanical name of groundnut is Arachis hypogaea. This legume is commonly known as peanut.
100. The origin of groundnut is believed to be in Brazil. It has been cultivated for thousands of years in various parts of the world.