R.K. Sharma Test 19 — Agri Master Mind

Which of the following is not a green manure crop?
  • Crotolaria juncea
  • Sesbania aculeta
  • Pongamia glabra
  • Cymposis tetragonoloba
Which is the most important process of chemical weathering?
  • Hydration
  • Solution
  • Hydrolysis
  • Oxidation
According to USDA, the size of silt is?
  • 0.002 - 0.02
  • 0.002 - 0.05
  • 0.02 - 0.2
  • Both A & B
Statement 1: The earthworm castings are unstable and easily break into smaller pieces. Statement 2: A mass of rotten organic matter from waste is called FYM.
  • Both are correct statements
  • Both are incorrect statements
  • Statement 1 is incorrect & statement 2 is correct
  • Statement 1 is correct and statement 2 is incorrect
Ammonium sulphate is ____________ fertilizer?
  • Secondary
  • Complete
  • High analysis
  • Primary
The relative percentage of NPK in a fertilizer is called as _______?
  • Fertilizer ratio
  • Fertilizer grade
  • Fertilizer limit
  • Fertilizer margin
Statement 1: Clay soils absorb more heat than clay soils. Statement 2: Ideally 2/3rd of pores are filled with water.
  • Both are correct statements
  • Both are incorrect statements
  • Statement 1 is incorrect & statement 2 is correct
  • Statement 1 is correct and statement 2 is incorrect
How much percentage of N is present in sodium nitrate?
  • 14
  • 16
  • 15
  • 13
Marshy soils are mainly _________ deficient?
  • Zn
  • Cu
  • Fe
  • Mn
Which of the following is not a low-analysis fertilizer in terms of Nitrogen percentage?
  • Single super phosphate
  • Ammonium phosphate
  • DAP
  • Urea
Oxygen percentage in the Earth's crust is?
  • 0.214
  • 0.243
  • 0.492
  • 0.782
In black soil, which one is not deficient?
  • N
  • P
  • Zn
  • Ca
According to USDA, the size of very fine sand is _____? mm
  • 0.002-0.05
  • 0.1- 0.25
  • 0.05-0.1
  • 0.5-1.0
"Kari" is related to ______?
  • Acid soil
  • Peaty soil
  • Saline soil
  • Marshy soil
Amount of N % in ammonium chloride is?
  • 24
  • 20.6
  • 26
  • 16
Which fertilizer is used for coconut and oil palm?
  • Ammonium chloride
  • Ammonium sulphate
  • Ammonium nitrate
  • Ammonium phosphate
Highest NPK percentage among the following options?
  • Sheep manure
  • Poultry manure
  • Biogas slurry
  • Compost
Which of the following is not an amendment in soil?
  • Tank silt
  • Gypsum
  • Limestone
  • All of the above are amendments - Press mud
Which of the following is not a primary mineral?
  • Feldspar
  • Serpentine
  • Hornblende
  • Halloysite
Nitrogen percentage in neem cake is?
  • 7.2
  • 6.5
  • 5.3
  • 5.9
Statement 1: N % in basic slag is 14-18. Statement 2: Ammonium nitrate is a fire hazardous fertilizer.
  • Both are correct statements
  • Both are incorrect statements
  • Statement 1 is correct and statement 2 is incorrect
  • Statement 1 is incorrect & statement 2 is correct
Which one has the highest N % content in them?
  • Sunn hemp
  • Dhaincha
  • Sesbania
  • Coir pith
One molecule of water is attached to _____ molecules in the neighborhood?
  • Two
  • Six
  • Five
  • Four
On average, one ton of well-grown green manure is equivalent to ______ ton of FYM?
  • 3
  • 2
  • 1
  • 0.5
The study of origin, formation, and geographic distribution of soils in nature is called as?
  • Petrogenesis
  • Edaphology
  • Pedology
  • Petrology
Which one has the highest N content in them?
  • Fish meal
  • Meat meal
  • Blood meal
  • Bone meal
Which nutrient element is taken up by plants in only a single form?
  • N
  • P
  • B
  • Mo
Iron (Fe) plays a role in ______.
  • Electron transfer
  • Nitrogen fixation
  • Photosynthesis
  • All of the above
Acidic soils have a pH less than ______.
  • 7.5
  • 5.5
  • 6.5
  • 4.5
Which element is NOT a major part of energy storage in plants?
  • P
  • N
  • C
  • H