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MCQs

Total Questions : 52 | Page 5 of 6 pages
Question 41. Solonchak soil is the other name for ____________
  1.    alkali Soils
  2.    sodic Soils
  3.    saline-alkali soils
  4.    saline soils
 Discuss Question
Answer: Option D. -> saline soils
Answer: (d).saline soils
Question 42. A soil sample has an Exchangeable sodium percentage (ESP) of 16%, its electrical conductivity is 3.2 Milli-Mohs/cm and a pH of 9.5. How is the soil classified?
  1.    Saline soil
  2.    Saline-alkaline soil
  3.    Alkaline soil
  4.    Non-saline soil
 Discuss Question
Answer: Option C. -> Alkaline soil
Answer: (c).Alkaline soil
Question 43. What is the cross sectional shape of shallow surface drains?
  1.    Triangular Shape
  2.    Circular Shape
  3.    Rectangular Shape
  4.    Trapezoidal Shape
 Discuss Question
Answer: Option D. -> Trapezoidal Shape
Answer: (d).Trapezoidal Shape
Question 44. What structure is constructed to carry back into the underground?
  1.    Land Grading
  2.    Random Field Drains
  3.    Surface Inlet
  4.    Open Drains
 Discuss Question
Answer: Option C. -> Surface Inlet
Answer: (c).Surface Inlet
Question 45. Which type of drains is used for small quantity of waters removal?
  1.    Blind Inlet
  2.    Shallow Surface Drains
  3.    Deep Surface Drains
  4.    Open Drains
 Discuss Question
Answer: Option A. -> Blind Inlet
Answer: (a).Blind Inlet
Question 46. Which type of open drains would be fully operative only in rainy season?
  1.    Shallow Surface Drains
  2.    Deep Surface Drains
  3.    French Drain
  4.    Drains
 Discuss Question
Answer: Option B. -> Deep Surface Drains
Answer: (b).Deep Surface Drains
Question 47. In surface inlet what is provided to deal with trash?
  1.    Cunnette
  2.    Beehive Grate
  3.    Surface Inlet
  4.    Blind Inlet
 Discuss Question
Answer: Option B. -> Beehive Grate
Answer: (b).Beehive Grate
Question 48. Which among the following salt is also called black alkali?
  1.    Na₂CO₃
  2.    Na₂SO₄
  3.    NaCl
  4.    NaOH
 Discuss Question
Answer: Option A. -> Na₂CO₃
Answer: (a).Na₂CO₃
Question 49. Alkali soils are reclaimed by ___________
  1.    leaching of soil
  2.    using limestone as a soil amendment
  3.    using gypsum as a soil amendment
  4.    provision of drainage
 Discuss Question
Answer: Option C. -> using gypsum as a soil amendment
Answer: (c).using gypsum as a soil amendment
Question 50. Which is the least harmful salt for agricultural soil?
  1.    Na₂CO₃
  2.    Na₂SO₄
  3.    NaCl
  4.    NaOH
 Discuss Question
Answer: Option C. -> NaCl
Answer: (c).NaCl

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