Soil Science MCQ – 25

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Soil Science MCQ – 25

Soil Science MCQ

   MCQ on Agriexam.com

Soil Science MCQ Study

[google-translator]

Agriexam Daily Quiz

 

Q.1: H2S gas produced in rice field has ___ effect on availability of P?

  1. Synergistic
  2. Antagonistic
  3. No effect
  4. None of the above

Answer: 1

 

Q.2: Unsaturated hydraulic conductivity is maximum in?

  1. Sandy soil
  2. Silty soil
  3. Loamy soil
  4. Clayey soil

Answer: 4

 

Q.3: Which chemical is used as extractant during sulfur estimation by Chesnin and Yein method?

  1. Gum acacia
  2. BaSO4
  3. CaCl2
  4. TEA

Answer: 3

 

Q.4: Example of Gum Producing Bacteria is?

  1. Azotobacter
  2. Beijerinckia
  3. Rhizobium
  4. All of the above

Answer: 4

 

Q.5: Total Mn of a soil sample after digestion with HF (not upto dryness) can be measured through?

  1. Glass nebulizer
  2. Teflon nebulizer
  3. Both
  4. None of the above

Answer: 2

 

Q.6: PLFA is used to measure?

  1. Biodiversity
  2. Bioindication
  3. Biomonitoring
  4. Bioremediation

Answer: 1

 

Q.7: Honey-comb structure is found in which group?

  1. Phyllosiliocate
  2. Nesosilicate
  3. Sorosilicate
  4. None of the above

Answer: 1

 

Q.8: Dyer’s regent is?

  1. 2.5% citric acid
  2. 2% citric acid
  3. 1% citric acid
  4. 1.5% citric acid

Answer: 3

 

Q.9: Exchange acidity is determined by which method?

  1. Kononova’s
  2. Sokonov’s
  3. Kappen’s
  4. SMP method

Answer: 2

 

Q.10: In remote sensing, vegetation gives maximum reflectance in which spectral band?

  1. NIR
  2. Red
  3. Green
  4. Blue

Answer: 1

Soil Science MCQ – 25

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