RAEO & RHEO QUIZ 3 | Online Daily Quiz

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RAEO & RHEO QUIZ 3

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Agronomy 

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1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15

1. Answered
2. Review

1. Question 1 of 15

   1. Question

   1 points

   Which of the following is a method of indirect measurement of soil moisture?

   • Neutron moisture meter
   • Electron moisture meter
   • Positron moisture meter
   • Proton moisture meter
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
2. Question 2 of 15

   2. Question

   1 points

   Which of the following formulae is correct?

   • WR = ET +AW + INR
   • WR = IR + (ER+S)
   • ET = IR + INR (-S)
   • IR = WR – (ER + S)
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
3. Question 3 of 15

   3. Question

   1 points

   What will be CPE value when irrigation is scheduled at 0.8 IW/CPE with 6.0 cm
   depth of irrigation water?

   • 7.5 cm
   • 75 mm
   • 750 cm
   • Both a & b
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
4. Question 4 of 15

   4. Question

   1 points

   Sugarcane crop required maximum water at;-

   • Germination stage
   • Grand growth stage
   • Maturity stage
   • All of these
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
5. Question 5 of 15

   5. Question

   1 points

    Which of the following is not a component of the moisture potential in soils?

   • Matric potential
   • Gravity potential
   • Turger potential
   • Osmotic potential
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
6. Question 6 of 15

   6. Question

   1 points

   Major irrigation project covers an area of _______

   • 1000 ha
   • > 10000 ha
   • 5000 ha
   • None of these
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
7. Question 7 of 15

   7. Question

   1 points

   SAR and RSC values for normal water should be _________.

   • > 10 and < 2.5
   • <10 and > 2.5
   • < 10 and <2.5
   • None of these
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
8. Question 8 of 15

   8. Question

   1 points

   The C/N ratio in the organic matter of furrow slice (upper 15 cm) of arable soils
   commonly ranges from _________ .

   • 3:1 to 4:1
   • 6:1 to 7:1
   • 18:1 to 19:1
   • 8:1 to 15:1
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
9. Question 9 of 15

   9. Question

   1 points

   Which of the following rotations is likely to leave soil richer in organic matter?

   • Continuous sorghum
   • Continuous maize
   • Continuous oats
   • Maize – Oats - Clovers
   Correct
   

   GOOD!

   Incorrect
   

   Oops!
10. Question 10 of 15

    10. Question

    1 points

    The maximum phosphorus availability in most of the soils is in the pH range;-

    • 4.0 to 4.5
    • 5.0 to 5.5
    • 6.0 to 6.5
    • 7.0 to 7.5
    Correct
    

    GOOD!

    Incorrect
    

    Oops!
11. Question 11 of 15

    11. Question

    1 points

    The deficiency symptoms are first observed on apical buds in case of ;-

    • Zn deficiency
    • Mo deficiency
    • N deficiency
    • B deficiency
    Correct
    

    GOOD!

    Incorrect
    

    Oops!
12. Question 12 of 15

    12. Question

    1 points

    The law of diminishing return was proposed by ________

    • Mitscherlich
    • Wilcox
    • Blackman
    • Van Liebig
    Correct
    

    GOOD!

    Incorrect
    

    Oops!
13. Question 13 of 15

    13. Question

    1 points

    Which of the following plant species produced nodules on its stem?

    • Sesbania aculeata
    • Sesbania rostrata
    • Crotolaria juncea
    • Sesbania acuminata
    Correct
    

    GOOD!

    Incorrect
    

    Oops!
14. Question 14 of 15

    14. Question

    1 points

    The quantity of DAP and urea required to fertilized the crop @ 120 – 60 kg N P2O5
    will be;-

    • 130 kg DAP and 210 kg Urea
    • 130 kg DAP and 260 kg Urea
    • 210 kg DAP and 130 kg Urea
    • 260 kg DAP and 130 kg Urea
    Correct
    

    GOOD!

    Incorrect
    

    Oops!
15. Question 15 of 15

    15. Question

    1 points

    VAM belongs to the group of;-

    • Bacteria
    • Fungi
    • Algae
    • Actinomycetes
    Correct
    

    GOOD!

    Incorrect
    

    Oops!

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