Soil Science MCQ – 31

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Time limit: 0 0 of 10 questions completed Questions: 1 2 3 4 5 6 7 8 9 10 Information Agriexam Daily Quiz   You have already completed the Test before. Hence you can not start it again. Test is loading... You must sign in or sign up to start the Test. You have to finish following quiz, to start this Test: Your results are here!! for" Soil Science 31 " 0 of 10 questions answered correctly Your time: Time has elapsed Your Final Score is : 0 You have attempted : 0 Number of Correct Questions : 0 and scored 0 Number of Incorrect Questions : 0 and Negative marks 0 Average score     Your score     Soil Science You have attempted: 0 Number of Correct Questions: 0 and scored 0 Number of Incorrect Questions: 0 and Negative marks 0 Thanks For Attending Daily Quiz Your result has been entered into leaderboard Loading Name: E-Mail: Captcha: maximum of 10 points Pos. Name Entered on Points Result Table is loading No data available 1 2 3 4 5 6 7 8 9 10 Answered Review Question 1 of 10 1. Question Capillary pores are? >15µ <15µ < b> >20µ <20µ < b> Question 2 of 10 2. Question According to USDA land Capability Classification, land are classified under ___ broad groups? 2.0 4.0 8.0 18.0 Question 3 of 10 3. Question Critical concentration (ppm) of Zn in case of DTPA extract is? 6 8 4 3 Question 4 of 10 4. Question Saline soils comes under which soil group as Zonality concept? Zonal Azonal Intrazonal None of the above Question 5 of 10 5. Question MP buffer used for determination of Lime Rquirement, having pH of? 6.5 7.5 8.5 7.65 Question 6 of 10 6. Question To prepare 250 mL 0.5N NaOH solution, NaOH needed is? 5g 10g 20g 40g Question 7 of 10 7. Question Redox potential for nitrification should be? > +250 mV > –250 mV < +250 mV < –250 mV Question 8 of 10 8. Question In Balck soils, Chernozem and Grummosols which type of clay are mainly found? Montmorillonite Kaolinite Halloysite Illite Question 9 of 10 9. Question Cation Exchange Reaction is an example of ___ reaction? Reversible Equivalence Both A and B None of the above Question 10 of 10 10. Question Which ion can cause more water absorption? H+ Na+ Ca++ All of the above

Q.1: Capillary pores are?

1. >15µ
2. <15µ >< b>
3. >20µ
4. <20µ >< b>

Q.2: According to USDA land Capability Classification, land are classified under ___ broad groups?

1. 2
2. 4
3. 8
4. 18

Q.3: Critical concentration (ppm) of Zn in case of DTPA extract is?

1. 6
2. 8
3. 4
4. 3

Q.4: Saline soils comes under which soil group as Zonality concept?

1. Zonal
2. Azonal
3. Intrazonal
4. None of the above

Q.5: MP buffer used for determination of Lime Rquirement, having pH of?

1. 6.5
2. 7.5
3. 8.5
4. 7.65

Q.6: To prepare 250 mL 0.5N NaOH solution, NaOH needed is?

1. 5g
2. 10g
3. 20g
4. 40g

Q.7: Redox potential for nitrification should be?

1. > +250 mV
2. > –250 mV
3. < +250 mV
4. < –250 mV

Q.8: In Balck soils, Chernozem and Grummosols which type of clay are mainly found?

1. Montmorillonite
2. Kaolinite
3. Halloysite
4. Illite

Q.9: Cation Exchange Reaction is an example of ___ reaction?

1. Reversible
2. Equivalence
3. Both A and B
4. None of the above

Q.10: Which ion can cause more water absorption?

1. H+
2. Na+
3. Ca++
4. All of the above

Soil Science MCQ – 31

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