Soil Fertility And Plant Nutrition Quiz

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| By Catherine Halcomb
Catherine Halcomb
Community Contributor
Quizzes Created: 1443 | Total Attempts: 6,686,485
| Attempts: 689
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  • 1/12 Questions

    How does potassium work to increase crop yields?

    • Maintains turgor pressure
    • Increases protein content of plants
    • Builds cellulose and reduce lodging 
    • Aids in photosynthesis
    • All of the above
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About This Quiz

What do you know about soil fertility and plant nutrition? Come and try our quiz to expand your soil and plant nutrient management knowledge. Soil fertility is one of the important factors that increase the ability of soil to sustain plant growth by providing enough nutrients and other biological factors needed for the plant's growth. Do you know the roles of different chemicals and environmental factors in soil fertility? Play this quiz and learn about the same.

Soil Fertility And Plant Nutrition Quiz - Quiz

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  • 2. 

    Some of the soil properties that determines soil fertility are bulk density, field capacity, soil colour and soil depth.

    • True

    • False

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  • 3. 

    An ideal soil is made up of solid, liquid and air, but what is the percentage?

    • 50%, 25% and 25%

    • 50%, 12% and 13%

    • 45%, 20% and 5 %

    • 60%, 20%, and 20%

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  • 4. 

    How many essential plant and soil nutrients are there?

    • 5

    • 25

    • 20

    • 17

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  • 5. 

    Roles of potassium in plants are

    • The formation of carbohydrates and proteins

    • Regulation of internal plant moisture

    • Acts as an accelerator of enzymes action

    • Helps in fruits coloration

    • All of the above

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  • 6. 
    What soil type is composed of 40% Clay, 60% Sand and 20% Silt? - ProProfs

    What soil type is composed of 40% Clay, 60% Sand and 20% Silt?

    • Clay

    • Sandy Clay

    • Loamy sand

    • Silty clay loam

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  • 7. 

    Factors affecting root growth are

    • Mechanical impedance

    • None of the above

    • Soil temperature

    • Soil aeration

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  • 8. 

    Phosphorus deficiency in plants are seen as 

    • Reddening of leaves due to lack of chlorophyll 

    • Root rot

    • Leaves curling

    • Blossom end rot

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  • 9. 

    Which nutrient is primarily responsible for promoting healthy leaf growth in plants and is a crucial component of soil fertility?  

    • Nitrogen

    • Potassium

    • Calcium

    • Phosphorus

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  • 10. 

    Which of the following are functions of soil organic matter?

    • Increases CEC in the soil

    • None of the above

    • Supplies N,P and S toplant growth

    • Holds uo twenty times its weight of water.

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  • 11. 

    Types of potassium found in the soil are:

    • Solution K

    • Exchangeable k

    • Fixed K

    • Matrix K

    • None of the above

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  • 12. 

    Environmental factors that affects plant growth are

    • Temperature, moisture supply

    • Soil aeration, soil structure

    • Pressure and nutrients 

    • Bitoic factors, radiant energy

    Rate this question:

Quiz Review Timeline (Updated): Jun 17, 2024 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jun 17, 2024
    Quiz Edited by
    ProProfs Editorial Team
  • Jul 15, 2022
    Quiz Created by
    Catherine Halcomb
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