MCQs Agronomy [17]

1. In monoculture, lack of biodiversity in the cropland can make it more susceptible to_____________


2. Crop rotation, a vital component of organic farming, can help farmers to ____________


3. _____________ is the key soil bacteria responsible for converting ammonium (NH4+) to nitrite (NO2-)


4. _____________ is the key soil bacteria involved in nitrogen fixation


5. __________of the following crops is generally not grown in dryland areas


6. Which of the following is least critical for irrigation in wheat?


7. _____________ in 1909 developed an equation to describe the nutrient-yield relationship in crop plants


8. ____ is an essential macronutrient and fundamental building block of amino acids, which are then linked together to form proteins, essential for all living organisms.


9. Composting food waste and farm waste is an example of an organic farming practice that promotes _____________


10. _____________ is a free-living bacteria


11. Which of the following is a major source of natural fiber in Pakistan?


12. Which of the following plants lack the ability to form a symbiotic relationship with nitrogen-fixing bacteria?


13. _____ is considered the father of the fertilizer industry


14. Availability of phosphorus to plants is maximum when pH is___________


15. The important component of the Green Revolution during the 1960s include the use of ____


16. ________ ________________ in the clayey soil


17. Weeds that resemble crops in appearance exhibit a type of ____


18. Considering soil _____ is a major disadvantage of monoculture farming


19. _______ is the process of removing excess soluble salts or exchangeable sodium from soil


20. _____ is an essential component of more than 80 metalloenzymes


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