Tillage cuts, loosens and inverts the soil for what main purpose?
Correct answer D. Seedbed preparation
Topic / 300 questions
Agronomy MCQs
Page 5 of Agronomy multiple-choice questions with answers. Tap an option to check yourself.
Page 5 of 15
Which part of the embryonic axis grows into the root?
Correct answer A. Radicle
What do root nodules help plants to do?
Correct answer A. Nitrogen fixation
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How many square feet are there in one acre?
Correct answer C. 43,560
What is the recommended fertiliser requirement for wheat on a medium loamy soil?
Correct answer C. 136-85 NP kg/ha
How many agro-ecological regions does Sindh have?
Correct answer B. 4
What is a crop grown on the residual soil moisture left after the rice harvest called?
Correct answer D. Dubari crop
Which methods does integrated pest management combine?
Correct answer D. Chemical, cultural and biological methods
What is a foreign variety that is recommended directly for commercial cultivation called?
Correct answer C. Exotic variety
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What is a plant’s resistance to living organisms called?
Correct answer A. Biotic resistance
What is the loss of a substance as gas from soil, fertiliser or manure called?
Correct answer D. Volatilisation
Which of the following is a C4 plant?
Correct answer D. All the above
Melilotus alba is an objectionable weed of which crop?
Correct answer A. Methi
Which test is used to assess the significance of differences among several means?
Correct answer A. F-test
What is the ratio of treatment variance to error variance known as?
Correct answer D. F-value
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Which amino acid is limiting in pulses?
Correct answer D. Tryptophan
What is the series of transformations a nutrient goes through in the biosphere before returning to its original form called?
Correct answer C. Nutrient cycle
What are auxins and cytokinins?
Correct answer B. Growth regulators
What is the term for conducting experiments in glassware, outside a living organism?
Correct answer D. In vitro
What does the abbreviation WTO stand for?
Correct answer A. World Trade Organization