Agronomy Questions and Answers

This set of Agriculture Multiple Choice Questions & Answers (MCQs) focuses on “Agronomy”.

1. Which of the following is not a measure for soil conservation?
a) Agronomic measure
b) Mechanical measure
c) Stone Terracing
d) Over irrigation
View Answer

Answer: d
Explanation: Agronomic measure is for area where erosion is not a severe problem. Mechanical measure is for land slope more than 2%. Stone Terracing is used for any slope with spacing of 10-30m.

2. Oil seeds belong to __________ family.
a) Euphorbiaceae
b) Aliaceae
c) Umbelliferae
d) Asteraceae
View Answer

Answer: a
Explanation: Oil seeds are the member of family Euphorbiaceae or spurge family. Other member of this family is Castor and Tapioca. The order is Malpighiales.

3. Which of the following is not a Kharif season weed?
a) Titali
b) Tinpatia
c) Lahsua
d) Motha
View Answer

Answer: b
Explanation: Tinpatia is not a Kharif weed but it is a Rabi season weed. The other name for Tinpatia is Desmodiumtrifolium.

4. What is the term used to describe the process of rotating different crops in the same field over a sequence of growing seasons?
a) Monoculture
b) Polyculture
c) Crop rotation
d) Intercropping
View Answer

Answer: c
Explanation: Crop rotation involves the systematic planting of different crops in the same field over time. It helps improve soil fertility, reduce pest and disease pressure, and optimize crop yields.

5. Which of the following crop rotation sequences is commonly used to break pest and disease cycles in agriculture?
a) Corn-Soybean-Wheat
b) Wheat-Rice-Sugarcane
c) Cotton-Corn-Soybean
d) Barley-Potato-Oats
View Answer

Answer: c
Explanation: Crop rotation, such as cotton-corn-soybean, is used to disrupt pest and disease cycles by alternating different crops in the same field over time, reducing the buildup of specific pathogens or pests associated with one crop.

6. Which soil is unfavorable for Tobacco cultivation?
a) Sodic soil
b) Acidic soil
c) Neutral soil
d) All soils
View Answer

Answer: a
Explanation: Sodic soils are unfit for tobacco production because the plants absorb lot chloride ions, which results in a poor burning quality of leaves and mild acidic soils are always better for superior quality leaves.

7. Which of the following is not a major nutrient essential for plant growth?
a) Nitrogen
b) Phosphorus
c) Potassium
d) Carbon
View Answer

Answer: d
Explanation: While carbon is necessary for photosynthesis, it is not considered a major nutrient for plant growth. Nitrogen, phosphorus, and potassium are the primary macronutrients required by plants in large quantities.

8. Who is known as father of agronomy?
a) JethroTull
b) Peter Decresenzi
c) Jogendra Singh
d) Md. Habibullah
View Answer

Answer: b
Explanation: Peter Drecresenzi collected many literatures related to agronomy. He wrote the book ‘Opus Ruralium Kamo Daram’. It consists of a wide range of knowledge related to Agronomy.

Sanfoundry Global Education & Learning Series – Agriculture.


To practice all areas of Agriculture, here is complete set of Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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