Agronomy Written Test Questions And Answers Latest 2025/26 RATED A+
Who is given credit for discovering that soybeans were an excellent source of protein
and oil and for encouraging farmers to rotate their crops with soybeans? - George
Washington Carver
What term is used to describe fine brown or gray hairs on the leaves, stems, and
pods of
soybeans? - pubescence
Which of the following is a true statement regarding soybeans? - Soybeans are
generally considered a source of complete protein.
The top 2 states in terms of soybean production? - Iowa and Illinois
A (n) is a plant that can fix nitrogen from the air in the soil - legume
Living organisms that cause disease are often referred to as . - pathogens
Which of the following is a benefit of integrated pest management? - reduced
pesticide costs
Economic injury level is . - the point at which the cost of pest control equals
the revenue loss caused by a
pest
Which method of pest control involves making the crop environment unsuitable for
pests to feed,
live, or reproduce? - cultural
What are used to kill unwanted plants? - herbicides
What is caused by environmental imbalances and cannot be spread to other plants? -
noninfectious disease
What are the three components of the disease triangle? - a susceptible host, a
causal agent, and environmental conditions
What are the principle causes of most diseases that affect agricultural crops? -
Fungi
Which of the following is a cultural/physical method used to manage pest populations?
- removing and destroying infected plants