Agronomy CDE Practice Test | Questions & Answers (100 %Score) Latest Updated
2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions
Which of the following have rhizomes? - Intermediate Wheatgrass
Alfalfa needs renovation every ____________? - 4-6
The greatest advantage of birdsfoot trefoil is______________. - It doesn't cause bloat
Sweetclover contains _______________, which may cause bleeding disease in livestock. - Coumarin
An ear-shaped appendage, as at the base of barley and wheat leaves is called a ________________. -
Auricles
What is the beard or bristle extending from the tip or back of the lemma of a grass flower? - Awn
What are the glumes and light plant tissue fragment broken in threshing? - Chaff
What is the matured body of an ovule? - Seed
The typical inflorescence of wheat is called _____________. - Spike
The legal weight of barley is ______________ pounds. - 48
_____________ has small hairy auricles. - Barley
Wheat is ready to harvest with a combine when the moisture content is ___________ or less. - 14%
_______________ is not a special grade of oats. - Light Oats
,Barley is considered to be about _____________ as valuable as corn for feed, pound for pound. - 85-90%
Good seed-soil contact is important so that: - The more rapidly water can move from the soil into the
seed.
Fibrous roots have: - A high surface area to volume ratio
Growth stage of a wheat plant when the first node moves above the soil surface: - Jointing
A grass stem is called a - Culm
The stomata have two functions, one is the point of entry for CO2 and the second is? - Transpiration
Crested wheatgrass is usually bunch grass because: - It doesn't usually form rhizomes.
Legumes, such as peas, beans, and alfalfa, convert atmospheric nitrogen into organic nitrogen due to: -
Rhizobium, a bacteria that can enter the root system
Alfalfa is cross-pollinated primarily by: - Insects
An allele: - Is an alternate form of a gene.
Oats produce a satisfactory crop on a wide range of soil types;however, heavy, poorly drained clays are
likely to cause the crop to: - Lodge
Early planted winter wheat may result in all of the following except: - Weak root system
The field bean (dry edible bean) originated in what country? - Mexico
Corn is a ____________ plant. - Long day
, Crop lodging is most likely caused by? - Not selecting proper varieties
_____________ is the collective term for the petal of a flower. - Corolla
The inoculation of legumes commonly consists of? - Putting bacteria on the seed
Winter wheat sown in the spring will not produce heads because it has not been: - Vernalized
Types of wheat grown in the U.S. - Durum, Hard red spring, Hard red winter, Soft red winter
Properly hardening winter wheat involves? - Gradually lowering temperature and short days
Hardened plants have ______________ moisture content in their leaves than unhardened plants. -
Lower
Which of the following is principally used for flour that makes pasta? - Durum
Which of the following is recognized as the premium miller's wheat for bread flour? - Hard red winter
In selection of a variety of wheat to grow, the number one consideration should be? - Adapted to the
area
Wheat millers are very concerned about? - Gluten Content
The "safe date" for sowing winter wheat is based on the potential for damage from? - Hessian Fly
Drilling wheat is superior to broadcasting because: - Stands are more uniform
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