A) Root depth B) Leaf size C) Seed shape and hilum color D) Stem thickness
A) The outer shell of the soybean B) The scar where the seed was attached to the pod C) The growing tip of the soybean plant D) A type of soybean disease
A) Pink, silver, gold B) Purple, orange, yellow C) Red, blue, green D) Black, brown, buff
A) Triangular or square B) Spherical or oval C) Irregular or flattened D) Elongated or rectangular
A) Average temperature and humidity B) Fertilizer application rates C) Soil type and rainfall D) Latitude and photoperiod
A) Altitude B) Day length sensitivity C) Seed size D) Soil nutrient availability
A) Group IX B) Group 00 C) Group III D) Group V
A) Higher latitudes B) High altitudes C) Lower latitudes D) Sandy soils
A) Indicate soil pH level B) Predict yield potential directly C) Be used to determine disease resistance D) Vary among varieties
A) A type of fungal disease affecting soybeans B) The branching pattern of the root system C) The small hairs on stems and leaves D) The color of the soybean flower
A) Red or blue B) Green or purple C) Gray or tawny D) Yellow or orange
A) Red or yellow B) Blue or orange C) Purple or white D) Green or brown
A) Determinate or indeterminate B) Bushy or vine-like C) Early or late maturing D) Tall or short
A) Stop vegetative growth when flowering begins B) Have very large seed size C) Continue vegetative growth throughout flowering D) Require less water than indeterminate varieties
A) Are always resistant to disease B) Continue vegetative growth during flowering C) Stop vegetative growth before flowering begins D) Produce smaller yields than determinate varieties
A) Weight, density, and moisture content B) Size, shape, and number of seeds per pod C) Color, texture, and presence of thorns D) Smell, taste, and nutritional content
A) Field trials and laboratory testing B) Visual inspection of the seed C) The maturity group of the soybean D) The type of fertilizer used
A) Dicamba B) Atrazine C) 2,4-D D) Glyphosate
A) Seed circumference B) Grams per seed C) Seeds per pound D) Volume per seed
A) EPA B) CDC C) FDA D) USDA
A) To track the genetic purity and characteristics B) To prevent disease C) To estimate yield D) To control the market price
A) The formation of pods B) The color of the soybean leaves C) The rate of seed germination D) The bending or falling over of the plants
A) Pubescence color B) Hilum color C) Seed shape D) Root nodule count
A) Market Grade B) Maturity Group C) Milligram D) Moisture Grade
A) X-Ray Diffraction B) Infrared Spectroscopy C) Magnetic Resonance Imaging D) DNA markers
A) Ensured genetic purity B) Lower seed cost C) Guaranteed yield levels D) Automatic disease resistance
A) Wind speed B) Barometric pressure C) Air humidity D) Soil temperature
A) Peat B) Sandy C) Loam D) Clay
A) The discoloration of the soybean leaves B) The cracking of the seed coat C) The loss of seed due to pod opening D) The breaking of the plant stem
A) 38-45% B) 10-15% C) 20-25% D) 50-55% |