Title: Final
Course: MASTER-AGRI-1131-WB-Fairley > Section: Final

Q: Crops in which the true root is harvested for human food or livestock feed
- Pulse Crop
- Silage Crop
- Root Crop
- Oil Crop
A: Root Crop
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Crops that are grown for their edible fruits.
- Ornamental Crop
- Small Fruit
- Orchard Crop
- Vegetable Crop
A: Small Fruit
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: A crop grown for its seeds or leaves that are processed and used in making coffee, tea, cocoa.
- Beverage Crop
- Orchard Crop
- Vegetable Crop
- Small Fruit
A: Beverage Crop
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The practice of growing two or more different crops in the same field simultaneously is ____________.
- Strip Intercropping
- Multiple Cropping
- Intercropping
- Continuous Cropping
A: Intercropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The practice of growing only one crop year after year on the same field.
- Strip Intercropping
- Multiple Cropping
- Intercropping
- Continuous Cropping
A: Continuous Cropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: A regular recurrent succession of different crops on the same land.
- Strip Intercropping
- Multiple Cropping
- Crop Rotation
- Continuous Cropping
A: Crop Rotation
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The practice of a variation of intercropping in which the second crop is seeded in the first before the first crop is harvested.
- Relay Intercropping
- Multiple Cropping
- Crop Rotation
- Continuous Cropping
A: Relay Intercropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: There are _____ categories that diseases can be grouped into.
- 3
- 4
- 2
- 5
A: 2
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Soybean, Corn and Sugar Beet cyst are examples of which pathogen?
- Virus
- Nematode
- Bacteria
- Fungi
A: Nematode
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Blight and Scab are both examples of which pathogen?
- Virus
- Nematode
- Bacteria
- Fungi
A: Bacteria
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: How many stages are there in the development of a disease?
- 2
- 4
- 3
- 5
A: 3
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The three ways to control diseases are:
- Genetic, Cultural, Chemical
- Chemical, Biological, Cultural
- Chemical, Biological, Cultural

Genetic, Biological, Chemical
- Genetic, Cultural, Biological
A: Genetic, Cultural, Chemical
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: How many control methods are used with IPM?
- 4
- 2
- 5
- 3
A: 4
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Crop Rotations are an example of what IPM control?
- Cultural Control
- Chemical Control
- Biological Control
- Genetic Control
A: Cultural Control
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Ladybug beetles are an example of what IPM control?
- Cultural Control
- Chemical Control
- Biological Control
- Genetic Control
A: Biological Control
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Another name for Growing Degree Days is:
- Heat Units
- Growing Season
- Planting to Harvest
- None of the answers are correct
A: Heat Units
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: When does drought have the most detrimental effect on crops?
- Seedling Stage
- Before flowering/pollination
- After flowering/pollination
- During flowering/pollination
A: During flowering/pollination
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The air layer nearest the earth’s surface is called the _________________.
- Stratosphere
- Atmosphere
- Troposphere
- None of these choices
A: Troposphere
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: What is considered a growing season?
- Planting to Harvest
- Days without a killing frost
- How long the crop takes to mature
- None of these answers are correct
A: Days without a killing frost
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Beginning of R5 kernels have ________ % moisture content.
- 30%
- 60%
- 70%
- 50%
A: 60%
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: At R6- Physiological Maturity the kernel moisture is about _____ %
- 35%
- 40%
- 20%
- 60%
A: 35%
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Potash deficiency shows up on a corn plant leaf as:
- Purpling on the outer edges of the leaf
- Yellowing starting at the tip and moving down through the middle of the leaf
- Yellowing on the outer edges of the leaf
- None of the answers are correct
A: Yellowing on the outer edges of the leaf
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Pollen shed will typically last __________.
- 2 weeks
- 3 weeks
- 4 days
- 1 week
A: 1 week
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: How many reproductive growth stages does a corn plant go through?
- 5
- 8
- 6
- 7
A: 6
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: All of the following except one are problems seen around the time of silking,
choose the incorrect answer:
- Corn Rootworm Adults
- Cutworm
- Foliar Diseases
- Drought
A: Cutworm
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: What is the last vegetative growth stage?
- R1
- VT
- V19
- V17
A: VT
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: When the young shoot pushes through the soil surface there are many problems to
watch out for, choose the answer that does not fit.
- Common Rust
- Seed corn maggot
- Cutworm
- Flooding
A: Common Rust
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: How many reproductive stages are there?
- 5
- 7
- 10
- 9
A: 9
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Ideal seed moisture content at harvest and for storage is ____________.
- 10%
- 13%
- 14%
- 15%
A: 13%
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Physiological maturity occurs when the seed (and pod) turns ___________.
- White
- Brown
- Green
- Yellow
A: Yellow
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: What is the minimum temperature that soybeans will emerge?
- 45 degrees
- 55 degrees
- 50 degrees
- 65 degrees
A: 50 degrees
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Soybean emergence is more uniform when the soil temperature is ______ degrees or above.
- 65
- 75
- 55
- 70
A: 65
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: What is the name of the spheres located on the roots that fix Nitrogen for the soybean plant?
- Axillary Buds
- Petiole
- Tap Root
- Nodules
A: Nodules
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Soybeans that finish most of its vegetative growth before flowering begins are characterized as:
- Indeterminate
- Determinate
- None of the answers are correct
A: Determinate
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Soybeans that continue vegetative growth after flowering begins are characterized as:
- Indeterminate
- Determinate
- None of the answers are correct.
A: Indeterminate
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Soybeans are grouped for maturity from _____ earliest to _____ latest.

Fill in the blank.
- IX-0
- IV-00
- 00-IX
- IX-00
A: 00-IX
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Before the 1940s, most grain sorghums were _______ feet tall, which created harvesting problems. Today, sorghums are _____ feet tall. Choose which answer fits best in the blanks.
- 6-7, 5-6
- 5-7, 4-5
- 7-8, 3-4
- 5-8, 3-5
A: 5-7, 4-5
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Sorghum seed needs soil temperatures of _______°F for good emergence.
- 60-65
- 50-55
- 65-68
- 58-60
A: 60-65
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: How many growth stages are there when staging Grain Sorghum?
- 10
- 9
- 5
- 7
A: 9
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The planting depth of wheat should be ____ inches.
- 3
- 1
- 1.5
- 2
A: 1.5
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Wheat seeds germinate at temperatures of _____ degrees or higher.
- 39
- 45
- 27
- 33
A: 39
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: How many main stages are there to staging wheat using the Feekes Scale?
- 6
- 4
- 7
- 5
A: 5
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Below are a list of diseases that affect wheat, choose the disease that does not fit.
- Stewart’s Wilt
- Downy Mildew
- Stripe rust
- Loose Smut
A: Stewart’s Wilt
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Roots that originate from other root tissue are:
- Adventitious Roots
- Seminal Roots
- Brace Roots
- Tap Root
A: Adventitious Roots
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: These are seed roots that originate from the embryo.
- Adventitious Roots
- Seminal Roots
- Brace Roots
- Tap Root
A: Seminal Roots
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Another name for these roots is prop roots.
- Adventitious Roots
- Seminal Roots
- Brace Roots
- Tap Root
A: Brace Roots
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Roots have 3 main functions when it comes to nutrients, which are the correct 3?
- Absorption, Transportation, Storage
- Storage, Absorption, Respiration
- Translocation, Storage, Transportation
- Transportation, Storage, Respiration
A: Absorption, Transportation, Storage
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: What is the relationship called that Rhizobia bacteria and legume roots have?
- Optimum
- Distribution
- Aeration
- Symbiotic
A: Symbiotic
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The bottom ¼ of the root zone has what % of absorption?
- 40%
- 10%
- 20%
- 50%
A: 10%
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The top ¼ of the root zone has what % of absorption?
- 40%
- 10%
- 20%
- 50%
A: 40%
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The capacity of a seed to germinate is:
- Viability
- Meristematic
- Apical
- None of the answers are correct
A: Viability
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: How many stages are there for germination?
- 4
- 3
- 6
- 5
A: 3
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The process of exposing the dormant seed to alternating hot and cold, or wet and
dry conditions is
- Stratification
- Scarification
- Physical Dormancy
- None of the answers are correct
A: Stratification
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The area of tissue that originates from other plant parts is:
- Node
- Culm
- Phloem
- Xylem
A: Node
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The pattern of the veins in the leaf is called ___________.
- Leaf Arrangement
- Leaf Venation
- Leaf Margin
- Leaf Pinnate
A: Leaf Venation
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The area found between nodes that contain elongated cells:
- Crown
- Stem
- Internode
- Node
A: Internode
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Another name for the growing point is?
- Apical meristem
- Active meristem
- Intercalary meristem
- Axillary bud
A: Active meristem
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: When there is one leaf at each node on alternating sides of the stem.
- Opposite Leaf Arrangement
- Whorled Leaf Arrangement
- Alternate Lead Arrangement
- Parallel Leaf Arrangement
A: Alternate Lead Arrangement
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The pattern of all leaves of adjoining plants in a field.
- Leaf Arrangement
- Leaf Angle
- Leaf Area Index
- Leaf Canopy
A: Leaf Canopy
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Which of the following is one of the most significant life processes?
- Light Reaction
- Diffusion
- The Calvin Cycle
- Photosynthesis
A: Photosynthesis
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Photosynthesis supplies almost all the ________  that is needed for life.
- Light
- Carbon
- Oxygen
- Water
A: Oxygen
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Sucrose is a ___ carbon sugar.
- 12
- 10
- 9
A: 12
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: What color is the pigment of chlorophyll?
- Red
- Blue
- Purple
- Green
A: Green
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Another name for the Calvin Cycle?
- Diffusion
- ATP
- PAR
- Dark Reactions
A: Dark Reactions
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The conversion of light energy to chemical energy is?
- Diffusion
- Photosynthesis
- Carbon Dioxide Fixation
- Light Saturation
A: Photosynthesis
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Choose the factor that does not affect Photosynthesis:
- Carbon Dioxide
- Water
- Respiration
- Light
A: Respiration
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The lack of chlorophyll or a deterioration of chlorophyll is:
- Leaf Age
- Diffusion
- Chlorosis
- Respiration
A: Chlorosis
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: A crop variety is a group of plants with different genetic composition
- True
- False
A: False

Q: The ease with which a crop can be harvested with minimum loss of the product in the
field has no affect on the yield of that crop.
- True
- False
A: False

Q: With some perennial plants, such as forages, the ability of the plant to resume
growth after harvest can also greatly affect its yield.
- True
- False
A: True

Q: There are two basic kinds of selection, mass selection and pedigree selection.
- True
- False
A: True

Q: Mass selection involves the selection of desirable plants from a small population of
plants.
- True
- False
A: False

Q: A hybrid is the progeny or offspring resulting from the cross-fertilization of
three unrelated crop strains, varieties, species, or genera.
- True
- False
A: False

Q: When two inbred lines are crossed, the resulting progeny is called a double cross
hybrid.
- True
- False
A: False

Q: The single, double, and three-way cross hybrids are commonly used in commercial
seed corn production.
- True
- False
A: True

Q: A variation of hybridization is backcrossing.
- True
- False
A: True

Q: A cultivar is a variety that will remain genetically pure for several
generations.
- True
- False
A: True

Q: A hybrid is a variety whose offspring will be the same as the parents because of
the genetic diversity of the parents.
- True
- False
A: False

Q: A decrease in yield and quality is the ultimate goal of crop improvement.
- True
- False
A: False

Q: Resistance is the ability of the plant to withstand adverse environment conditions and
still produce an economic product.
- True
- False
A: True

Q: Avoidance enables the plant to tolerate or withstand an unfavorable situation.
- True
- False
A: False

Q: Increased yield can also be accomplished by developing varieties that are adaptable to a
variety of growing conditions.
- True
- False
A: True

Q: The Sugarbeat supplies most of the world's sugar supply.
- True
- False
A: False

Q: Horticulture Crops usually require very intensive cultural practices as compared to Field Crops.
- True
- False
A: True

Q: Cotton is the most important fiber crop in the world.
- True
- False
A: True

Q: Forage crops are grown to be harvested directly by livestock through grazing.
- True
- False
A: False

Q: A Feed Grain is also called a Course Grain.
- True
- False
A: True

Q: A Hay Crop is forage that is cut while still green, stored and fed to livestock.
- True
- False
A: False

Q: A Silage Crop is forage that is harvested in a green, succulent condition and
stored under anaerobic conditions.
- True
- False
A: True

Q: An Oil Crop is grown for primarily for its oil content.
- True
- False
A: True

Q: Pulse Crops are small-seeded legumes.
- True
- False
A: False

Q: Ecology is the study of the relationships of living things to their environment and to each other.
- True
- False
A: True

Q: Agroecology is the study of the specific relationships of crops and farm animals to their environment and to each other.
- True
- False
A: True

Q: The practice of keeping land free of all growing vegetation for at least one growing season is a fallow system.
- True
- False
A: True

Q: Nonchemical methods of weed control are used by both conventional and organic crop producers.
- True
- False
A: True

Q: Legumes were the primary method of maintaining soil nitrogen before economical fertilizers.
- True
- False
A: True

Q: Organic farmer’s use resistant and tolerant varieties, crop rotations, crop residue management, adjustment of planting date to avoid insect damage, and weed control to destroy breeding & overwintering sites for insects.
- True
- False
A: True

Q: A natural ecosystem is the same as an open ecosystem.
- True
- False
A: False

Q: An agroecosystem is much less diverse than a natural ecosystem.
- True
- False
A: True

Q: This course will meet face to face 4 times in the semester.
- True
- False
A: True

Q: There is a grace period to submit assignments after the due date.
- True
- False
A: False

Q: Insects can carry virus disease’s that will negatively affect crop growth and
development.
- True
- False
A: True

Q: High pH would be included as a noninfectious disease.
- True
- False
A: False

Q: Crop pests can cause defoliation and nacreous of the leaf tissue if not managed.
- True
- False
A: True

Q: Insects have slow reproduction rates, which makes them easy to control.
- True
- False
A: False

Q: High/Low temperatures have no effect on crops no matter what the stage.
- True
- False
A: False

Q: Roots can go in dry soil, therefore water is not considered the most limiting factor.
- True
- False
A: False

Q: Plant roots do not need air, so soil saturated with water is acceptable
- True
- False
A: False

Q: There is no significance to the relation of temperature to the rate of growth.
- True
- False
A: False

Q: Temperature will not vary with altitude.
- True
- False
A: False

Q: The transpiration ratio shows relative efficiency of water use.
- True
- False
A: True

Q: Winds can be responsible for the movement of warm air from lower to high latitudes.
- True
- False
A: True

Q: Corn vegetative growth stages are characterized with an R and then a number that
follows.
- True
- False
A: False

Q: The number of kernels per row is determined over a wide range of time from V7-V16.
- True
- False
A: True

Q: An ear of corn will produce anywhere from 750-1000 ovules per ear but at harvest
there will only be about 475-550 kernels per year harvested.
- True
- False
A: True

Q: Lodging is when the plant is no longer standing erect.
- True
- False
A: True

Q: When the plant switches from vegetative to reproductive the staging is no longer
based on the appearance of the plant but the appearance of the ear.
- True
- False
A: True

Q: Black layer occurs before physiological maturity, serving as a visual sign that the
plant is mature.
- True
- False
A: False

Q: Black layer occurs before physiological maturity.
- True
- False
A: False

Q: In order to stage corn plants during the vegetative stages one will use the collar
method.
- True
- False
A: True

Q: When staging corn you always count the leaf in the whorl.
- True
- False
A: False

Q: The first leaf of a corn plant has a pointed tip to the leaf.
- True
- False
A: False

Q: Soybean seeds begin germination by absorbing 50% of its weight in water.
- True
- False
A: True

Q: The first leaves to emerge on a soybean plant are the Cotyledons.
- True
- False
A: True

Q: If the plant is broken off below the cotyledon node, the plant will recover.
- True
- False
A: False

Q: 50% defoliation at R2 reduces yield about 10 percent.
- True
- False
A: False

Q: Yield reductions at R4 result mainly from fewer pods per plant.
- True
- False
A: True

Q: A trifoliate can be counted when the leaflet edges are touching.
- True
- False
A: False

Q: When counting the vegetative stages of a soybean plant you count trifoliates.
- True
- False
A: True

Q: The upper junction between the main stem and a leaf petiole is called an axil.
- True
- False
A: True

Q: In Wheat, kernels per head are determined by the number of flowers that are pollinated.
- True
- False
A: True

Q: Sorghum is more tolerant of wet soils and flooding than most of the grain crops.
- True
- False
A: True

Q: Worldwide, sorghum is a food grain for humans only.
- True
- False
A: False

Q: Sorghum seedlings are smaller than corn due to smaller seed size.
- True
- False
A: True

Q: Wheat is largely cross pollinated.
- True
- False
A: True

Q: Root growth can be prohibited by barriers such as, rock, gravel, subsoil, or heavy clay soil.
- True
- False
A: True

Q: Under anaerobic conditions, roots and soil organisms can produce toxins that inhibit
growth.
- True
- False
A: True

Q: Seed size does determine the size of the plant that will be produced.
- True
- False
A: False

Q: The epicotyl is embryonic stem above the cotyledons and below the plumule, while the hypocotyl is the embryonic stem below the cotyledons and above the radicle?
- True
- False
A: True

Q: Stems have important functions of supporting the plant so that the leaves are
displayed to intercept light.
- True
- False
A: True

Q: The Xylem conducts water and nutrients from the roots to other parts of the plant.
- True
- False
A: True

Q: Net venation can either be pinnate or palmate.
- True
- False
A: True

Q: Chloroplast are designed to efficiently capture radiant energy and convert it to chemical energy.
- True
- False
A: True

Q: Light is a factor affecting Respiration.
- True
- False
A: True

Q: The lack of Nitrogen and Magnesium can cause chlorosis.
- True
- False
A: True

Q: All plant tissue throughout the plant will have the same respiration rate.
- True
- False
A: False

Q: When adequate oxygen is not available for Aerobic Respiration it is considered Anaerobic Respiration.
- True
- False
A: True

Q: Plant diseases do NOT cause Chlorosis.
- True
- False
A: False

Q: Chlorophyll absorbs mostly blue and red wavelengths.
- True
- False
A: True

Q: Light for photosynthesis is measured in intensity and duration.
- True
- False
A: True