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Ag 2 DCA Review

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  • Erosion can be reduced by _____.
    Increasing salt
    All of these
    Doing nothing. It will happen no matter what
    Increasing organic matter
  • Which of the following is a common misconception of leadership?
    Leadership equates power
    Leadership requires a high degree of skill and motivation
    Leaders must be influential
    Leaders are good listeners
  • What is the horse’s organ of prehension?
    Teeth
    Tail
    Lips
    Hoof
  • What is photoperiodism in plants?
    Soil nutrient deficiency
    Fungal growth cycles
    Pesticide residue
    Light duration’s effect on flowering/fruiting
  • What is the main difference between sexual and asexual plant reproduction?
    Sexual reproduction combines genetic material from 2 parents
    Asexual reproduction uses seeds, while sexual uses cuttings
    Asexual reproduction requires pollinators
    Sexual reproduction produces clones of the parent
  • Clones are _____.
    Organisms which produce a clone protein
    Organisms from which genes are removed
    Genetically identical organisms
    Genes that cause the production of twins
  • An insect pest in crops can be monitored using _____.
    Irrigation systems
    Trapping and regular scouting
    Nutrient analysis
    Soil compaction tests
  • An SAE record book must include...
    Only labor tasks
    Financial records, inventory, hours, leadership activities
    Only hours worked
    Only a portfolio of photos
  • Which personal characteristics is the most important for job maintenance?
    Knowing the boss personally
    Wealth
    Dependability
    Ability to memorize facts
  • The _____ port in the cylinder head carries burned gases out of the engine.
    Cylinder
    Intake
    Exhaust
    Manifold
  • “No till” farming _____.
    Increases the risk of erosion
    Increases organic content of the soil
    Increases soil compression
    Decreases the risk of erosion
  • _____ is the time when the female is receptive to breeding and able to conceive.
    Estrogen
    Exception
    Estrus
    Expecting
  • For every pound of feed consumed by an animal, _____ of water will be consumed.
    10-14 pounds
    6-9 pounds
    2-5 pounds
    15-18 pounds
  • The most important nutrient is _____.
    Fat or oil
    Water
    Carbohydrates
    Protein
  • Which skill is NOT directly developed through SAE experience?
    Time management
    Public speaking
    Financial planning
    Thorough record keeping
  • Iron is the most important in the diet for the development of _____.
    Blood
    Vision
    Bones
    Hair
  • Integrated Pest Management (IPM) focuses on _____.
    Ignoring pest thresholds
    Chemical-only control
    Combining biological, cultural, mechanical, chemical control
    Maximizing pesticide use
  • The gestation period for a cow is _____.
    183 days
    303 days
    283 days
    203 days
  • How has the agricultural industry changed over the past century?
    There are fewer technological advancements
    There are fewer career opportunities
    Most jobs still require no formal training
    It has become more technologically-based and diversified
  • To raise the pH of a soil, apply a product containing _____.
    Sulfur
    Boron
    Sand
    Lime
  • Gilts are bred at _____.
    4-6 months
    3 months, 3 weeks, 3 days
    7-8 months
    4-6 months
  • The most money spent on management is spent in three categories. Which one is NOT one of these categories?
    Health
    Feeding
    Housing
    Breeding
  • Beneficial insects in agriculture include _____.
    Locusts
    Corn earworms
    Aphids
    Pollinators like bees and predator wasps
  • Sustainable agriculture goals include _____.
    Crop-livestock integration and biodiversity
    Using only synthetic inputs
    Expanding deforestation
    Monoculture only
  • What is fed to provide amino acids, but generally not used to provide energy?
    Fats
    Carbohydrates
    Nutrients
    Proteins
  • Industrial-scale livestock waste systems help _____.
    Ignore environmental issues
    Prevent manure use
    Manage odor and prevent water pollution
    Increase nutrient runoff
  • The nutrient composed of carbon, hydrogen, and oxygen is _____.
    Protein
    Carbohydrates
    Fat
    Water
  • What is the importance of calculating fertilizer costs?
    To realize how expensive fertilizer is
    To make price comparisons
    To realize how cheap fertilizer is
    All of these
  • During reproduction, the oviduct is the site of _____.
    The storage of sperm
    The reproductive cooling system
    The egg and sperm being sterile
    Fertilization
  • For shielded “stick” welding, the electrode should lean at a _____ degree angle in relation to the metal.
    90-95
    65-70
    15-20
    40-45
  • Which of the following is NOT one of the four parts of the ruminant stomach?
    Rumen
    Omasum
    Duodenum
    Reticulum
  • What is the main purpose of a resume?
    To write a personal story
    To present your qualifications to a potential employer
    To list all hobbies and interests
    To apply for scholarships
  • AI stands for _____.
    Artificial injection
    Artificial insemination
    All injection
    All insemination
  • Which type of fertilizer is derived solely from the remains or byproducts of a once-living organism?
    Complete
    Special purpose
    Organic
    Slow release
  • Which fuel is produced by fermenting and distilling starch crops?
    Propane
    Methanol
    Hydrogen
    Ethanol
  • Which of the following is an example of a ruminant?
    Chicken
    Pig
    Steer
    Horse
  • Always be _____ with your speech.
    Conventional
    Conversational
    Consistent
    Controlling
  • The gestation period for a sow is _____.
    3 months, 3 weeks, 3 days
    113 days
    Both 113 days and 3 months, 3 weeks, 3 days
    143 days
  • Foam air filters may be reused if they are periodically cleansed with _____.
    Carburetor cleaner
    Warm soapy water
    Gasoline
    Ether solvent
  • Why is genetic diversity important in plant breeding?
    It provides resistance to diseases and environmental stress
    It makes plants grow faster regardless of care
    It increases the number of flowers on all plants
    It allows for better taste in vegetables only
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