Name: 
 

2004 Ohio State Agricultural Engineering Technology Test



Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

Through the photosynthetic process, plants use light energy from the sun, carbon dioxide, and nutrients to produce high energy molecules and:
a.
Carbon monoxide
c.
Methane
b.
Oxygen
d.
Nitrogen gas
 

 2. 

Something that can be broken down by bacteria and fungi is called:
a.
Recyclable
b.
Recalcitrant
c.
Biodegradable
d.
Mixed waste
 

 3. 

Municipal solid waste (MSW) is also called:
a.
Trash
c.
garbage
b.
refuse
d.
trash, garbage, and refuse are all correct
 

 4. 

To separate into constituent elements through chemical and biological change; to rot:
a.
reduction
b.
decomposition
c.
combustion
d.
renewal
 

 5. 

Careful preservation and protection of something, especially planned management of a natural resource to prevent exploitation, destruction, or neglect:
a.
development
b.
utilization
c.
conservation
d.
restoration
 

 6. 

In any ecosystem, there are 3 main groups of organisms:
a.
producers, consumers, and decomposers
b.
producers, consumers, and constituents
c.
plants, animals, and birds
d.
predators, prey, and observers
 

 7. 

The following nutrients are continuously recycled within the natural environment:
a.
carbon
b.
nitrogen
c.
phosphorus
d.
carbon, nitrogen, and phosphorus are all correct
 

 8. 

Economically sustainable sources of drinking water include:
a.
oceans
c.
rivers, reservoirs, and ground water
b.
estuaries
d.
rain barrels
 

 9. 

A zero emissions waste management plan would include:
a.
incineration of wastes
c.
disposal in landfills
b.
reduce, reuse, and recycle
d.
lake dumping
 

 10. 

Populations within an ecosystem are constrained by:
a.
space availability
c.
predators
b.
food
d.
space availability, food, and predators
 

 11. 

The inherent poisonous potency of a compound under experimental conditions is referred to as the compound’s:
a.
use hazard
c.
toxicity
b.
poisoning effect
d.
noxious effect
 

 12. 

The environmental assessment of a site for a containment facility should include:
a.
sampling soil at and around the proposed site
b.
counting all the birds in the area
c.
determining the type of grass growing on the site
d.
determining if there is a local fire department
 

 13. 

Rinsate refers to:
a.
water tanks used to wash away leaks and spills
b.
water that has been used to clean pesticide
c.
containers that are used once and then disposed
d.
a thin layer of granular material placed on top of a prepared subgrade
 

 14. 

Secondary containment refers to:
a.
shovels and sand used to wash away leaks and spills
b.
water tanks used to wash away leaks and spills
c.
structures built around storage facilities to contain products that have leaked or spilled
d.
none of these are correct
 

 15. 

Herbicides should always be sprayed ____ to minimize the spray drift hazard.
a.
just before sunrise and just after sunset
b.
when winds are less then or between 3 mph and 5 mph
c.
on calm overcast days
d.
in the middle of the day when the sun is the hottest
 

 16. 

A stored energy hazard could be:
a.
hydraulic cylinder
b.
circuit breaker
c.
springs
d.
hydraulic cylinder, springs, and circuit breaker
 

 17. 

Which of the following hydraulic components is used to store energy?
a.
pump
c.
return filter
b.
pressure relief valve
d.
accumulator
 

 18. 

In hydraulic systems ‘SUC’ is a unit of:
a.
oil color
b.
filter size
c.
viscosity
d.
line size
 

 19. 

Too much vacuum at the intake part of a hydraulic pump can cause:
a.
hydrolysis
c.
back pressure
b.
cavitation
d.
runaway speed
 

 20. 

The output torque of a hydraulic motor is proportional to the product of pressure and:
a.
output port size
c.
length of run
b.
oil flow rate
d.
displacement
 

 21. 

The output flow rate of a hydraulic pump is proportional to the product of input shaft speed and:
a.
displacement
c.
length of run
b.
input port size
d.
number of fittings
 

 22. 

The output force of a hydraulic cylinder can be limited by a:
a.
check valve
c.
pressure relief valve
b.
directional control valve
d.
4 way valve
 

 23. 

Which of the following fuels has the highest energy content per gallon?
a.
hydrogen
b.
propane
c.
gasoline
d.
diesel
 

 24. 

The pressure drop required to move oil through a hydraulic hose is most sensitive to:
a.
length
c.
flow rate
b.
inside diameter
d.
total pressure
 

 25. 

Kilowatt-hour (kW-h) is a unit of:
a.
power
b.
force
c.
energy
d.
torque
 

 26. 

The resistance of an electrical conductor is inversely proportional to
a.
length
c.
insulation type
b.
cross sectional area
d.
dielectric number
 

 27. 

Doubling the size of the piston in a hydraulic cylinder will increase the force output:
a.
2 times
b.
4 times
c.
6 times
d.
8 times
 

 28. 

Which is not a type of hydraulic pump?
a.
Vane
b.
Gear
c.
Diaphragm
d.
Piston
 

 29. 

In a hydraulic system, one method that converts fluid power into mechanical power is through the use of:
a.
Hydraulic Cylinders
c.
Hydraulic chains
b.
Hydraulic filters
d.
Hydraulic reservoirs
 

 30. 

A time-delayed circuit protection is installed in a 200 foot electrical circuit. If a single 20 horsepower motor load is connected at the end of the circuit, the circuit protection is sized to protect the _______ from electrical overloads.
a.
motor
b.
motor and circuit conductors
c.
circuit conductors
d.
neither the motor or the circuit conductors
 

 31. 

The industrial quality, safety eyewear that everyone must wear in a general shop setting, protects you from:
a.
Small flying objects
c.
Electromagnetic radiation
b.
Arc flash
d.
Chemical splash
 

 32. 

A common SMAW ( shielded metal arc welding) or stick welding  electrode for building or repairing equipment is E6013. For an E6013  electrode, which one of the following is true:
a.
the “1” indicates the chemical composition of the coating.
b.
the”3” indicates the position in which the electrode  is to be used.
c.
the “60” indicates an ultimate tensile strength of 60,000 psi
d.
None of these are correct
 

 33. 

An electric arc produces _____ rays which are harmful to the eyes:
a.
Infra-red
b.
Ultraviolet
c.
Bright visible light
d.
Infra-red, Ultraviolet, and Bright visible light
 

 34. 

A tack weld is generally used to;
a.
Secure better fusion
c.
Increase the deposition for welding
b.
Hold parts in position for welding
d.
Prevent excessive penetration
 

 35. 

Which of the following is not a type of weld joint?
a.
Fillet
b.
Lap
c.
T-
d.
Butt
 

 36. 

With the SMAW process, the operator can change arc voltage by ______?
a.
Adjusting the amperage control
c.
Welding toward the work clamp
b.
Traveling faster
d.
Changing arc length
 

 37. 

Which of these electric motor enclosures should be used if a motor is installed in an environment where it will be splashed or sprayed by water?
a.
Splash proof
c.
Dust proof
b.
Open
d.
Explosion proof
 

 38. 

Which of the following is a commonly used electric motor mount?
a.
“A” frame
b.
Cushioned
c.
Vibrating
d.
Orbital
 

 39. 

When connecting booster batteries to the battery of an automobile or tractor, connect the:
a.
Positive terminal to the negative terminal
b.
Negative terminal to the positive terminal
c.
Positive terminal to ground
d.
Positive terminal to the positive terminal
 

 40. 

What is meant by torque?
a.
A wrench
b.
To place
c.
Turning action
d.
Power
 

 41. 

Sprayers should be calibrated:
a.
only when purchased new
b.
only once a year after winter storage
c.
only when changing from one chemical to another
d.
periodically during the season and each time a new chemical is used
 

 42. 

When calibrating  a sprayer, if the gallon per acre value determined is not required, the easiest method of correction is to:
a.
change the sprayer pressure
c.
changing the nozzle tips
b.
speed up or slow down the tractor
d.
none of these are correct
 

 43. 

A pressure gage should have a total range ____ the reading expected.
a.
equal to
c.
twice
b.
1 1/2 times greater
d.
three times
 

 44. 

The ideal location to mount the pressure gauge for the greatest accuracy in application of the chemical is:
a.
before the pressure regulator
b.
immediately after the pump
c.
close to the operator
d.
on the boom as close as to the nozzles as possible
 

 45. 

Chemical application rates can be increased by:
a.
increasing pressure at the nozzle tip
c.
reducing the speed of the tractor
b.
using a large nozzle tip
d.
all of these are correct
 

 46. 

Factors to consider when locating buildings on a farmstead are
a.
fire safety
c.
freedom from odors
b.
space for moving of machinery
d.
all of these are correct
 

 47. 

In a typical post frame constructed building, the girt will be fastened to the ___________.
a.
Purlin
b.
Double girder
c.
Post
d.
Truss
 

 48. 

In a typical post frame constructed building, the purlin will be fastened to the _____.
a.
purlin
b.
Double girder
c.
post
d.
truss
 

 49. 

In a typical post frame constructed building, the skirting will be fastened to the ____.
a.
post
b.
purlin
c.
knee brace
d.
truss
 

 50. 

Which of the following loads is not used to calculate the material size for a truss?
a.
Dead load
b.
Live load
c.
Wind load
d.
Ice load
 

 51. 

Round poles are classified according to
a.
top circumference
c.
bottom circumference
b.
average circumference
d.
none of these are correct
 

 52. 

When using a pneumatic nailer for fastening sheathing, the head of the nail should be 1/4” below the surface of the sheathing.
a.
True
b.
False
 

 53. 

When applying wall sheathing to a wood stud structure, the panels may be installed vertically but not horizontally.
a.
True
b.
False
 

 54. 

When applying a standard weight shingle to an OSB decking, the average shingle requires _____ nails per shingle.
a.
2
b.
4
c.
6
d.
8
 

 55. 

A ____ is used to carry loads over doors and windows.
a.
cripple stud
b.
facia
c.
header
d.
soffit
 

 56. 

______ refers to structures built around pesticide and fertilizer storage facilities to contain products that have escaped out due to leaks, spills, fire, impacts, vandalism or ruptures in tanks.
a.
Absorbent pillow or “pigs”
c.
Primary containment
b.
Secondary containment
d.
none of these are correct
 

 57. 

When selecting and planning for a building site be sure to check regulations with governmental agencies such as:
a.
local environmental agency
c.
soil conservation service
b.
village or city codes
d.
all of these are correct
 

 58. 

The tool producers a very smooth finish on fresh concrete is:
a.
Broom
b.
Wood float
c.
Steel trowel
d.
Bull float
 

 59. 

At very low outside temperatures the ventilation requirement to control moisture in a controlled environment livestock building is generally ________ than that required to control temperatures.
a.
higher
b.
lower
c.
the same as
d.
backwards
 

 60. 

The study of safety is primarily concerned with:
a.
the prevention of accidents and hazardous situations.
b.
the well-being of the whole individual.
c.
disease causing conditions caused by prolonged exposure to dangerous environments
d.
dangerous but less intense hazards
 

 61. 

The mechanical  injury that results when a sharp point or edge pierces the skin, and flesh is pulled away violently is called:
a.
cutting
b.
tearing
c.
shearing
d.
breaking
 

 62. 

All of the information necessary to build a structure as it was designed and engineered can be found in the:
a.
project plans
c.
drawing
b.
specifications
d.
building permit
 

 63. 

Pesticides may enter the body by way of:
a.
the mouth
c.
inhalation
b.
the skin
d.
all of these are correct
 

 64. 

Which of the following items is not considered to be personal protective equipment (PPE)?
a.
respirator
b.
gloves
c.
EPA manual
d.
apron
 

 65. 

The term “MSDS” means
a.
Mandatory Safety Department Standards
b.
Material Safety Data Sheets
c.
Ministry of Standards
d.
none of these are correct
 

 66. 

An acute health hazard is one in which
a.
results in symptoms of overexposure becoming quickly apparent
b.
never results in any adverse condition
c.
causes symptoms to develop slowly over a long period of time
d.
causes the victim to suddenly die three days after exposure
 

 67. 

The United States _______ is the federal agency that registers and regulates all pesticides.
a.
Environmental Protection Agency (EPA)
b.
Department of Agriculture (USDA)
c.
Worker Protection Standard (WPS)
d.
Occupational Safety and Health Administration (OSHA)
 

 68. 

The largest size of tractor (maximum horsepower) which a child under the age of sixteen may legally operate is:
a.
2 hp
b.
20 hp
c.
200 hp
d.
2000 hp
 

 69. 

The term ROPS stands for:
a.
Random Operation Protection Standard
b.
Roll Over Protection Structure
c.
Reverse Operating Protection Structure
d.
None of these are correct
 

 70. 

Worker safety equipment that should be available in a pesticide handling area should include:
a.
an emergency shower
c.
the current Material Safety Data Sheets
b.
an eyewash
d.
all of these are correct
 

 71. 

A pesticide label that contains the signal word “CAUTION: Keep Out of Reach of Children” is required of all compounds having unqualified claims for safety is classified as:
a.
Category I
b.
Category II
c.
Category III
d.
Category IV
 

 72. 

A pesticide label that contains the signal words “DANGER-POISON” in bold print and the skull and crossbones symbol represents a category of toxicity and is classified as:
a.
Category I
b.
Category II
c.
Category III
d.
Category IV
 

 73. 

A pesticide label that contains the signal word “WARNING” in bold print is required for all moderately toxic compounds and is classified as:
a.
Category I
b.
Category II
c.
Category III
d.
Category IV
 

 74. 

A pesticide label that contains the signal word “CAUTION” in bold print is required for slightly toxic compounds and is classified as:
a.
Category I
b.
Category II
c.
Category III
d.
Category IV
 

 75. 

A standard bag of cement....
a.
contains 1-1/2 cubic feet of cement
c.
weighs 100 pounds
b.
weighs 94 pounds
d.
contains 1/2 cubic feet of cement
 



 
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