Agricultural/Bioengineering Farm Machinery 2

Question 1

What is the primary function of a PTO (Power Take-Off) on a tractor?

Accepted Answer

To transfer engine power to attached implements

Answer

To steer the tractor

Answer

To control hydraulic pressure

Answer

To engage the four-wheel drive

Question 2

Which tillage implement is designed to break up hardpan soil layers below normal plow depth?

Accepted Answer

Subsoiler

Answer

Disc harrow

Answer

Field cultivator

Answer

Chisel plow

Question 3

On a grain combine, what component separates grain from the chaff using air flow?

Accepted Answer

Cleaning shoe

Answer

Concave

Answer

Threshing cylinder

Answer

Feeder house

Question 4

A center-pivot irrigation system covers a field in what geometric shape?

Accepted Answer

Circle

Answer

Square

Answer

Rectangle

Answer

Hexagon

Question 5

What does 'drawbar horsepower' measure on a tractor?

Accepted Answer

Actual pulling power delivered at the hitch

Answer

Total engine output

Answer

Power available at the PTO shaft

Answer

Hydraulic system capacity

Question 6

Which planter component meters and delivers individual seeds at precise spacing?

Accepted Answer

Seed meter

Answer

Press wheel

Answer

Seed tube

Answer

Furrow opener

Question 7

In sprayer calibration, if a nozzle delivers 10 oz of water in 30 seconds and the target is 15 oz, what should you do?

Accepted Answer

Increase system pressure or use a larger nozzle

Answer

Increase travel speed

Answer

Decrease system pressure

Answer

Reduce nozzle spacing