TURF GRASS MANAGEMENT CHAPTER
6 EXAM QUESTIONS AND ANSWERS
The two primary purposes of mulching mowers are....and...... - Answer-Mulching
mowers minimize the accumulation of grass clippings and improve nutrient recycling of
the cut tissue
Returning grass clipping will not cause......accumulation - Answer-Thatch
If clippings are collected for an entire season, between .........to.... pounds of nitrogen
per 1,000 Sf can be removed - Answer-2,3 to 3,4
Collected grass clippings can be used as a ........or part of a - Answer-Clippings can be
used as a mulch or as part of a compost pile
Turfgrass response to growth regulators varies depending on ........., ............., and ,,,,,,,,,
- Answer-Turfgrass species, environmental conditions, and maintenance levels of the
turf
Growth regulators are classified as either ......... or ...... - Answer-Mitotic inhibitors or
gibberellic acid (GA)inhibitors
Which growth regulator is used mainly on high-maintenance turf? - Answer-Trinexapac-
ethyl
The "................." effect refers to the enormous growth surge that occurs when PGR
effects diminish. - Answer-Coiled spring.
Moving affects what components of turfgrass quality - Answer-Moving affects turf
density, texture color, uniformity and smoothness
Most photosynthetic activity takes place in what part of the grass plant? - Answer-The
leaves
Under close-cut conditions, what part of the turfgrass plant will use most of the available
carbohydrates? - Answer-The shoots
When the cutting height of a turf is lowered, the roots system becomes - Answer-
Shallower
What factors determine the cutting height of turfgrasses - Answer-Cutting height should
be determined based on turfgrass species, use of purpose of area, environmental
conditions, health of the turf, and mower type
Turfgrasses growing in ........... should be mowed as high as possible - Answer-Shade
6 EXAM QUESTIONS AND ANSWERS
The two primary purposes of mulching mowers are....and...... - Answer-Mulching
mowers minimize the accumulation of grass clippings and improve nutrient recycling of
the cut tissue
Returning grass clipping will not cause......accumulation - Answer-Thatch
If clippings are collected for an entire season, between .........to.... pounds of nitrogen
per 1,000 Sf can be removed - Answer-2,3 to 3,4
Collected grass clippings can be used as a ........or part of a - Answer-Clippings can be
used as a mulch or as part of a compost pile
Turfgrass response to growth regulators varies depending on ........., ............., and ,,,,,,,,,
- Answer-Turfgrass species, environmental conditions, and maintenance levels of the
turf
Growth regulators are classified as either ......... or ...... - Answer-Mitotic inhibitors or
gibberellic acid (GA)inhibitors
Which growth regulator is used mainly on high-maintenance turf? - Answer-Trinexapac-
ethyl
The "................." effect refers to the enormous growth surge that occurs when PGR
effects diminish. - Answer-Coiled spring.
Moving affects what components of turfgrass quality - Answer-Moving affects turf
density, texture color, uniformity and smoothness
Most photosynthetic activity takes place in what part of the grass plant? - Answer-The
leaves
Under close-cut conditions, what part of the turfgrass plant will use most of the available
carbohydrates? - Answer-The shoots
When the cutting height of a turf is lowered, the roots system becomes - Answer-
Shallower
What factors determine the cutting height of turfgrasses - Answer-Cutting height should
be determined based on turfgrass species, use of purpose of area, environmental
conditions, health of the turf, and mower type
Turfgrasses growing in ........... should be mowed as high as possible - Answer-Shade
