Grass morphology & life cycles
Plant/Grass ID
Grassland assessment
Range management/ Grassland hydrology
Ranching & grazing
Range Management 2
Final Jeopardy
100
Flower arrangement where flowers are attached directly to the stem.
What is spike arrangement?
100
The scientific name of this grass species
What is Bromus tectorum?
100
______________________ is used to describe the ecological condition of a grassland.
What is grassland status?
100
A hoofed animal.
What is an ungulate?
100
The raising of livestock on rangelands to meet the food and material needs of society.
What is ranching?
100
The height of herbaceous plants remaining after grazing or harvesting.
What is stubble height?
200
Grasses that grow, flower, and set seed in spring before going dormant for the summer and may briefly "green up" again in fall.
What are cool-season grasses?
200
The common name of this species
What is pasture sage?
200
The status of a grassland when little to no disturbance has occurred.
What is reference condition?
200
Land on which water falls from the atmosphere, is stored within the soil, and, over a period of time, is released downslope to other locations.
What is a watershed?
200
A young female cow that has not yet borne a calf.
What is a heifer?
200
A defined stage of plant growth at which grazing may begin under a specific management plan without permanent damage to vegetation or soils.
What is range readiness?
300
Grasses that form extensive mats, spreading rapidly through rhizomes or stolons
What are rhizomatic grasses?
300
The common name of this grass species
What is orchard grass?
300
The act of assessing grassland status by collecting information on key indicators over time.
What is grassland monitoring?
300
Uncultivated land that will provide the necessities of life for grazing and browsing animals.
What is rangeland?
300
The phase of a grass life cycle during which defoliation has the smallest impact on the plant.
What is the dormancy phase?
300
The leaf development stage of this grass shoot.
What is 2.4-2.7?
400
The sheath that protects a grass shoot as it pushes through the soil.
What is the coleoptile?
400
The common name of this species
What is parsnip-flowered buckwheat?
400
Reference condition, slightly altered, moderately altered, and greatly altered.
What are the four possible statuses of grassland plant communities?
400
Manipulation of rangeland components to obtain the optimum combination of goods and services for society on a sustained basis.
What is range management?
400
____________ of the range occurs when more of the annual growth is removed than is recommended.
What is overuse?
400
A 1000-lb beef cow with a daily intake requirement of 11.8 kg dry matter forage.
What is one animal unit (AU)?
500
Two small scales enclosing the ovary of a grass floret that function to open and close the floret during anthesis.
What are lodicules?
500
The scientific name of this grass species
What is Stipa comata?
500
Plant community composition, plant community structure, nutrient & hydrological cycling, site stability, and invasive plants.
What are the five key indicators of grassland status?
500
The most productive sites on rangelands.
What are riparian areas?
500
This grazing system involves partitioning the range into different pastures based on vegetation types.
What is seasonal-suitability grazing?
500
Term describing the amount of forage required by one animal unit (AU) for one month.
What is an Animal Unit Month (AUM)?
500
The stocking rate of a 300-ha pasture that is grazed by 67 AUs for 3 months. (Hint: expressed in AUM/ha)
What is 0.67 AUM/ha?
(67 AU * 3 months = 201 AUM
201 AUM / 300 ha = 0.67 AUM/ha)