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WorksheetsAg Apps 5.03 ENR Basics
Total questions: 42
Worksheet time: 21mins
What is selection cutting?
cuttings made in a stand of trees before harvest takes place
harvesting in a forest of trees of different ages and mixed species
harvesting where all the trees in a forest are to be cut at once
removal of forest litter to prevent forest fires
The land class that allows the MOST intensive cultivation of field crops with the fewest limitations is:
Class I
Class III
Class VI
Class VIII
Ash is used in the construction of:
baseball bats
plywood
veneer
log homes
Which is a major tree of the Pacific Coast forest region of North America and one of the MOST commercially grown trees?
white oak
loblolly pine
red maple
douglas fir
Which is MOST true of the relationship of hunting to wildlife?
increases the number of animals competing for the food supply
removes some game that would otherwise be lost due to natural causes
endangers some wildlife species
takes the place of natural predators
What is the BEST description for 'no till' as a cropping technique?
crops are planted in the residue of a previous crop without plowing
geese are used as the major source of weed control
plowing is done prior to planting
used only when the farmer is not concerned with soil erosion
What type of stress can cause some animals to slow down or stop reproducing altogether as a result of malnutrition?
hunting
killing
overpopulation
overeating
What role does precipitation play in the water cycle?
keeps moisture in a gaseous state
controls rate of air movement in the soil
releases moisture as rain or snow
reduces size of soil particles
The LEAST expensive method of replacing trees harvested from the woodlot is:
hand planting of seedlings
natural seeding
using airplanes to sow seeds
hiring commercial reforestation companies
Spaces between soil particles that permit root penetration and store air, water, and nutrients are called:
pores
anions
cations
stoma
Mr. Langdon left a brush pile when harvesting his woodlot. Why is it a good management practice for improving wildlife?
cuts down on the number of mosquitoes
gives wildlife easy access to food
keeps water from becoming contaminated
provides cover for shelter and protection
Prescribed burning is used in the management of forests in order to:
add nutrients to the soil
kill all unwanted trees
remove excess leaves, reducing risks of wildfires
destroy the habitat of deer that damage young trees
As a society, if we wish to conserve water and improve water quality, we must:
ask the right questions about our use of water
stop drinking water
stop brushing our teeth so often
stop fertilizing our gardens
The cycling of water between water sources, the atmosphere, and surface areas of the earth is called the:
food chain
water cycle
nitrogen cycle
nutrient cycle
Which is true of the particles size of sandy soils?
larger than silt but smaller than clay
larger than clay but smaller than silt
largest soil particles
smallest soil particles
Which is a songbird that can be attracted to backyard feeders?
cardinal
turkey vulture
owl
red-tailed hawk
Hunting and fishing are wildlife management practices which help reduce which pressure upon wildlife populations?
excess animal populations
introduction of non-native species
standing crop residue
too much carrying capacity
The MOST popular Christmas tree grown commercially in the mountain region of NC is the:
scotch pine
cedar
fraser fir
virginia pine
Which land class is only suited for wildlife and recreational uses?
I
II
VI
VIII
No area of U.S. land is more important to wildlife than:
backyards
forests
ponds
wetlands
Pulpwood is mainly produced from:
ash
fraser fir
loblolly pine
oak
Which tree is generally the MOST important tree in southern forests because of its use for pulpwood and lumber?
cedar
maple
pine
walnut
Why is water known as the universal solvent?
can be used as a substitute for gasoline
changes in form from ice to snow to sleet to rain
dissolves or otherwise changes most other materials
has replaced paint thinner and mineral spirits
What land class can be farmed year after year with little conservation treatments?
I
II
III
IV
The smallest soil particle is:
clay
gravel
sand
silt
The system where a farmer removes all the trees from a plot of land at one cutting is:
clear cutting
prescribed burning
prescribed thinning
selection cutting
A decrease in habitat quality is often the result when:
carrying capacity is more than the number of wildlife living in the habitat
more than one type of wildlife live in a habitat
population of wildlife in habitat is more than the carrying capacity
the habitat is too large for the number of wildlife
The tendency of soil particles to cluster together and function as soil units or aggregates is called:
structure
texture
color
slope
The scientific management of trees is MOST LIKELY associated with:
silviculture
arborculture
pomology
olericulture
If planting trees is MOST intensive recommended land treatment, the likely land class is:
I
II
IV
VII
What tree species is a hardwood used for structural timbers, flooring, and furniture?
fraser fir
loblolly pine
longleaf pine
white oak
What tree species is commonly used in the construction of furniture, cabinets, and veneer?
ash
maple
fraser fir
loblolly pine
Which structure is associated with high clay content and soil particles clinging together in angular aggregates?
blocky
granular
massive
single-grain
What role does evaporation play in the water cycle?
controls the flow of underground water
involves the changing of gaseous state of water to a liquid form
involves the process of changing liquid water to a gaseous state
regulates how fast water leaches through the soil
The top or surface layer of soil profile is the:
A horizon
B horizon
C horizon
parent material
What tree species is used to make handles, baseball bats, boat oars, and furniture?
aspen
ash
loblolly pine
black walnut
Carrying capacity refers to the:
zone of transition between the different habitat factors
amount and kind of food and animal can eat
number of gallons of water a stream supplies
number of wildlife the habitat can support
Why is capillary water an important source of groundwater?
contains underground species of fish
drains out of the soil before being used by plants
makes up aquifers and underground streams
plant roots can absorb or take it up
When a farmer leaves crop residue standing, the MOST LIKELY result is:
a decrease in the wildlife population due to starvation
an increase in wildlife population due to increased food supply
increased competition from wildlife for the food supply
sick wildlife that are poisoned by pesticides
Thinning practices are used in forests when:
all trees are mature and ready to be harvested
competition among trees slows the growth of all trees
insects and diseases have damaged many trees
wind or ice storms have damaged standing trees
The MOST important commercially grown species of trees for lumber in the US is the:
douglas fir
fraser fir
oak
walnut
If Kristy sees single-grained structure in the soil she is examining, she MOST LIKELY is looking at:
clay
loam
sand
silt
