Urban Soil Updates Test

Urban Soil Updates Test
Please fill out your email address in the first box and your name, ISA cert. no. in the second box. Answer the questions below and when you are finished, press submit.

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Name :

Question: 1. Urban Soil Updates Test
have very little organic matter.
occur in a native landscape.
have topsoil but are lacking in micro-organisms.
are compacted rubble.

Question: 2. Urban soils:
have very little organic matter.
occur in an undisturbed landscape.
occur in a native landscape.
have topsoil but are lacking in micro-organisms

Question: 3. Essential needs of roots in urban soil include:
permeability.
water.
warm soil.
all of the above.

Question: 4. Roots grow until the soil temperature falls to:
50 degrees F.
40 degrees F.
32 degrees F.
0 degrees F.

Question: 5. A soil test should test:
nutrient analysis.
density.
pH.
all of the above.

Question: 6. Complete soil replacement is recommended if:
it can be completely replaced.
the soil is not really bad.
if the plan is to replace the tree in a few years.
all of the above.

Question: 7. To improve an urban soil\'s density:
use any organic compost.
use inorganic amendments, approximately 75% by volume.
use mechanical aeration equipment.
all of the above.

Question: 8. Suburban soils can be made more natural:
with amendments of native soils.
with soils containing tree roots.
with mycorrhizal fungi and compost.
all of the above.

Question: 9. Engineered soils can effectively:
filter and trap pollutants.
provide the compaction necessary to support sidewalks.
provide stormwater storage.
all of the above.

Question: 10. Soil microorganisms consist of:
algae.
earthworms.
nematodes.
all of the above.

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