Exam (elaborations)
ISA Arborist Certification Chapter 3 Questions with complete solution 2023
- Course
- Institution
ISA Arborist Certification Chapter 3 Questions with complete solution 2023
[Show more]
Seller
Follow
Carzola98
Reviews received
Content preview
ISA Arborist Certification Chapter 3 - SoilScience
organic layer - correct answer 0 Horizon, an unaltered soil, thin layer of decomposing
organic matter
Loam - correct answer A mix of three different particle sizes and is often considered
an ideal soil texture because of the favorable characteristics for plant growth.
Not made up of equal mix of sand, silt, clay. Contains less clay
Topsoil - correct answer commonly known as the uppermost layers (O,A,E, and
sometimes the upperpart of B horizon)
C Horizon - correct answer Deepest Soil layer composed of partially weathered parent
material. Soil in this horizon is continually forming.
A Horizon - correct answer Contains most of the fine absorbing roots of trees and is
very biologically active. Rich in organic matter.
E Horizon - correct answer Between the A and B Horizon, lacks the organic matter as
in A, has lighter color due to this.
Absorbing Roots - correct answer Roots found in the upper 6-10 inches of soil
Roots - correct answer Few_____ grow deeper than 3 to 4 ft.
Soil Structure - correct answer Shape, size, strength, and arrangement of soil
aggregates form ____.
Micropores - correct answer Soil pores that retain water and are the source of
available water to plants between rainfalls.
Macropores - correct answer Soil pores too large to hold water against the force of
gravity and become filled with air as water drains from the soil.
Bulk Density - correct answer Mass of dried soil per unit of undisturbed soil volume.
Can be used to assess whether adequate pore space exists.
Sand - correct answer Soils with a high percentage of _________ are less prone to
compaction.
Clay - correct answer Soils with a high percentage of ______ are easily compacted.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Carzola98. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73091 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now