90 cm3 soil sample weighs 130 g. when collected in the field. After oven drying it weighed 117 g. what is
the bulk density of this soil sample? - 1.30 g/cm3
Which of the following would you expect to have the highest soil temperature under otherwise identical
conditions? - A field dry sandy loam soil with low organic matter content.
Which structural unit is frequently found in forest derived soils but is much less common in grass
derived soils? - Platy
The E horizon is a transition horizon. - False.
An eluviated zone might be called a (an) ___ horizon. - E
Spherical structural units would most probably be called: - granular
It takes less ___ to dominate soil properties relative to the other two. - clay
The horizon of greatest biological activity is the ____ horizon. - A
What is the percent silt in a soil sample that yielded the following data? SW: 75g 40 sec: 45g/1 2 Hr:
35g/1 - 13%
Generally, soils high in ___ are potentially more fertile. - clay
In an idealized soil the organic matter occupies____ of the total volume of the soil. - 5%
A soil sample had a very low reading at 40 seconds and was slightly lower after two hours. When placed
in the textural triangle it will be found near the ____. - Lower left side
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 oneclass. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.48. You're not tied to anything after your purchase.