Exam (elaborations)
IB ESS Topic 5.1 and 5.2 questions and correct answers rated A+
- Course
- Institution
IB ESS Topic 5.1 and 5.2 questions and correct answers rated A+
[Show more]
Content preview
IB ESS Topic 5.1 and 5.2What is soil (5) - correct answer ✔✔Place to grow food for other organisms, a habitat, hold waters and
nutrients, stores and transfers heat, and a place where life processes occur
Components of soil - correct answer ✔✔Rock, humus, water, air, soil organisms
The _____ of soil influences - correct answer ✔✔Quality of soil influences the primary productivity of an
area
Soil Profile order - correct answer ✔✔O, A, E, B, C, R
Soil layer o - correct answer ✔✔(Organic) freshly fallen leaves, twigs, animal waste, fungi
A - correct answer ✔✔(Humus) mixture of partially decomposed organic matter
B - correct answer ✔✔(Subsoil) nutrients leaches from A Plant Roots (clay and iron)
C - correct answer ✔✔Weathered rock largely inorganic material
R - correct answer ✔✔Parent material bedrock
soil particles - correct answer ✔✔Clay, silt, sand, and gravel
Properties of clay - correct answer ✔✔< 0.002mm in diameter, feels thick and sticks, high porosity
(micropores), low permeability, high nutrients but inaccessible
Properties of silt - correct answer ✔✔0.002 - 0.05 mm in diameter, feels slippery and holds together
, Properties of sand - correct answer ✔✔0.05 - 2 mm in diameter, falls apart, High porosity (macropores),
high permeability, high leaching
Properties of gravel - correct answer ✔✔rapid drainage
Structure and properties of soil types - correct answer ✔✔Sand, loam, and clay
Which soil type is best for agrixlture - correct answer ✔✔Loam because it has characteristics of all three
soil particles
Rock particles provide - correct answer ✔✔Skeleton of the soil
Humus - correct answer ✔✔Plant and animal matter in the process of decomposition
Component of soil: water - correct answer ✔✔Dissolved mineral salts more through soil
Rapid downward movement of water = leaching
Components of soil: soil organisms - correct answer ✔✔Soil invertebrates break down dead organic
matter into smaller particles
the sustainability of terrestrial food production systems is influenced by - correct answer ✔✔socio-
political, economic, and ecological factors
Commercial farming (Medcs) : scale - correct answer ✔✔large
System:
Shifting Cultivation (slash and burn)
Where
Amazon Rainforest
Type
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 BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78112 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now