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IB ESS Topic 5.1 and 5.2 questions and correct answers rated A+ $12.99   Add to cart

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IB ESS Topic 5.1 and 5.2 questions and correct answers rated A+

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IB ESS Topic 5.1 and 5.2 questions and correct answers rated A+

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  • October 6, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • IB ESS
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BravelRadon
IB ESS Topic 5.1 and 5.2

What 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

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