Scsc 301 - Study guides, Class notes & Summaries

What are the corresponding colors with the associated soils? __1__ colored soils come from organic matter. __2__ colored soils come from iron and aluminum oxides. __3__ colored soils come from silicates and salts. correct answer: 1 --- BLACK 2 --- RED 3 --- WHITE What are the 4 main components of soil and what are their relative proportions to the composition of soil? correct answer: Mineral matter -- 45% Organic matter -- 5 % Soil Water -- 25% Soil Air -- 25% Which 2 ele...

A soil with 25% _____ and 25% ______by volume is close to ideal -water; organic matter -Air; mineral matter -Air; water -Mineral matter; organic matter correct answer: Air; water Soil is a dynamic natural body having properties due to the combined effects of _______ and biota as modified by ________ acting on parent material over time. -climate; topography -Time; Weather -Topography; parent material -Biota; climate -Weather; topography correct answer: climate; topography A soil ...

SCSC 301 Exam 1 with complete solutions 100%2023

SCSC 301 EXAM QUESTIONS WITH ALL CORRECT DETAILED ANSWERS What are the four competitive priorities mentioned in class? A. Cost, Quality, SpeedlTime, Flexibility B. Inventory, Retail management, Flexibility, Supply Chain C. Both A and B D. None of the above - ANSWER- A. Cost, Quality, Seedtimes, Flexibility "A purchase requisition is a request to purchase materials or services,while a purchase order is a legal agreement between a Buyer and a supplier for the provision of goods. A. T...

SCSC 301 Exam 1 with complete solutions 100%

SCSC 301 Exam 1 Review questions and answers

A soil has a bulk density of 1.3 g/cm^3, a particle density of 2.6g/cm^3, a total porosity of .5 and a gravimetric water content of 0.2. Calculate the water-filled porosity. correct answer: .26 After a growing season of heavy tillage traffic across a soil, a soil property that is affected is: correct answer: bulk density From a biological point of view, the most important role of structural development in clayey textured soils is to provide an increase in: correct answer: macro porosity...

After a growing season of heavy tillage traffic across a soil, a soil property that is least affected is: correct answer: Particle density From a biological point of view, the most important role of structural development in clayey textured soils is to provide an increase in: correct answer: macro porosity The purity of light reflected by a soil is called: correct answer: chroma A word used to describe the consistence of a soil is: correct answer: plastic A soil horizon in which ...

A soil with a pH of 8.0, 10% exchangeable sodium, and 5 dS/m conductivity is: -saline, non-sodic -non-saline, non-sodic -non-calcareous -saline, sodic -non-saline, sodic correct answer: saline, non-sodic The most economical means of decreasing the soil pH from 7.0 to 4.5 in a non-calcareous soil is by the addition of: -neutral salts -gypsum -ferrous sulfate -nitrogen fertilizer -agricultural limestone correct answer: ferrous sulfate With the passage of time, the soil pH t...

SCSC 301 Tamu Exam 1 with Questions and Answers Chapter1 The Soils Around Us: Why is soil important? ANSWER 5 major functions: 1. medium for plant growth 2. support for buildings and roads (engineering medium) 3. habitat for organisms ication of waters and regulator of water supplies ling system for nutrients and organic wastes Medium for plant growth ANSWER -physical support -supply mineral nutrients -hold water (plants require a continuous stream of water to maintain photosynthes...