Soil minerals answer - Study guides, Class notes & Summaries

___________ is comparatively soluble in soil solution and therefore easily weathered. a. Hematite b. Apatite c. Feldspar d. Mica e. Gypsum correct answer: E. Gymsum Quartz _____. a. weathers to form clay minerals b. is resistant to weathering c. is soluble in soil solution d. is a phosphorus bearing mineral e. is a major component of the clay fraction correct answer: B. is resistant to weathering A pot of soil that is 30 cm tall and which has been wetted until excess water ...

_____is comparatively soluble in soil solution and therefore easily weathered. -Hematite -Apatite -Feldspar -Mica -Gypsum correct answer: Gypsum Quartz __________ -weathers to form clay minerals -is resistant to weathering -is soluble in soil solution -is a phosphorus bearing mineral -is a major component of the clay fraction correct answer: is resistant to weathering A pot of soil that is 30 cm tall and which has been wetted until excess water drips from the bottom wi...

A soil with 25% _____ and 25% ______by volume is close to ideal -water; organic matter -Air; mineral matter -Air; water -Mineral matter; organic matter - ANSWERAir; 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 - ANSWERclimate; topography A soil that supports plan...

what acquires nutrients from air water and soil - ANSWER plants what is 96% of plants' dry weight? - ANSWER - organic carbon-containing compounds how does a plant get carbon? - ANSWER carbon comes from CO2 absorbed by plant leaves & integrated into organic compounds (e.g., glucose) by photosynthesis what do plants get from soil? - ANSWER - water - minerals - some O2 what part of roots controls solute uptake? - ANSWER The plasma membranes what must solutes move through to reach ...

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...

AESC PRACTICE EXAM QUESTIONS AND ANSWERS ALL CORRECT What is the top reason why people buy locally grown food in grocery stores? - Answer- -freshness (83%) -support the local economy -Taste -Knowing the food source -environmental impact of transporting food green bean consumption based on type - Answer- 1. store fresh 2. canned 3. frozen Population is increasing, but canned good consumption decreased. What could be the cause? - Answer- We want fresh beans -U.S. is producing too m...

International CCA Exam: Nutrient Management Questions with Correct Answers Which of the following is NOT an essential nutrient for plants? N, Cu, Na, H - Correct Answer Sodium (Na) Which of the following plant nutrients is a cation in the soil? Chlorine, Potassium, Molybdenum, Sulfur - Correct Answer Potassium (K⁺) Which of the following plant nutrients is a macronutrient? Cu, S, Mn, B - Correct Answer Sulfur (S) Which of the following regulates Stomatal openings in the Plant? N, P, ...

What is a characteristic of rhizospheres? a. The rhizosphere is where microbes that survive well in extremely acidic conditions reside. - Microbes that survive in extremely acidic conditions are called extremophiles. b. The rhizosphere is where microbes that survive well on humans reside. - Microbes that survive on the human body are part of the human microbiome. c. The rhizosphere is where microbes that survive well in the cold reside. - Microbes that survive well in the cold are psychrop...

WGU Question and answers correctly solved WGU - Introduction to Geography Physical geography - correct answer Studies the characteristics of the physical environment. When geography concentrates on topics such as climate, soil , and vegetation, it is a natural science. Human geography - correct answer Studies human groups and their activities, such as language, industry, and the building of cities; it is a social science. Cartography - correct answer Mapmaking. Remote sensin...

Geog 274 Final UPDATED ACTUAL Questions and CORRECT Answers soil - CORRECT ANSWER- dynamic natural material composed of water, air, minerals, and organic matter. Non renewable why soil is important - CORRECT ANSWER- important for ecosytems, serves as a habitat for microbes, source of nutrients, stores greenhouse gases biosphere - CORRECT ANSWER- living organisms and their environment, open system driven by solar radiation