Sws3022 exam - Study guides, Class notes & Summaries

SWS3022 Exam 3 | Questions And Answers Latest {} A+ Graded | 100% Verified

Be able to define an acid. -:- Any substance that increases the hydrogen ion concentration in a solution. Know the two ions considered acids in soils. -:- Hydrogen (H+) and Aluminum (Al3+). Understand how aluminum contributes to soil acidity -:- Hydrolosis. Al(H2O)6 3+ = Al(H2O)5(OH) 2+ and H+ Understand the two basic types of soil acidity discussed in class. -:- Active and exchangeable acidity. Know the relationship between pH and H+ concentration in solution. 2 0 2 4 / 2 0 2 5 | ...

What organisms are the most numerous in soils? -:- Bacteria What organisms have the greatest biomass? -:- Fungi What is the difference between aerobic and anaerobic heterotrophs? -:- Aerobic use oxygen as electron acceptors. Anaerobic use nitrogen, sulfur, ironto accept electrons. How do aerobic conditions influence the decomposition of organic matter? -:- Decomp is rapid due to efficiency of aerobic metabolism How do anaerobic conditions influence the decomposition of organic matt...

©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Tuesday, September 3, 2024 10:30 AM Page | 2 an organic domain/matrix, in which they move into that organic environment because it is much more compatible with them. b. In regards to synthetic organics: chemicals interact with soil organic matter and slow or arrest their movement. i. The lower the water solubility, usually the stronger the interaction, the slower the chemical movement. What is partitioning? - Answer️️ -When the chemical will d...

SWS3022 Exam 3 Practice Questions and Answers | 100% Pass What organisms are the most numerous in soils? - Answer️️ -Bacteria What organisms have the greatest biomass? - Answer️️ -Fungi What is the difference between aerobic and anaerobic heterotrophs? - Answer️️ - Aerobic use oxygen as electron acceptors. Anaerobic use nitrogen, sulfur, ironto accept electrons. How do aerobic conditions influence the decomposition of organic matter? - Answer️️ - Decomp is rapid due to ef...

SWS3022 Exam 1 Study Guide with Complete Solutions Dimensions of the Earth - Answer️️ -Diameter: 8000 mi Circumference: 25,000 mi What do the definitions of soil depend on? - Answer️️ -The definition of soil is dynamic because many specializations and disciplines view soil differently: ecological, geological, environmental, etc. Parameters related to soil composition for an idealized surface soil - Answer️️ -50% pore space and 45% particles, 5% OM Basic functions of soils in...

SWS3022 Exam 3 Practice Questions and Answers | 100% Pass Be able to define an acid. - Answer️️ -Any substance that increases the hydrogen ion concentration in a solution. Know the two ions considered acids in soils. - Answer️️ -Hydrogen (H+) and Aluminum (Al3+). Understand how aluminum contributes to soil acidity - Answer️️ -Hydrolosis. Al(H2O)6 3+ = Al(H2O)5(OH) 2+ and H+ Understand the two basic types of soil acidity discussed in class. - Answer️️ -Active and exchange...

SWS3022 Soil Taxonomy Exam Questions with Correct Answers T or F: A soil has a high CEC and a low Base Saturation. It is difficult to raise the pH. - Answer-T High CEC = Numerous Negative Sites Low %B.S. = Most Sites occupied by ACIDS High amounts of acid on exchange complex must be replaced/neutralized T or F: The suffix -ent indicates an entisol. - Answer-T T or F: The subordinate horizon designation, t, indicates a subsurface accumulation of OM. - Answer-F indicates silic...

SWS3022 Practice Exam | Questions And Answers Latest {} A+ Graded | 100% Verified