Describe a soil profile - Study guides, Class notes & Summaries

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SCSC 105 Exam 2 Questions with All Correct Answers What is a soil? - Answer-medium for production and growth of plants and crops Important functions of soil - Answer-anchorage water, nutrients for plant uptake habitat for soil organisms Describe a soil profile. - Answer-vertical section of soil extending from surface to unweathered rock of crust O horizon - Answer-humus, organic matter A horizon - Answer-topsoil, brown or black, plants found here B horizon - Answer-subsoil, ac...

1 CRSS/ FANR 3060 EXAM 1 | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ soil Correct Answer: -layer(s) of generally loose mineral and/or organic material -affected by physical, chemical, & biological processes -usually hold liquids, gases and biota and support plants -non-renewable resource soil functions Correct Answer: anchorage for plants storage and recycling of nutrients regulate water supply habitat for many organisms engineering medium 2 transformations C...

identify the two main crops discussed in the documentary, what pest threatened them, and where they were grown. correct answer: Papaya- ringspot virus, Hawaii Banana- Banana Wilt(bacteria), Uganda Match the primary individuals featured in the documentary to their qualifications/associations and their position on GMOs. correct answer: Jeffery smith - no training, against Margaret Wille- Hawaii city council member, M. Education, against Brenda Ford- former biology major Define ecosyste...

Weathering and Soil Test Questions and Answers Which are factors that scientists use to classify orders of soil? Check all that apply. - Answer-climate plant type soil composition Which best describes the soils found in the southeastern United States? - Answer-weathered Which are factors of rock types that affect the rate of weathering? Check all that apply. - Answer-porosity mineral softness ease of dissolving Which climate favors mechanical weathering? - Answer-cold climate Wh...

NACE #1/SSPC-SP5 - WHITE METAL BLAST CLEANING. When viewed without magnification the surface shall be free from visible oil, grease, dust dirt, mill shcale, rust , coating, oxides, corrosion products and other foreign matter. NACE #2/SSPC-SP 10 - NEAR WHITE METAL BLAST CLEANING. When viewed without magnification the surface shall be free from visible oil, grease, dust, dirt, mill scale, rust, coating, oxides, corrosion products, and other foreign matter. Random staining shall be limited to...

SCSC 105 Exam Questions with All Correct Answers Define ecosystem. - Answer-Collective function of organisms and their environment What are the five components of an ecosystem? - Answer-food chains, diversity, competitive exclusion, plant succession, nutrient cycles Define agroecosystem. - Answer-Ecosystems modified to produce, food, fiber, and/or shelter List 5 different important functions that ecosystems provide. - Answer-Climate regulation, Disturbance regulation, Water regulation...

Turf (3b): Turf Pest Management - Test Your Knowledge 100% Correctly Solved Name some of the factors turfgrass managers must consider when setting pest management priorities. - Correct Answer ️️ -Turfgrass management professionals must consider human safety, environmental safety, turf use(s), efficacy, and economics. Why do pest management thresholds in turf vary? - Correct Answer ️️ -Pest thresholds vary from site to site because they depend on site characteristics and uses. For ...

1. What demolition activities do you address when converting an abandoned rail line into a walking trail for pedestrians? - Answers Select all that apply (a,b,c,) a. Soil remediation b. Removing creosote railroad ties c. Fly ash and other dust related issues d. Protecting existing vegetation e. Grading old railroad bed to trail standards 2. The party responsible for determining the order of demolition operations is: - Answers (c) a. The general contractor b. The demolition company hire...

Describe the qualities of an ideal drug target. - ANSWER-an enzyme with a critical function in a biochemical pathway of central importance to the bacterial cell What were the sources of drug discovery in first generation approaches? - ANSWER-Based on antimicrobial activity or systematic screens of soil and fungal extracts for bacterial growth inhibition Why did the first generation approaches begin to fail? - ANSWER-Ran into the law of diminishing returns when screens for growth inhibition...