Eutrophication - Study guides, Class notes & Summaries

Atmospheric Deposition - Answer-the process, long recognized by scientists, whereby precipitation (rain, snow, fog), particles, aerosols, and gases move from the atmosphere to the earth's surface. Biochemical Oxygen Demand - Answer-amount of dissolved oxygen consumed by aquatic microorganisms. Used as a test for organic waste contamination from sewage, paper pulp, and food waste. Clean Water Act (1972) - Answer-National Pollution Discharge System which requires a permit for any entity dum...

Biodiversity correct answers broad concept of encompassing total diversity which includes genetic diversity, species diversity and habitat diversity. Genetic diversity correct answers Range of genetic material present in the population of a species Species Diversity correct answers number of organisms within each different species Habitat diversity correct answers range of different habitats within a biome Habitat Diversity Advantages correct answers higher rate of resilience, high...

Although 2/3's of earth's surface is water, what percentage is fresh water? 3% What percentage of Maryland residents household water comes from a surface water source? 68% Clean water provides: *Critical wildlife habitat *an important part of Maryland's economy *enhances recreational opportunities The average Marylander uses how many gallons of water per day? 100 gallons Maryland's healthy water resources can benefit the economy by providing *Water for crop irrigation *Water for livestoc...

BESC chap 18 Test Questions with Answers When natural waters are overloaded with plant nutrients, such as nitrate and phosphate ions, they become - Answer-Eutrophic Cultural eutrophication results from - Answer-human activity An oxygen sag occurs most often - Answer-immediately downstream from a pollution source Toxic metals such as lead, cadmium and mercury - Answer-can be toxic in extremely small quantities Which of the following are inorganic toxic substances sometimes found in l...

Biodiversity - ️️broad concept of encompassing total diversity which includes genetic diversity, species diversity and habitat diversity. Genetic diversity - ️️Range of genetic material present in the population of a species Species Diversity - ️️number of organisms within each different species Habitat diversity - ️️range of different habitats within a biome Habitat Diversity Advantages - ️️higher rate of resilience, higher genetic diversity, more nutrients i...

Biomedical Innovations SEM 1 Review Questions and Answers 2023 What is a biomedical innovation? The process of transforming scientific discoveries into vaccines, diagnostics, devices, and therapies that improve and save patients lives What are the top health-related challenges of the 21st century? Cure to cancer, cure to alzheimer's/dementia, over prescription of medication, invasive surgeries, health care bill reform (This is all from a worksheet and it was opinion based) How ...

SWS3022 Exam 3 Questions with Complete Solutions What element is strongly limiting to primary productivity? - Answer-Nitrogen What is the basic criteria for diagnosis of N deficiency in plants? - Answer-Yellowing in older tissues What is the organic nitrogen presented and what is it called? - Answer-R-NH2, amine What is deamination and what is its product? - Answer-Strictly applies to nitrogen conversion. When organic nitrogen is converted into inorganic forms in soils. Produces the ...

point source pollution - Answer discharge from factories, sewage treatment plants, mines, power plants easy to identify, monitor, regulate non-point source - Answer agricultural runoff, storm-water, atmospheric deposition broadly scattered, difficult to regulate and control organic wastes - Answer oxygen demanding wastes most biodegradable, but dissolved O2 is used up raw sewage, paper mill discharge, food waste, dead animals Dissolved oxygen vs. temperature - Answer Dissolved oxyge...

3 Keys for Life on Earth - 1.) One flow of high-quality energy from the sun 2.) Nutrient cycling 3.) Gravity Affluence and Environmental Degradation - disproportionate difference in resource use between developed and developing countries Angiosperms - seed producing plants that have flowers and produce fruit whcih contain seeds Autumn Olive - invasive shrub, aggressive during sucession has edible berries Biodiversity - variety of life forms/species and the genes they contain, variety of e...

PRAXIS CRAM - BIOLOGY 5236 Exam Questions With 100% Correct Answers Pros of stem cell research - answerCuring genetic diseases Growing skin for burn victims Growing new organs Cons of stem cell research - answerHarvesting embryonic stem cells kills the embryo, what constitutes a viable embryo? Cons of genetically modified foods - answerMan should not interfere, allergens, modifications not contained-could pass in to wild species Cons of cloning - answer- reduced gene pool - animals les...