Q: Give an example of an inorganic nutrient pollutant. What is its effect on the aquatic environment?
A: Inorganic nutrients pollutant means that the nutrients in large amounts causing water pollution for…
Q: By whom the secondary productivity is rate of formation of new organic matter?
A: The productivity in ecology is refers to the rate of generation of biomass in an ecosystem. It is…
Q: What is the main way that living organisms contribute to the water cycle?
A: The water cycle shows the regular movement of water within the Earth and atmosphere. It is a complex…
Q: In what ways are Ca and Si cycling in oceanwaters similar, and in what ways do they differ?How do…
A: The environmental factors such as temperature, precipitation, solar energy, soil, and others are…
Q: What result can a lake give which is rich in organic waste?
A: Organic waste is any material that is biodegradable and comes from a plant or an animal.…
Q: How phosphorus levels impact green algae and dissolve oxygen in a lake ecosystem? Which includes…
A: Phosphorous is required for the proper development of teeth as well as bones. In biological system…
Q: What significant role does the water cycle contribute in an aquatic environment?
A: The word biogeochemical includes three different terms, ‘bio’ refer to biotic component, ‘geo’…
Q: How do the biophysical interactions in a catchment when impacted by humans produce Salvinia and…
A: The unwanted vegetation in the water bodies is termed aquatic weeds. The aquatic weeds have a…
Q: What human activities have affected the phosphorus cycle and led to eutrophication of the waterways?
A: phosphorous cycle The phosphorus cycle is the biogeochemical cycle that portrays the development of…
Q: Where is the majority of available phosphorus found on planet Earth? Why is that a concern?
A: Phosphorus is an important element that is essential for all life forms. Phosphorus is an essential…
Q: Why does deforestation of a watershed increase the concentration of nitrates in streams draining the…
A: Watershed is accumulation of water on land, which is collected from rains, snow etc and drain all…
Q: Some of the organic material manufactured in estuarine communitiesis exported to other ecosystems.…
A: Answer: Introduction: Estuaries means specific regions where the river and seawater combine. The…
Q: Design an experiment to solve the following problem:Determine the rate of methanogenesis (CO2 + 4H2…
A: Methanogenesis is process of methane formation by methanogens (microorganisms can produce methane).…
Q: Which of the following is true of oligotrophic lakes?
A: Lake ageing It is the natural process by which a lake fills in with erosional materials carried in…
Q: What is marine snow? Why is it important in CO2 drawdown?
A: Marine snow is not snow that falls on the seas and oceans. It is related to organic matter in the…
Q: Does iron limit primary production in some parts of the oceans?
A: Oligotrophic lakes have very clear water content, transparent surface, very deep, and less growth of…
Q: Why are the OMZs expanding and what are the likely impactson nutrient cycles?
A: Nutrient cycles are the cycles which involves the circulation of organic and inorganic matter within…
Q: What are the pathways by which sulfur moves from biotic to abiotic aspects of the biosphere?
A: • Decaying components separate a definitive remaining parts of producers and consumers. •…
Q: Natural pyritic deposits, such as underground coal seams, donot contribute to acid mine drainage;…
A: The pyrite or fool’s gold or iron pyrite is an iron disulfide mineral that occurs naturally. The…
Q: Contrast and compare the microbial communities found in lotic systems with those in lentic systems
A: The microbial communities can be defined as the group of microorganisms found at a particular place.…
Q: What is the global warming potential of methane when compared to carbon dioxide?
A: The Global Warming Potential (GWP) was created to allow comparisons of different gases' global…
Q: What is the major Anthropgenic flux in the global Sulfur cycle?
A: Introduction The Sulphur Cycle Is A Biogeochemical Cycle In Which Sulphur Is Transported Between…
Q: Describe the distribution of subsurface methane production
A: Methane (CH4) is one of the trace gases in the atmosphere that is considered to play a major role in…
Q: Co In the given figure, explain why does the CO2 concentration increase in the top-soil horizon (A)…
A: The soil can be divided into different zones. The chemical and physical properties of these zones…
Q: Why is the stringent response typically active during nitrogen starvation but not in response to…
A: Bacteria depend on the nutrient sources for their growth and reproduction. Nutrients such as carbon,…
Q: . With consideration on the plankton density and other parameters, explain the difference or…
A: Gross primary productivity is the amount of fixation of carbon dioxide in the air with the help of…
Q: What is the gradient trend of the phosphorus, nitrogen, and precipitation on mountains to downhills…
A: A mountain is defined as an elevated portion or region of the Earth's crust, generally with steep…
Q: . Which one of these soils would have a higher infiltration rate?
A: Soil is formed by the fragmentation and erosion of rocks by weathering, the action of rain-water,…
Q: What does the term ’leakage’ mean in the context of regulating greenhouse gas emissions? and why is…
A: Different nations around the world have various greenhouse gas emission rules to help limit climate…
Q: Can you describe the nitrogen and phosphorous cycles in terms of nutrient availability please?
A: The nutrient cycle is a cycle system where energy and matter are transferred between living and…
Q: Why are nutrient cycles in nature called biogeochemical cycles?
A: The Earth is defined as the closed system that matters, In the earth's atmosphere small amounts of…
Q: excess primary production in downstream lakes or estuaries. In what class of ecosystem services is…
A: The benefits human beings obtain from the natural environment and natural ecosystems are known as…
Q: Explain the various anthropogenic causes of the water cycle.
A: The water cycle, also hydrological cycle or the water balance, is the continuous water flow on,…
Q: How and in what way does an input of organicmatter, such as sewage, affect the oxygen content of…
A: The occurrence of organic pollution occurs when there will be an excessive quantity of organic…
Q: Where in the energy and trophic schemes do decomposers enter?
A: Food chain is considered as straight single pathway by which food energy travels in an ecosystem.
Q: Why do patterns of global primary production on land show strong latitudinalvariation, whereas…
A: Patterns of global primary production on land show strong latitudinalvariation, whereas primary…
Q: How much biogas will a 55 gallon filled with grass clipping and organic waste and water produce with…
A: In small– and micro–scale biogas, the classical approach is usually to use 55 or 30 gallon drums, in…
Q: Why is transpiration important to the water cycle?
A: A cyclic pathway through which chemical substances moves through the abiotic and biotic components…
Q: Provide one example for each of the following from the sulfur cycle: a biotic flux- a natural…
A: The sulfur cycle is the biogeochemical cycle of the element sulfur taking place in our planet. Flux…
Q: Which nutrient limits phytoplanktonproduction along the coast of Long Island?
A: Nutrition is study of nutrients in the food, their process, and relationship of health and disease.…
Q: By what benthic organisms are mostly affected?
A: Benthos is the organism community that lives on, near, or in the seabed, lake, river, or stream…
Q: Diagram carbon and sulfur flux in a Winogradsky column
A: The Winogradsky column is a simple column that is used for culturing a large variety of…
Q: Gaseous nutrient cycle and sedimentary nutrient cycles have their reservoir . Name them. Why is a…
A: The pathways by which various biotic and abiotic elements are circulated throughout the environment…
Q: How do plankton density and other parameters affect any observed microhabitat's computed Gross…
A: Introduction Gross productivity is the overall rate of energy capture.
Q: What factor(s) influence organisms living in aquatic biomes? (select all that apply) Question 1…
A: There are two types of aquatic biomes: freshwater and marine.
Q: A wastewater treatment plant discharges of effluent into a stream. Just upstream from the discharge…
A: Wastewater (sewage) is polluted water which includes all harmful liquid, solid or gaseous substances…
Q: To what extent do nutrients from terrestrialecosystems affect organisms in the lake?
A: INTRODUCTION: ECOSYSTEM is a self regulatory and self sustaining structural and functional unit of…
Why is release of sulfide from oxygen minimum
zones infrequent, occurring at times of exceptionally
high surface water productivity?
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- Design an experiment to solve the following problem:Determine the rate of methanogenesis (CO2 + 4H2 S CH4 +2H2O) in anoxic lake sediments and whether or not itis H2-limited.Why is the stringent response typically active during nitrogen starvation but not in response to carbon sources?what is the influent biodegradable chemical oxygen demand?
- Explain the various anthropogenic causes of the water cycle.Which of the following water sources will most likely have the highest amount of dissolved oxygen? O a wetland on a sunny, hot day a warm pond after an algal bloom O a cold, fast-moving mountain stream O a shallow pond with high turbidityDescribe the distribution of subsurface methane production
- With reference to the phosphorus cycle, explain the benefits of phosphate solubilizing microorganisms to plants and Discuss how the activities of symbionts in a mutualistic association can lead to microbial weathering (1000 words).From a practical standpoint, it is difficult to use CO2 supplementation in a greenhouse during the summer months in Ontario. Why? asap pleaseMatter is continually recycled between abiotic and biotic components of Earth's ecosystem in biogeochemical cycles. the various cycles differ from one another in several key aspects of their storage, conversion and modes of transport. A. Describe the critical processes by which nitrogen is cycled through the biotic and abiotic components of earth’s atmosphere and identify the primary storage sink for nitrogen
- The relative humidity in pore spaces is high in soils in tropical areas but low in desert soils. TRUE ORFALSEExplain how streams can cleanse themselves andhow these cleansing processes can be overwhelmed.What is wastewater? Describe the state of streampollution in more- and less-developed countries.Give two reasons why lakes cannot cleanse themselves as readily as streams can. Distinguish betweeneutrophication and cultural eutrophication. Listways to prevent or reduce cultural eutrophication.Explain why groundwater cannot cleanse itself verywell. What are the major sources of groundwatercontamination in the United States? List ways to prevent or clean up groundwater contamination. Listsome ways to purify drinking water. Describe the environmental problems caused by the widespread useof bottled water.According to the Berner Classification for aqueous environments, which of the following definitions describes the Postoxic stage? O a. Dissolved Oxygen 1mM of Sulfide Species O c. Dissolved Oxygen 0.5% of Saturation (~1 mM) Plants can assist in geochemical metal exploration, because: O a. they carry mineral grains to the surface O b. none of the other options O c. they produce gases that can be analysed between their roots O d. they transport dissolved metals to the surface through their roots