To protect an essential example of natural nutrient cycling, it is important to conserve economic growth delivery of new nutrients to earth O recycling programs O plastics O topsoil

Q: Scientists have predicted that we have 51 years of oil energy left to harvest and use. Why is that…

A: The prediction of how many years of oil energy we have left is based on current known reserves and…

Q: About half the dry weight of a plant's body is carbon.  Where do plants get the carbon?     From…

A: On average, the dry weight i,e weight without water of a cell is 50 percent carbon, making it a key…

Q: Think for a moment about the carbon, nitrogen, and phosphorus nutrient cycles. You know that human…

A: A nutrient cycle defines a system of transfer of a nutrient or energy between organisms and the…

Q: The most important flux (largest)  in a non-carbon nutrient cycle is   Biological fixation   None…

A: Microbially driven processes constitute the bulk of the transformations that are undergone in the…

Q: Fertilization & deposition Crop export Watershed Leaching & Runoff Mineralization The figure above…

A: Given rates are, Rates of Fertilisation and deposition= 4000 Mg yr-1 Rates of Mineralistion=4900 Mg…

Q: Which of the following describes a strategy that can reduce land, water, and energy use in meat and…

A: For reaching the correct answer let's analyse all of the options given.  Option 1-feeding livestock…

Q: The efficiency (in terms of increased outputs from fewer inputs) of modern industrial agriculture is…

A: With evergrowing population and constant land and other resources, the production per hectare needs…

Q: Ethanol from sugarcane has a medium net energy yield, while ethanol from corn has a low net energy…

A: Net energy yield  Net energy yield means the amount of energy gain from a harvest after reducing the…

Q: ractice of crop rotation uses nitrogen fixation to create fertile fields. First without a…

A: Rotational plants reduce green house gases. In this low nitrogen is added.

Q: There are many different sources of biomass and many ways of harnessing energy from biomass. Discuss…

A: Introduction  The exponential rise in population and in increasing demand for food and fuel lead us…

Q: ATP generates its own energy all by itself. True The whole statement is true. False Some of the…

A: ATP is known as the energy currency of the cell and is used to generate the energy required for the…

Q: Complete fertilizers, such as “Miracle Grow”, are the ideal fertilizer and are often used on…

A: It is a fertilizer blend or mix that contains the three main plant nutrients , ie nitrogen,…

Q: Plant growth is most likely to be limited by the available supply of usable: a. nitrogenb. carbonc.…

A: Plants play important role in producing oxygen on the earth. Plants go through the process known as…

Q: Which statement does not describe an advantage of using conventional crude oil as an energy source?…

A: Conventional oil means extraction of oil from ground through various mechanism like traditional…

Q: Net primary productivity refers to     the rate of energy storage as organic matter by autotrophs…

A: The net primary productivity is referred as  the energy to all heterotrophic activity. Customers…

Q: For which of the following problems would growing and maintaining cover crops be an appropriate…

A: Cover crops: These are crops which are planted so as to maintain the soil fertility, reduce soil…

Q: Net primary production is equal to gross primary production minus what? the energy contained in bark…

A: INTRODUCTION In plants the net chemical energy is produced by the autotrophs in an system for all…

Q: A prairie has plenty of grass. The soil on the prairie provide all the following EXCEPT - O…

A: Soil is the abiotic component of the environment which helps in the growth of the plant.

Q: "Biocrusts are formed by photoautotrophic producers, microfauna, and decomposers that aggregate soil…

A: Communities of living organisms called biological soil crusts (BIOCRUSTS) can be found in arid and…

Q: To reduce the risk of overgrazing, it is especially important to pay attention to movement zones…

A: Overgrazing: It is a practise in which there is an overconsumption of green plants by the animals,…

Q: Biotechnologies used in crop production have increased our food supplies, but this food abundance…

A: There are few important points about Biotechnologies used in crop production have increased our food…

Q: What have been the results of Improved agrlcultural practicesa increased productivity decreased crop…

A: The basic agricultural practices include soil preparation, sowing, maturing, irrigation, weeding,…

Q: Nitrogen fixation and nitrate assimilation are the only ways biological systems can incorporate…

A: Nitrogen fixation is the process by which atmospheric nitrogen gas (N2) is converted into a form of…

Q: Which of the following statements about nutrient inputs and eutrophication is FALSE? O Fossil fuel…

A: Eutrophication is the process of enrichment of an aquatic ecosystem with excess plant…

Q: Which is the only product of metabolism that is available to primary consumers? O producer biomass O…

A: Ecology is the study of interaction between biotic and abiotic components of the environment.

Q: Directions: Label the processes of ACTIVITY 2 phosphorus cycle from A to J. Choose the correct…

A: Introduction :- Phosphorus is an essential nutrient for all living organisms. It is an important…

Q: Which of the following is inconsistent with the idea of making rural areas more sustainable?…

A: Farming has been revolutionized in the modern times due to the use advanced technologies, Pesticide…

Q: What is the difference between a macronutrient and a micronutrient?a. The size of the atomsb. The…

A: Nutrients are required for the synthesis of energy in the body. Organisms are classified into…

Q: As a rule of thumb, each 1% of soil organic matter by weight contains about 1,000 pounds of nitrogen…

A: Any material created by living organisms (plants or animals) that is returned to the soil and…

Q: Which of the following is an input in the phosphorus nutrient cycle? erosion leaching runoff…

A: The essential elements required by organisms for their bodybuilding and metabolism and known as…

Q: Generally, the primary factor influencing soil organism populations is: O predation and competition…

A: Soil microorganisms including algae, bacteria, protozoa, and viruses account for a sizable portion…

Q: Mutualisms can play a large role in element cycles and energy flow. Please match the mutualism to an…

A: Mutualism is a relationship between two species where both the species gets benefitted and the…

Q: 21. Decomposers are critical in the nitrogen and phosphorus cycles because they:   are responsible…

A: Decomposers feed on the dead plant parts to decompose them. Also they make nutrients available for…

Q: According to Damron, aquaculture accounts for what percentage of total US cash receipts of total…

A: could not find any information on the percentage of total US cash receipts of total animal…

Q: Net primary productivity of two mangrove forest stands on the northwestern coast of Sri Lanka…

A: Gross primary productivity refers to carbon fixation amount by all the producers present in the…

Q: Oligotropication nutrient loading. Group of answer choices с True can lead to dead zones because of…

A: In the world of water, where streams flow and creatures swim, there's a delicate balance, like a…

Q: A scientist is evaluating the effects of soil nitrogen levels of chlorophyll concentration in…

A: Chlorophyll is the pigment that makes the plant green in color. Photosynthetic activity of the plant…

Q: ecosyste that is the most scarce nutrient that is needed for more gro that is limited however is not…

A: Leibeg Law of the minimum states that growth depends not by total resources available but by…

Q: Which fraction of phosphorus is available for photosynthetic organisms to directly uptake and use?…

A: Phosphate is very useful for plants. It is required for energy transfer, photosynthesis,…

Q: In many less-developed countries, much of the municipal solid waste ends up being incinerated for…

A: Municipal Solid Waste, also known as trash or rubbish, is made up of goods that we all use and then…

Q: Plant growth is limited by available nitrogen. Why is nitrogen fixation a limiting factor?  There…

A: Nitrogen is a macronutrient for plants. Different biomolecules have nitrogen in the chemical…

Q: Did the normal growth curve grow at a slower or faster pace than in the new growth curve? Did both…

A: An increased curve is a graphical illustration that indicates the path of a phenomenon over the…

Q: Nutrient export is likely to increase because most of the nutrients are stored further erosion of…

A: Trees play a crucial role in absorbing the greenhouse gases that fuel global warming. Fewer forests…

Q: Some analysts argue that in order to continue usingoil at the current rate, we must discover and add…

A: Introduction: Exploration for oil and the manufacturing of its byproducts will be in decline or will…