Communities and Ecosystems 37.1 Multiple Species Interact in Communities ~Communities are composed of coexisting populations of multiple species ~An ecosystem consists of a biotic community plus its abiotic environment ~Each species in a community has a place where it normally lives and a set of resources necessary for its life activities ~Ecologists describe the diversity of a community by measuring species richness and the relative abundance of each species. * Populations interact in many
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enviJairah DC. Ocampo Environmental Science BSIT I- C Sir Allan Pleno Critical Thinking Questions 2. Explain the function of trophic levels in an ecosystem. ANSWER : Exactly‚ A food chain cannot start with a consumer. What would it consume if there were no producer before it? SOURCE : www. Yahoo. Com Jairah DC. Ocampo Environmental Science BSIT I- C Sir Allan Pleno Critical Thinking Questions 3. Why is there always a loss of chemical energy with
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World At Risk Global Hazards There are different types of hazard 1) A hazard is something that’s a potential threat to human life or property. 2) Natural hazards are cause by natural processes. 3) Natural hazards can be divided into two types: * Hydro-meteoroidal hazards (caused by climatic processes)- these include droughts‚ floods‚ tropical cyclones and storms. * Geophysical hazards (caused by land processes) – these include earthquakes‚ volcanic eruptions and landslides.
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refine the 2. Assumptions and missing information relating to operations Assumption: Summers’s team surmised that the EAME region was the dominant contributor to the disparity between inventory‚ total supply chain costs‚ and customer service levels. The diamond drill could reasonably be assumed to present 2.6% of the EAME region’s costs andv would serve as a baseline for comparing the
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Pressure | * Large variations occur - Deeper water‚ higher pressure | * Small changes occur – closer to sea level‚ higher pressure | * Pressure varies according to sea level/water surface | Light availability + penetration | * Depends on physical properties. * Light may penetrate up to 100m deep | * Abundant on land * Tropical rainforests may have diff. vertical levels | * Organisms and plants must adapt | Landscape position (slope/aspect) | * Affect exposure to currents
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essay is to examine the purpose of statistics in business. Our text‚ Lind (2011) defines statistics as “The science of collecting‚ organizing‚ presenting‚ analyzing‚ and interpreting data to assist in making more effective decisions” (p.5). Types and levels of statistics There are two major types of statistics‚ descriptive and inferential. Descriptive statistics is defined by Lind (2011) as “methods of organizing‚ summarizing‚ and presenting data in an informative way” (p.6). An example of descriptive
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The Mid-Term Project is worth 100 points. Please download this document to your computer and save it using the naming convention specified in the course syllabus. For the Mid-Term Project you will be using the MM207 Student Data Set‚ the survey codebook‚ and StatCrunch as necessary. You should enter your answers/responses directly after the question. There is no need to retype the project. After completing and saving the project‚ submit your project in the Mid-Term Drop Box. In the course‚ go to
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an important asset and property in a hotel to operate their daily operation. Moreover‚ the employee performance plays a crucial role in project the customer’s perception of service quality to the particular hotel. It is important for the management level to understand and listening to the employee needs and wants in order to satisfy employee. Some researchers have found that the employee satisfaction is
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Module 04 Review Phytoplankton (Lessons 04.02‚ 04.03‚ 04.04) * What are phytoplankton? * Plankton consisting of microscopic plants. * Know that the three adaptations that allow phytoplankton to float are: cavities in the center of their cells‚ cells contain oils and fats‚ and spines around the cavities * Are phytoplankton the base of the oceanic food chain? * Yes * What things do phytoplankton need to survive? * Light‚ minerals‚ and precursors for photosynthesis
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substances" (Internet 1). 2.2 The electrons of an atom exist in different energy levels. When energy is added to an atom in the form of light/heat/electrical energy‚ the atom becomes excited and electrons begin to ’jump ’ to higher energies (Figure 1). There are two states that an atom can exist - an excited state and a ground (natural) state. The ground state of an atom is when the electrons are in their lowest energy level. The use of a flame photometer "relies on the principle that a metal salt drawn
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