Integrated Science (7th Edition)

Chapter 23

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; In an ecosystem, the organisms that directly ... more

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The ecosystem consists of interacting communities ... more

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Plants are considered as producers because they ... more

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The conversion of energy from one form to another ... more

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The development of temperate deciduous forest or ... more

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The first trophic level is occupied by plants, ... more

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Mutualism is the interaction or relationship ... more

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Parasitism is a relationship between two species ... more

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Respiration is an important mechanism through ... more

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The life forms on the earth are supported by ... more

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The main components of the atmosphere are nitrogen... more

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Pre-reproductive individuals include the plant ... more

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The living organisms of an ecosystem comprise ... more

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An equal number of male with that of females may ... more

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Natality determines the birth rate. It is the ... more

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; The GPG was constructed in 2550-2490 B.C (... more

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Mortality refers to the number of deaths in a ... more

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Energy in an ecosystem flows from one trophic ... more

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Importance of the following in an ecosystem:... more

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The herbivore biomass is greater than the ... more

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Temperate deciduous forest: Abiotic factors ... more

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No, energy is not recycled through an ecosystem. ... more

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Humans are omnivorous, they are dependent on ... more

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The parasites, commensal organisms, and the ... more

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The process of photosynthesis performed by plants ... more

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Four different roles played by bacteria in ... more

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Larger organisms surviving for a longer time ... more

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When competition is severe, both kinds of ... more

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The human's growth curve is an exponential (J-... more

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Environmental factors that will be affected due to... more

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The reduction in the different varieties and types... more

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List of animals and plants observed in the ... more

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Deforestation results in loss of habitats for ... more

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Sulphur is present in aminoacids such as ... more

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The arguments to be made against growth and use of... more

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An endangered species can be saved by building a ... more

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Mutualism- The interaction between workers and the... more

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The country with the highest infant mortality rate... more

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30 lb ; The animal which has the ability to feed ... more

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85% ; At each trophic level, approximately 10 % ... more

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170 calories ; The energy obtained through food is... more

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The broiler hen produces 115 pounds more nitrogen ... more

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66 lb  ; The weight of the bear is 200 lb and 33% ... more

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80%  ; At each trophic level, approximately 10% ... more

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100 calories ; The energy obtained through food is... more

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The hog produces 90 pounds more nitrogen than ... more

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