Biology

Biology, 03.08.2019 03:50, ladybug3334

An ecosystem includes all the living organisms in an area as well as the organisms' physical environment. an ecosystem is occupied by various populations, or groups of organisms of the same species. how can populations best be categorized?

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Biology, 30.06.2019 09:40, angeleyes4u610p6np54

Which of the following phrase best defines what an ecosystem is? a. an ecosystem is all of the biotic and abiotic factors in a given area b. an ecosystem is all the organisms living in a given area c. an ecosystem is a large area with a certain temperature and amount of rainfall d. an ecosystem is all individuals of the same species in the same area

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Biology, 08.07.2019 03:00, alott1121

An ecosystem includes all of the living and nonliving factors in a given area. that is, it includes all of the organisms (e.g., plants, animals) that live in an area and the environmental factors (e.g., water, soil, climate) that affect the organisms. what is one criteria that must be met in order for an ecosystem to be stable? a. the amount of available resources in the ecosystem must change at a predictable rate. b. the population size of every organism living in the ecosystem must increase over time. c. there must be less energy flowing into the ecosystem than flows out of the ecosystem. d. the different species of organisms within the ecosystem cannot interact with one another.

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Biology, 23.08.2019 22:20, ryan1kk

1. which of the following is true about ecology? (1 point) ecology is a philosophy that seeks to limit harm to the natural world. ecology is a practice that emphasizes preservation of life. ecology is an area of study that focuses on interactions in nature. ecology is a strategy for sustainable living. 2. which of the following would be the best way for an ecologist to determine the effects of an industrial waste chemical on the survival of a fish species? (1 point) conducting experimental work in a lab conducting library research constructing mathematical models on a computer making observations in natural areas 3. how are populations, ecosystems, and communities related? (1 point) a community consists of an ecosystem and its physical environment, and an ecosystem is made up of many different populations of organisms. a population consists of a community of organisms and its physical environment, and a community is made up of many different ecosystems. an ecosystem consists of a community of organisms and its physical environment, and a community is made up of many different populations of organisms. an ecosystem consists of a population of organisms and its physical environment, and a population is made up of many different communities of organisms.

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Biology, 13.10.2019 07:10, justapointie

Members of a bird-watching club observed the activities of three species of birds for an entire spring and summer. they noticed that the different species fed at different heights in the same pine tree. which ecological concept is supported by this observation? (1)organisms that feed on different foods in the same area of an ecosystem fill the same niche. (2)organisms that live in the same ecosystem can occupy different niches in the ecosystem. (3)different species feeding in the same ecosystem will eventually compete with each other, eliminating all the species except one. (4)different species living in the same area of an ecosystem usually have the same physical characteristics.

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