Which one of the following statements correctly defines the concept \"ecotone\"

Question

Which one of the following statements correctly defines the concept "ecotone" and describes its importance in the debate e over what determines the makeup and functioning of communities? 1) An ecotone is a place where the environment changes abruptly and that some plant communities are distinct in adjacent areas supports the individualistic concept of communities. 2) An ecotone is a place where the environment changes abruptly and that some plant communities are distinct in adjacent areas supports the holistic concept of communities. 3) An ecotone is a place where the environment changes gradually and that some plant communities are distinct in adjacent areas supports the holistic concept of communities. 4) An ecotone is a place where the environment changes gradually and that some plant communities are distinct in adjacent areas supports the holistic concept of communities. An ecotone is a place where the environment changes abruptly, but the communities living in adjacent areas do not. This supports neither the individualistic nor the holistic concepts. _____ is the pattern of growth in which a population doubles in some constant period of time. 1) rapid growth 2) exponential growth 3) quick growth 4) linear growth 5) none of the above

Explanation / Answer

Question 49

Answer 3) An ecotone is a place where environment changes gradually and some plant communities are distinct in adjacent areas support the individualisticconcept of communities.

If we compare the land and aquatic ecosystem. There is a transition zone or ecotone between land and aquatic ecosystem, which usually is a marshy land. The plants living in aquatic and land ecosystem are distinct.

Question 50

Answer 2) Exponential growth is the pattern of growth in which a population doubles in some constant period of time.For example the growth of bacteria can be termed as exponential.

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