Ecotone is...

Ecotone is

a polluted area

the bottom of a lake

a zone of transition between two communities

a zone of developing community

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What is true for ecotone ? (a) It is a transition zone in between two different species (b) It is transition zone in between two different population (c) It is transition zone in between two different communities (d) Maximum species diversity occurs in ecotone

Assertion : The community of an ecotone commonly contains the organisms of each of the overlapping communities and in addition the organisms which are restricted to the ecotone. Reason : The tendency for increased variety and density at community junctions is known as the edge effect.

Identify the incorrect statement regarding ecotone. (a) It is the transition zone between two communities (b) It contains few species from both the community (c) The total number of species is less in the ecotone than in its adjoining communities. (d) All of the above

In which of the zone of lake stratification only heterotrophs are present? (a) Limnetic zone (b) Littoral zone (c) Profundal zone (d) Ecotone zone

Match list-I with list-II and select the correct answer using the codes given below the lists {:(,"List-I",,"List-II"),("A.","Ecotone",1.,"Running water"),("B.","Benthic",2.,"Replacement of one community by another"),("C.","Sere",3.,"Transitional zone between two communities"),("D.","Lotic",4.,"Zone found at the bottom of the sea"):}

Which of the following zone of lake stratification also known as ecotone area?

AAKASH SERIES-ORGANISMS AND POPULATIONS-EXERCISE-III (PREVIOUS AIPMT/NEET QUESTIONS)

Ecotone is
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