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Write a short note on ecological hierarchy.

Important Questions on Ecology and Environment

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Biology>Ecology>Ecology and Environment>Organisms and Environment

Mention the population interactions that exist among the following:

Abingdon tortoise and goats in Galapagos islands.

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Niche is
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Biology>Ecology>Ecology and Environment>Organisms and Environment
Define Niche.
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Biology>Ecology>Ecology and Environment>Organisms and Environment
In an ecosystem, each organism occupies a particular place and has a functional role and it is known as
HARD
Biology>Ecology>Ecology and Environment>Organisms and Environment
What is the size of animals belonging to mesofauna?
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Biology>Ecology>Ecology and Environment>Organisms and Environment
What is ecologice niche? Give an example.
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Biology>Ecology>Ecology and Environment>Organisms and Environment
Assertion (A): Landscape is the unit of land containing different ecosystems surrounded by natural boundaries.
Reason (R): Landscape is the level of organization that is higher than the ecosystem.
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Biology>Ecology>Ecology and Environment>Organisms and Environment
In ecology, the basic unit of study is
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Biology>Ecology>Ecology and Environment>Organisms and Environment
The highest level of organization among the following is
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Read the given statements and select the correct option.
Statement 1: Cow in India and Kangaroo in Australia (both herbivores) are ecological equivalents.
Statement 2: The organisms having similar niche in different geographical regions are known as ecological equivalents.
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Refer to the given flow chart
Question Image
Identify X and select the correct option.
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The abundance of a species population within its habitat is called:
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Biology>Ecology>Ecology and Environment>Organisms and Environment
The abundance of a species population within its habitat is called
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Biology>Ecology>Ecology and Environment>Organisms and Environment
Match column I with II and select the correct option from the codes given below.
  I   II
(a) Ecology (i) Relationships of organisms and environment
(b) Herbarium (ii) Original specimen cited by an author
(c) Holotype (iii) A hierarchical unit
(d) Taxon (iv) Collection of wild and domestic plants
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Biology>Ecology>Ecology and Environment>Organisms and Environment
The highest level of organization among the following is
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The study of communities of various genera and species is called
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If in a forest area, the population of deer's was 350. If the birth rate is 100, death rate is 30 while is 60 individuals emigrated and 75 individuals immigrated in one year. What will be the population of deer's after one year -
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Biology>Ecology>Ecology and Environment>Organisms and Environment
Assertion (A): Ecological equivalents possess similar types of adaptations.
Reason (R): Ecological niche is the total interaction of a species with environment.
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Biology>Ecology>Ecology and Environment>Organisms and Environment
What is a niche?
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Biology>Ecology>Ecology and Environment>Organisms and Environment
In increasing order of organizational complexity, which one of the following is the correct sequence?