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प्रश्न
What is Mortality? What are its two types?
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उत्तर
Definition: Mortality is the death rate of a population. The two types of mortality are
- Absolute Mortality: The number of deaths under ideal conditions (with no competition, abundance of resources such as food and water, etc.).
- Realized Mortality: The number of deaths when environmental pressures come into play
संबंधित प्रश्न
State Gause’s Competitive Exclusion Principle.
How is mutualism different from commensalism?
Association between sea anemone and Hermit crab in gastropod shell is that of.
The interaction in nature, where one gets to benefit on the expense of other is _________.
In spite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?
Discuss the various types of positive interactions between species.
Give one example for the following:
An organism which can conform
Name any two categories of organisms that in general are adversely affected by competition.
Observe the graph given below.
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The graph represents inter-specific interaction between two species of Paramecia competing for the same resource in a culture medium. Paramecium caudatum and Paramecium aurelia were grown in separate cultures as well as in mixed cultures. It was found that each species grew in numbers according to the logistic equation.
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a) Which species is competitively superior? Support it with the data provided in the graph.
b) State the underlying principle for the above result and name the scientist associated with this principle.
c) Explain the mechanism in which two or more species competing with each other can co-exist.
OR
Graphs A and B shown below depict interaction of two species. Which graph indicates Mutualism? Give reason.
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| A | B |
In which interaction of species, both the species are at a loss?
