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प्रश्न
Define the term population interactions. State its two types.
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उत्तर
Definition- The interaction between nature, animals, plants and microbes to form a biological community is known as population interaction.
These interactions can be intraspecific i.e. existing between organisms of same population, and interspecific i.e. between members of different species.
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संबंधित प्रश्न
Define the following term:
Interspecific competition
Name the two intermediate hosts which the human liver fluke depends on to complete its life cycle so as to facilitate parasitization of its primary host.
What is ESS?
Explain different population interactions with examples.
A population has more young individuals compared to the older individuals. What would be the status of the population after some years?
What is mycorrhiza?
While living in and on the host species, the animal parasite has evolved certain adaptations. Describe these adaptations with examples.
Pick out the appropriate association representing brood parasitism.
Between which among the following, the relationship is not an example of
?
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 |
