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प्रश्न
Define Niche.
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उत्तर
Niche describes the position of a species in an environment and also the functional role played by an organism.
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संबंधित प्रश्न
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.
Name the type of association:
Clownfish and sea anemone
Define population.
The number of deaths under ideal conditions is known as ______.
Explain any three important characteristics of population.
Match the Columns.
| Column A | Column B | ||
| i. | Lice on humans | a. | Endoparasites |
| ii. | Ectoparasites on marine fishes | b. | Grows on hedge plants |
| iii. | Cuscuta | c. | Ectoparasites |
| iv. | Plasmodium and humans | d. | Copepods |
______ in birds is an interesting example of parasitism in which the parasitic bird lays its eggs in the nest of its host and the host incubates them.
The presence or interference of one species leads to reduction in feeding efficiency of other species is termed as
A population has more young individuals compared to the older individuals. What would be the status of the population after some years?
What is commensalism?
What is mycorrhiza?
What is homeostasis?
Define ectoparasite and endoparasite and give suitable examples.
Give one example for the following type.
Chemical defense agent
Give one example for the following:
An organism which can conform
Between which among the following, the relationship is not an example of
?
Carnivorous animals-lions and leopards, occupy the same niche but lions predate mostly larger animals and leopards take smaller ones. This mechanism of competition is referred to as ______.
"Cattle and goats do not browse the Calotropis plant." Justify the statement giving reasons.
Describe mutualism.
Explain one type of mutualism.
