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प्रश्न
What is commensalism?
What is ‘commensalism’?
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उत्तर
Commensalism is the interaction in which one species benefits and the other is neither harmed nor benefited.
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संबंधित प्रश्न
Which day is observed as ‘World Environment Day’?
State Gause’s competitive exclusion principle.
Define the following term:
Commensalism
Mention any two examples where the organisms involved are commercially exploited in agriculture.
What is the ecological process behind the biological control method of managing pest insects?
Give one example of mutualism.
In Logistic growth curve lag phase shows______.
Define mutualism.
Brood parasitism is best explained by the example of ____________.
In the given picture, identify the type of interspecific interaction.
______ interaction is the biological interaction between organisms of same population.
A protozoan living in the digestive tract of a flea that lives on a dog is an example of ______
Mycorrhizae are the example of ______.
______ 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.
An interaction favourable to both population but no obligatory to either is ______.
A population has more young individuals compared to the older individuals. What would be the status of the population after some years?
Define ectoparasite and endoparasite and give suitable examples.
Give one example for the following type.
Phytophagous animal
Give one example for the following type.
Chemical defense agent
Write the observations made at the end of Connell's field, experiment on barnacles on the rocky sea coasts of Scotland.
Match the Column I with Column II.
| Column I | Column II |
| A. Lichen | (i) Commensalism |
| B. Shark and Pilot fish | (ii) Mutualism |
| C. Barnacles on the back of a whale | (iii) Symbiotic obligatory relationship |
| D. Sharks and dolphins | (iv) Competition |
Between which among the following, the relationship is not an example of
?
"Cattle and goats do not browse the Calotropis plant." Justify the statement giving reasons.
Write a note on parasitism.
Describe mutualism.
What happens to an inferior competitor if a superior competitor is present in the same environment?
What happens to an inferior competitor if the superior competitor is removed from the environment?
Give one example of parasitism.
Given below are two statements.
Statement I - The amount of energy available in an ecosystem increases at each successive trophic level.
Statement II - Transfer of energy from one trophic level to the other follows 10% law.
In light of the above statements, select the correct option given below.
Statement I: Gause’s competitive exclusion principle states that two closely related species competing for different resources cannot exist indefinitely.
Statement II: According to Gause’s principle, during competition, the inferior will be eliminated. This may be true if resources are limiting.
In the light of the above statements, choose the correct answer from the options given below:
