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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
Apart from being a part of the food chain, predators play other important roles. Mention any two such roles supported by examples.
An orchid plant is growing on the branch of a mango tree. How do you describe this interaction between the orchid and the mango tree?
Define the Stenothermal organisms.
Give one example of interspecific competition.
Name the type of association:
Clownfish and sea anemone
In Logistic growth curve lag phase shows______.
Explain any three important characteristics of population.
The interaction in nature, where one gets to benefit on the expense of other is _________.
Define the following term:
Parasitism
Using '-' to depict inhibition and '+' to depict benefit, mutualism between two species can be represented as ____________.
Identify the interspecific interaction in which species A is harmed and species B is unaffected.
Statement I: If one or two species are lost, it may not affect proper functioning of ecosystem.
Statement II: Loss of key species causes serious threat to functioning of ecosystem. Choose the correct alternative with reference to the above statements
Which of the following is TRUE for amensalism?
Identify the type of negative interaction.
Which one of the following is an example of predation?
Which one of the following is NOT an example of commensalism?
A protozoan living in the digestive tract of a flea that lives on a dog is an 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.
Give one example for the following type.
Chemical defense agent
Name any two categories of organisms that in general are adversely affected by competition.
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 |
A bird laying its egg in the nest of another bird is the type of ______.
What happens to an inferior competitor if a superior competitor is present in the same environment?
Explain one type of mutualism.
Parasitism is an interaction between two organisms in which ______.
Statement I: Gause’s ‘Competitive Exclusion Principle states that two closely related species competing for the same resources cannot co-exist indefinitely and competitively inferior one will be eliminated eventually.
Statement II: In general, carnivores are more adversely affected by competition than herbivores.
In the light of the above statements, choose the correct answer from the options given below:
Lichen is an example of which type of population interaction?
When two plant species in the same field compete for sunlight, water, and minerals, which type of population interaction is occurring?
In parasitism, which organism derives nourishment from the other?
