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प्रश्न
Why do clown fish and sea anemone pair up? What is this relationship called?
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उत्तर
Clown fish maintains a commensalistic relation with the sea anemone. In this interaction, one species benefits and the other is neither harmed nor benefited. Sea anemone has stinging tentacles that provide protection to clown fish from predators. The anemone does not appear to derive any benefit from the clown fish.
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संबंधित प्रश्न
State Gause’s competitive exclusion principle.
What is the ecological principle behind the biological control method of managing with pest insects?
How is mutualism different from commensalism?
Type of interspecific interaction wherein one organism is benefited and other is harmed is called ____________.
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Fill in the blanks
| Species A | Species B | Type of Interaction | Example |
| + | - | ______ | ______ |
| + | + | ______ | ______ |
| + | 0 | Commensalism | ______ |
The value of 'Z' (regression coefficient) lies in the range of ______ regardless of the taxonomic group or the region.
The diagram given below shows the life cycle of a malarial parasite. Study it carefully and answer the questions that follows:
- Name the hosts in which the asexual phase and sexual phase of the life cycle takes place.
- Identify the infective stage labelled ‘D’.
- Name the structure labelled ‘A’ and ‘E’.
- Give any one symptom of malaria.
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:
