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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
During .............. typs of interaction, both organisms are benefited
- mutualism
- competition
- commensalism
- parasitism
Apart from being a part of the food chain, predators play other important roles. Mention any two such roles supported by examples.
What is the ecological principle behind the biological control method of managing with pest insects?
Define the following term:
Commensalism
Enlist and explain the important characteristics of a population.
Define Absolute Mortality.
Identify the morphological means of defence to avoid herbivores shown by plants.
Identify the interspecific interaction depicted in the following figure.
Lichens showing relationship between alga and fungus is an example of ____________ type of interaction.
Which one of the following pair does NOT show commensalism?
Musk deer is an example of ______
A population has more young individuals compared to the older individuals. What would be the status of the population after some years?
What is the interaction between two species called?
What is commensalism?
Complete the following chart regarding population interaction and re-write:
| Sr. No. | Name of interaction | Interaction between |
| 1. | ? | Plasmodium and Man |
| 2. | ? | Leopard and Lion |
| 3. | ? | Clownfish and Sea-anemone |
Write a note on parasitism.
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.
What happens to an inferior competitor if a superior competitor is present in the same environment?
Association between clown fish and sea anemone is ______.
