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प्रश्न
Define the following term:
Parasitism
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उत्तर
Parasitism is generally defined as a relationship between the two living species in which one organism is benefitted at the expense of the other. The organism that is benefitted is called the parasite, while the one that is harmed is called the host.
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संबंधित प्रश्न
What is mutualism?
Apart from being a part of the food chain, predators play other important roles. Mention any two such roles supported by examples.
Define the following term:
Interspecific competition
Select the statement which explains best parasitism.
Mention any two examples where the organisms involved are commercially exploited in agriculture.
Competition and Mutualism.
Define the Stenothermal organisms.
Give one example of interspecific competition.
Give one example of mutualism.
Define population.
Define Absolute Mortality.
What is ESS?
What is Mortality? What are its two types?
Explain any three important characteristics of population.
Differentiate between predator and prey.
Which principle/theory states that 'Two closely related species competing for the same resources cannot co-exist indefinitely and the competitively inferior will be eliminated eventually.'?
Identify the correct pair that exhibits commensalism.
The correct description for the interspecific interaction shown in the given figure is ______
Brood parasitism is best explained by the example of ____________.
In the given picture, identify the type of interspecific interaction.
Parasitism can be conectly represented as ____________.
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 |
Lichens showing relationship between alga and fungus is an example of ____________ type of interaction.
Substantiate by giving two reasons as to why a holistic understanding of the flora and fauna the cropland is required before introducing an appropriate biocontrol method.
In spite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?
Amensalism can be represented 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 mycorrhiza?
Give one example for the following type.
Biological control agent
Write the observations made at the end of Connell's field, experiment on barnacles on the rocky sea coasts of Scotland.
The interaction between cattle egret and the buffalo is ______.
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 ______.
"Some species of insects and frogs have evolved with various specific features that help them from being detected."
- Justify the statement giving reasons.
- Mention any two such features.
What happens to an inferior competitor if the superior competitor is removed from the environment?
Give one example of parasitism.
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:
