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प्रश्न
Define the following term:
Camouflage
उत्तर
Camouflage, also called cryptic coloration, is a defense mechanism or tactic that organisms use to disguise their appearance, usually to blend in with their surroundings. Organisms use camouflage to mask their location, identity, and movement.
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संबंधित प्रश्न
During .............. typs of interaction, both organisms are benefited
- mutualism
- competition
- commensalism
- parasitism
Give the role of VAM related to soil fertility.
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.
Describe the mutual relationship between fig tree and wasp and comment on the phenomenon that operates in their relationship.
Name the two intermediate hosts which the human liver fluke depends on to complete its life cycle so as to facilitate parasitization of its primary host.
Define Niche.
Explain different population interactions with examples.
What is Commensalism? Explain it with suitable example.
______ is the adaptation of an organism i which it matches its colour with its surroundings to get protected from predators.
Identify the type of negative interaction.
______ 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.
Define stenohaline species.
Fill in the blanks
| Species A | Species B | Type of Interaction | Example |
| + | - | ______ | ______ |
| + | + | ______ | ______ |
| + | 0 | Commensalism | ______ |
In an aquarium two herbivorous species of fish are living together and feeding on phytoplanktons. As per the Gause’s Principle, one of the species is to be eliminated in due course of time, but both are surviving well in the aquarium. Give possible reasons.
Name any two categories of organisms that in general are adversely affected by competition.
Interspecific interaction could be ______.
Some orchids live on the branches of mango trees. Name the type of interaction that exists between the mango tree and the orchid.
