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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Give one example of commensalism.

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प्रश्न

Give one example of commensalism.

अति संक्षिप्त उत्तर
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उत्तर

The pilot fish (Naucrates) always accompanies sharks without becoming attached to their bodies. When a shark eats its prey, it feeds on falling food particles.

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अध्याय 11: Organisms and Populations - EXERCISES [पृष्ठ २०४]

APPEARS IN

एनसीईआरटी Biology [English] Class 12
अध्याय 11 Organisms and Populations
EXERCISES | Q 7. (a) ii. | पृष्ठ २०४
नूतन Biology [English] Class 12 ISC
अध्याय 13 Organisms and Populations
NCERT EXERCISES | Q 13. (a) (ii) | पृष्ठ ६१६

वीडियो ट्यूटोरियलVIEW ALL [4]

संबंधित प्रश्न

Name important defence mechanisms in plants against herbivory.


Define the following term:

Commensalism


Mention any two examples where the organisms involved are commercially exploited in agriculture.


Define the Stenothermal organisms.


Name important defense mechanisms in plants against herbivores.


Community is defined as ______.


The cattle egret and grazing cattle in close association is a classic example of ______.


What is population ecology?


The relationship between sucker fish and shark is _________.


Differentiate between predator and prey.


Using '-' to depict inhibition and '+' to depict benefit, mutualism between two species can be represented as ____________.


Mutualism can be represented as the interaction between ____________.


Brood parasitism is best explained by the example of ____________.


Identify the interspecific interaction which one species is benefited and other is neither banned nor benefited.


Lichens showing relationship between alga and fungus is an example of ____________ type of interaction.


Which one of the following is NOT an example of mutualism?


Musk deer is an example of ______ 


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.


Exarch xylem is found in:


Which of the following is not an example of commensalism?


An interaction favourable to both population but no obligatory to either is ______.


There are two optional ways of exploitation one way is parasitism. Which is the other one ______.


Which of the following is a partial root parasite?


Fill in the blanks

Species A Species B Type of Interaction Example
+ - ______ ______
+ + ______ ______
+ 0 Commensalism ______

Discuss the various types of positive interactions between species.


The interaction between cattle egret and the buffalo is ______.


A bird laying its egg in the nest of another bird is the type of ______.


Given below are two statements.

Statement I - The amount of energy available in an ecosystem increases at each successive trophic level.

Statement II - Transfer of energy from one trophic level to the other follows 10% law.

In light of the above statements, select the correct option given below.


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