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

A population has more young individuals compared to the older individuals. What would be the status of the population after some years?

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प्रश्न

A population has more young individuals compared to the older individuals. What would be the status of the population after some years?

विकल्प

  • It will decline

  • It will stabilise

  • It will increase

  • It will first decline and then stabilise

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उत्तर

It will increase

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अध्याय 13: Organisms and Populations - MULTIPLE CHOICE QUESTIONS [पृष्ठ ९०]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
अध्याय 13 Organisms and Populations
MULTIPLE CHOICE QUESTIONS | Q 12. | पृष्ठ ९०

वीडियो ट्यूटोरियलVIEW ALL [4]

संबंधित प्रश्न

What is mutualism?


Define the following term:

Interspecific competition


Define the Stenothermal organisms.


Give one example of interspecific competition.


Name the type of association:

Clownfish and sea anemone


Define population growth. Explain different types of age pyramids.


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


Statement I: If one or two species are lost, it may not affect proper functioning of ecosystem.

Statement II: Loss of key species causes serious threat to functioning of ecosystem. Choose the correct alternative with reference to the above statements


Cattle egrets always foraging close to the grazing cattle is an example of ____________.


Amensalism can be represented as ______


What is the interaction between two species called?


What is brood parasitism? Explain with the help of an example.


Give one example for the following type.

Phytophagous animal


Statement I: Gause’s competitive exclusion principle states that two closely related species competing for different resources cannot exist indefinitely.

Statement II: According to Gause’s principle, during competition, the inferior will be eliminated. This may be true if resources are limiting.

In the light of the above statements, choose the correct answer from the options given below:


In the sign convention for population interactions, what does the symbol '+' represent?


Cattle egrets feeding on insects disturbed by grazing cattle is an example of which population interaction?


Tall plants blocking sunlight for smaller nearby plants is an example of which population interaction?


Tarantulas and cacti sharing a desert habitat is an example of which population interaction?


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