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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

MCQ
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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

Name important defence mechanisms in plants against herbivory.


How is mutualism different from commensalism?


Name the type of association: Crow feeding the hatchling of Koel


Define the following term:

Camouflage


Name important defense mechanisms in plants against herbivores.


What is ESS?


Define the term population interactions. State its two types.


______ is the adaptation of an organism i which it matches its colour with its surroundings to get protected from predators.


The correct description for the interspecific interaction shown in the given figure is ______

 


Type of interspecific interaction wherein one organism is benefited and other is harmed is called ____________.


______ interaction is the biological interaction between organisms of same population.


Which one of the following is one of the characteristics of a biological community?


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


What are the organisms that feed on plant sap and other plant parts called?


Give one example for the following type.

Phytophagous animal


Observe the set of 4 figures A, B, C and D and, answer the following questions

  1. Which one of the figures shows mutualism?
  2. What kind of association is shown in D?
  3. Name the organisms and the association in C.
  4. What role is the insect performing in B?

Fig. (A)

Fig. (B)

Fig. (C)

Fig. (D)

Give one example of parasitism.


Explain one type of mutualism.


Parasitism is an interaction between two organisms in which ______.


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:


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