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Which of the following is an illustration of an aquatic species conforming to changes in oxygen availability?


 

  

Option: 1

Increasing metabolic rate to obtain more oxygen.  


Option: 2

Changing behavior to seek oxygen-rich areas.


Option: 3

Developing gills to enhance oxygen uptake.

 


Option: 4

Decreasing activity levels to reduce oxygen demand.


Answers (1)

best_answer

Correct option (d)

Aquatic creatures, like fish, can react to variations in oxygen availability in both a regulatory and conforming manner. 

As a behavioral response to low oxygen levels, some fish species may lower their activity levels and slow down their metabolism, which enables them to lower their oxygen consumption and conserve energy. 

A regulatory reaction, on the other hand, would proactively increase oxygen intake, perhaps by evolving specialized organs like gills or speeding up metabolism. 

A regulatory response might also involve altering behavior to seek out oxygen-rich regions, such as swimming toward the surface or relocating to regions with more oxygen.

There are benefits and drawbacks to conforming to changes in oxygen availability. 

The benefit is that it can help the animal preserve energy when oxygen is in short supply, but the drawback is that it may make it more difficult for them to engage in their regular activities, such as hunting for food or escaping from predators.

Option d is the correct answer. 

Posted by

himanshu.meshram

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