Q. 45.0( 1 Vote )

Given below is the representation of a certain phenomenon in nature. With four organisms 1 – 4.



(a) Name the phenomenon represented.

(b) Name any one organism that could be shown at No.5.

(c) Name the biological process which was the starting point of the whole chain.

(d) Name one natural element which all the organisms 2-4 and even 5 are getting from No. 1 for their survival.

Answer :

(a) Food chain


Explanation: Food chain depicts the cycle on how nutrients are passed from one animal to another. This is the phenomenon shown here in the diagram.


(b) Hawk


Explanation: Hawk is one of the many predators of snakes. It eats snakes and obtains energy as it isn’t capable of producing its own food.


(c) Photosynthesis


Explanation:


Photosynthesis if the process by which green plants prepare food for themselves. On consuming these plants, other animals get energy.


(d) Oxygen


Explanation:


The product of photosynthesis is oxygen. Oxygen is the natural element required by all other living species for breathing.


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