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Biology · 2023 · 2 marks
CBSE 2023 · Region 3 · Set 1 · Q19
Given below is a food web that involves nine organisms. (a) Identify two producers and two carnivores shown in the food web. (b) Is it possible to…
Given below is a food web that involves nine organisms.
(a)
Identify two producers and two carnivores shown in the food web.
(b)
Is it possible to make an ecological pyramid depicting this food web ? Give reason in support of your answer.
Marking-scheme solution
(a) •Producers: $\displaystyle 1$/$\displaystyle 2$/$\displaystyle 3$
Carnivores: $\displaystyle 6$/$\displaystyle 7$/$\displaystyle 8$/$\displaystyle 9$
(b)
No
Pyramid does not accommodate food web
//
Yes
In the given food web no organism occupy more than one trophic level
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CBSE Class 12 Biology past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.