Which one of the following animals may occupy more than one trophic levels in the same ecosystem at the same time?

(A)Sparrow
(B)Lion
(C)Goat
(D)Frog

The NCERT line that answers it

Verbatim line

A given species may occupy more than one trophic level in the same ecosystem at the same time; for example, a sparrow is a primary consumer when it eats seeds, fruits, peas, and a secondary consumer when it eats insects and worms.

Chapter: Ecosystem
Section: 12.5 ECOLOGICAL PYRAMIDS
Page: 8
Words matched: 42 of 42

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

5, emb=1.0, combined=0.8). Verified: high — The span explicitly states that a sparrow occupies more than one trophic level (primary and secondary consumer) in the same ecosystem at the same time, which directly matches the question's requirement and distinguishes it from the other options.

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Question text is reproduced from the published NEET 2011 paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.