NEET 2004 · Class 11

Biological Classification

Lichens are well known combination of an alga and a fungus where fungus has

  1. (A)a saprophytic relationship with the alga
  2. (B)an epiphytic relationship with the alga
  3. (C)a parasitic relationship with alga
  4. (D)a symbiotic relationship with alga

The NCERT line that answers it

Verbatim line

Lichens are symbiotic associations i.e. mutually useful associations, between algae and fungi.

Chapter
Biological Classification
Section
2.6 VIRUSES, VIROIDS, PRIONS AND LICHENS
Page
11
Words matched
12 of 12

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

How this line gives the answer

0, emb=0.9824, combined=0.9894). Verified: high — The span explicitly states 'Lichens are symbiotic associations i.e. mutually useful associations, between algae and fungi,' which directly and conclusively identifies the relationship as symbiotic, matching option D.

We did this for 1,565 questions.

Every one traced to the exact sentence in NCERT that answers it, including 90% of the 2026 paper. Sit a mock on the real NEET 2027 computer interface and every mark you drop comes back with its line attached.

Take the free 5-minute checkMore from this chapter

Question text is reproduced from the published NEET 2004 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.