NEET 2016 · Class 11

Plant Kingdom

Which one of the following statements is wrong? (NEET-II 2016)

  1. (A)Algae increase the level of dissolved oxygen in the immediate environment.
  2. (B)Algin is obtained from red algae, and carrageenan from brown algae.
  3. (C)Agar-agar is obtained from Gelidium and Gracilaria.
  4. (D)Laminaria and Sargassum are used as food

The NCERT line that answers it

Verbatim line

Certain marine brown and red algae produce large amounts of hydrocolloids (water holding substances), e.g., **algin** (brown algae) and **carrageen** (red algae) which are used commercially.

Chapter
Plant Kingdom
Section
3.1 ALGAE
Page
3
Words matched
26 of 26

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

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states 'algin (brown algae) and carrageen (red algae)', which directly contradicts option B's claim that algin comes from red algae and carrageenan from brown algae, making B the wrong statement.

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.

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Question text is reproduced from the published NEET 2016 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.