NEET 1990 · Class 11

Breathing and Exchange of Gases

Skin is an accessory organ of respiration in

  1. (A)humans
  2. (B)frog
  3. (C)rabbit
  4. (D)lizard

The NCERT line that answers it

Verbatim line

Amphibians like frogs can respire through their moist skin (cutaneous respiration) also.

Chapter
Breathing and Exchange of Gases
Section
14.1 RESPIRATORY ORGANS
Page
2
Words matched
12 of 12

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

How this line gives the answer

75, emb=0.8819, combined=0.8291). Verified: high — The span explicitly states 'Amphibians like frogs can respire through their moist skin (cutaneous respiration) also,' which directly identifies frogs as having skin as an accessory respiratory organ, distinguishing them from the other options.

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 1990 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.