NEET 1994 · Class 11

Plant Growth and Development

If the growing plant is decapitated, then

  1. (A)its growth stops
  2. (B)leaves become yellow and fall down
  3. (C)axillary buds are inactivated
  4. (D)axillary buds are activated

The NCERT line that answers it

Verbatim line

In most higher plants, the growing apical bud inhibits the growth of the lateral (axillary) buds, a phenomenon called **apical dominance**.

Chapter
Plant Growth and Development
Section
13.4.3 Physiological Effects of Plant Growth Regulators
Page
9
Words matched
36 of 36

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 that removal of shoot tips (decapitation) results in the growth of lateral buds, which directly matches option D's claim that axillary buds are activated.

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Question text is reproduced from the published NEET 1994 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.