NEET 2011 · Class 12

Sexual Reproduction in Flowering Plants

Which one of the following pollinations is autogamous?

  1. (A)Geitonogamy
  2. (B)Xenogamy
  3. (C)Chasmogamy
  4. (D)Cleistogamy

The NCERT line that answers it

Verbatim line

Thus, cleistogamous flowers are invariably autogamous as there is no chance of cross-pollen landing on the stigma.

Chapter
Sexual Reproduction in Flowering Plants
Section
1.2.3 Pollination
Page
11
Words matched
17 of 17

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 'cleistogamous flowers are invariably autogamous,' which directly and conclusively identifies cleistogamy as autogamous, matching the correct answer.

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