NextMockதேர்வுகளைத் தேடுங்கள், எ.கா. SSC CGL, UPPSC, Lekhpal
State PCS PYQPrelims 2022

BPSC – Combined Competitive Examination · வினா 105

The correct definition of 'pollination' is:

  1. Germination of pollen grain
  2. Pollen tube reaching the ovule
  3. Insects reaching the flowers
  4. Transfer of pollen grains from anther to stigma
  5. None of the above / More than one of the above
விடையைக் காட்டு & விளக்கம்

விடை: (D) Transfer of pollen grains from anther to stigma

விளக்கம்

Pollination may be self or cross, by wind, water, insects, birds, etc.

  • (A) தவறு

    Wrong: occurs after pollination.

  • (B) தவறு

    Wrong: a later step before fertilisation.

  • (C) தவறு

    Wrong: a means, not the definition.

  • (D) சரி

    Correct: pollination is the transfer of pollen from anther to stigma.

  • (E) தவறு

    Wrong: only one of the options A–D is correct.