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STD 12 - 1. sexual reproduction in flowering plants — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 1. sexual reproduction in flowering plants1 Mark
MCQ
Egg apparatus of angiosperm consists of
  • ✓
    One egg cell and two synergids
  • B
    One egg cell $2$ synergids $3$ antiodals
  • C
    $3$ antipodals only
  • D
    Secondary nucleus and egg cell
✓

Answer

Correct option: A.
One egg cell and two synergids
a
(a)Egg apparatus of angiosperm is $3$ celled. It has one egg cell and two synergids on either side of egg cell. $3$ antiipodal are present on chalazal side. The secondary nucleus is binucleate is present in the centre of embryo sac.

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