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Sexual Reproduction in Flowering Plants — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYSexual Reproduction in Flowering Plants1 Mark
Question
Normally one embryo develops in one seed but when an orange seed is squeezed many embryos of different shapes and sizes are seen. Mention how it has happened.
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Answer

Some nucellar cells/diploid cells/integument cells surrounding the embryo sac start dividing and protrude into the embryo sac and develop into embryos. (In such species each ovule contains many embryos-polyembryony).

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