sexual reproduction in flowering plant

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Across
  1. 3. ovule develops into
  2. 6. highly resistant organic chemical which composes exine of pollen grain
  3. 9. false fruit
  4. 11. production and development of seedless fruits
  5. 13. biological process which controls the growth, development in size, shape and structure and distribution of cells during the embryonic development of an organism
  6. 15. Process of transferring pollen grains from the male anther of a flower to the flower’s female part called the stigma
Down
  1. 1. stalk of ovule
  2. 2. Pollen mother cell → Pollen tetrad → Pollen grain → Vegetative cell _______ ?
  3. 4. Which part of gynoecium determines the compatible nature of pollen grain?
  4. 5. phenomenon of formation of more than one embryo during development of seed
  5. 7. remains of nucellus in seed
  6. 8. reproduction in which seeds are formed without fusion of gametes
  7. 10. water pollinated plant
  8. 12. Which regions of pistil form fruits
  9. 14. wall of fruit