SEXUAL REPRODUCTION IN FLOWERING PLANTS

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Across
  1. 5. in flowering plants, the male gamets are formed by
  2. 7. site of sexual reproduction in angiosperms
  3. 10. sexual reproduction of flowering plants was discovered by
  4. 12. the process of formation of microspores from pollen mother cell (PMC) through meiosis is called
  5. 14. number of gamets produced by a male gametophyte of flowering plan is
  6. 15. largest cell of the ovule is
  7. 16. an anther having four microsporocytes shall produce how many pollen grains
  8. 17. pollen grains are able to tolerate extremes of temperatures and desiccation because their exine consists of
Down
  1. 1. the cells of sporogenous tissue undergo which type of division to fore microspore tetrads
  2. 2. in over 60% of angiosperm, pollen grains are shed at which stage
  3. 3. in flowering plants, meiosis takes place during formation of
  4. 4. the bilobed nature of an anther is very distinct in the
  5. 6. an ovule generally has a single embryo sac formed from a megspore through
  6. 8. number of prothallil cells present in male gametophyte of flowering plant is
  7. 9. cultivation of plants for their flowers is called
  8. 11. in the center of each microsporangium, there is a compactly arranged group of homogeneous cells called
  9. 13. parthenium came into india as a contaminant with imported
  10. 18. during formation of pollen grains, a microspore mother cell undergoes how many meiotic division