Reproduction in Plants

123456789
Across
  1. 4. Nectar is present in __________ flowers.
  2. 6. The process of pollen grains being transferred from the anther to the stigma.
  3. 7. This reproductive organ houses two pollen sacs.
  4. 8. The nucleus of one male gamete fuses with the nucleus of the ovum to form a __________.
  5. 9. Cross-pollination is dependent on __________ factors to ensure pollination takes place.
Down
  1. 1. Asexual reproduction produces offspring that are genetically identical to parents. The offspring produced is also known as a __________.
  2. 2. Modified leaf forming the most obvious part of the flower.
  3. 3. The pollen tube enters the ovule through this opening.
  4. 5. The __________ is the structure that contains the female gamete for fertilisation by the male gamete.