Answer:
During conifer reproduction, pollen grains are released into the ___Air____.
Explanation:
- Conifer belongs to the large trees of gymnosperms.
- Gymnosperms are group of plants that have naked seeds like their seeds are not covered in fruit.
- Conifer is a land plant so it is obvious that its sperms will travel to ovary of female plant with the help of air.
- In case of water plants, the pollen grains travel by the movement of water.