1. Zygote
2. Sporophyte
3. Gametophytes
4. Gametes
I'm not really sure how to explain how they are related other than they make up the reproductive system (the obvious).
Hope this helps, in a way. (:
The burning of fossil fuels like oil, gas or coal. The exhaust fumes from your vehicles. The mismanagement of landfill waste caused by garbage pollution. The harmful fragrance or off-gasing from plastic production, paints and so on
Answer:
ocean currents and mountains