Biotic- living abiotic- non living
Biotic: sharks, corals, seaweed
Abiotic: water, the temperature of the water
It is important to understand because it's the way all cells reproduce (except sperm and egg cells, they do meiosis), and our cells are the essential parts of our whole being.
An aloe vera plant possessing a trait for extra thick leaves survives very long droughts in deserts, while and aloe vera plant that doesn't have thick leaves doesn't.
Answer: O2, H20, Land, and living objects i think
Explanation: