Answer:
Predation.
Explanation:
Predation is a form of behavior organisms exhibit to survive.
Predation is the process whereby an organism capture it's prey and feed on it to survive. It is attacking an organism and feeding on it. The predator kills, and eat it's prey.
Spider capturing an insect is predation.
Descendants are relatives of a person that down from one generation to the next. Parent to child to grandchild to great-grandchild.
Abiotic factors are essentially non-living components that effect the living organisms of the community. In this picture, I see starfish which are living creatures but I also see algae, which is non living and can effect the starfish.