Which best describes how an organism’s niche is determined? An organism's habitat and inherited traits determine its niche.
An organism’s habitat and ability to reproduce determine its niche.
An organism's size and ability to fight determine its niche.
An organism's population and prey determine its niche.

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.