Its b. Ecosystem
Population is the number of a species in an area, it has nothing to do with physical characteristics.
Abiotic is just an adjective meaning not alive
Competition is just the interactions between organisms in the struggle for food, water, space, mates, and many other things again not physical characteristics
The correct answer would be Deposition happens after weathering and erosion. Deposition is the third step in the formation of sedimentary rocks. It happens after weathering, erosion, and transportation of sediments such as pebbles, mud, sand, small rocks et cetera.
Answer:
are there supposed to be options?
I'm going to guess on your unmentioned following and say that it is not derived from beans, eggs, milk, and so on because a lipid is an oily, greasy and waxy molecule found inside of a body. Lipids can normal be extracted from cells using non-polar solvents such as chloroform or benzene. Hope this helped!