Oxygen, Carbon dixoide and nonpolar .
I'm not sure, but I think the answer might be false, because I'm pretty sure you can feel if someone or something is pressing down on your leg or arm.
Answer:
The correct answer will be option-A
Explanation:
The ecological population is the group of the organism belonging to the same species which live or is found in the particular area and can interbreed.
Since in the given question, the redwood trees live in the same geographical area (forest) which can interbreed shows the population. The other examples represent the community which consists of more than one species.
Thus, option-A is the correct answer.
There are so many species in the millions of years discovering each one. Classifying is one way that organizes all types of species into categories, knowing what they are, their characteristics, their habitat, etc