Which of the following statements is true?

all the populations in an ecosystem form the community.

a habitat represents all the biotic factors in an ecosystem.

the amount of nutrients in soil is an example of a biotic factor.

only one population can live in a habitat at a time.

In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds? first generation y y y yy yy y yy yy second generation y y y yy yy y yy yy there is a % chance that the offspring will have green seeds.