Organisms are by how they get energy ?
a. chosen
b. grouped
c. paired
d. separated

grouped

Explanation:

Organisms are grouped by how they get energy. For example, the plants obtain energy from sunlight and capture it to convert into chemical energy in the form of food. As they are capable of synthesizing their own food they are grouped into category of producers.

youre right there are

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.