Why do scientists classify organisms?

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables

Iwanna go do something with my ideas? ?

Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas. true or false.