Which is a change early farmers made to their environment?

a. They planted orchards.

b. They burned undergrowth.

c. They created terraced farming.

d. They built dams.

Wegener observed evidence of the similarity between the type and age of rocks at the edges of continents.

The process by which organisms keeps internal conditions fairly constant is

What are 3 ways that humans are considered a diverse population?

During expotential growth, the rate of growth? a. declines consistently over time b. remains steady over time c. starts quick and then levels off d. starts slowly and then accelerates

When Mendel crossed purebred purple flowering plants (PP) with purebred white flowering plants (pp), what were the flower colors of the resulting offspring?

Which statement best describes an operon? a. several genes, next to each other in eukaryotic DNA, that are transcribed as a single piece of mRNA b. a single gene in prokaryotic DNA that is transcribed as a single piece of mRNA c.

Why does the moon have phases

The pheromones by which ants transmit information are

Do you agree with this statement? Single-celled organisms are very simple creatures Why or Why noy?

What is the main purpose of sustainable agriculture? A. To feed a growing world without damaging the ecosystem B. To produce cheap and abundant food at a high cost C. To increase farming efficiency and profits D.