2) What is permafrost?

a. An iceberg

b. Another word for tundra.

c. Regions with extreme snowfall.

d. None of the above.

Who is justin bieber

Green plants, algae, and certain bacteria are all part of which trophic level

When there is direct contact what is the name of a disease by this which is spread?

What important event took place in land plant evolution in the Miocene Epoch that influenced the evolution of the ungulate mammals, such as the horses?

Which of the following is a result of natural erosion? a. lost seed germination b. widened valleys c. all of the above d. desert sands

What does chordates mean

Harvey was training for a cross-country bicycle race. During his practice run, Harvey's tire went flat and he fell off of his bike, cutting both knees.

Some insects can glide across the surface of water due to water's:

Which statement describes the area swept out by a line between a planet and the sun at equal times as the planet moves along its orbit? It changes shape but always remains constant. It is proportional to the distance between the sun and the planet.

Chlorine phosphorus sodium and zinc are examples of