What makes up a lava

Which of these activities can threaten biodiversity? a. habitat preservation b. resource conservation c. increase in pollution d. having a variety of niches

Which of the following are phagocytic? a. neutrophils only b. lymphocytes only c. monocytes and macrophages d. all of these cells are phagocytic e. macrophages only f. monocytes, macrophages and neutrophils g. monocytes only

Rob Dunn's research group was able to isolate a number of organisms from their test subjects' belly buttons. Place the organisms listed below in order from fastest reproducing to slowest (Human, fungus, bacteria, tomato plant)

Describe the 3 factors that affect the rate of weathering?

Why is the species-area effect important in efforts to conserve species?

During the last century, both global temperatures and men's average height have increased. Do these correlated trends mean that the increase in men's height caused the increase in global temperature? yes ___ no ___ Explain why or why not.

Describe the different types of fossil fuels. What makes them nonrenewable?

As the number of rabbits in a community goes up, the number of foxes in the same community goes up. What type of relationship is this?

Which of the following locations would most likely have the most fertile soil

What are dna composed of?