Human activities that clear large areas of land and increase erosion contribute directly to what type

of pollution?

a. biological

b. groundwater

sediment

d. toxic chemical

What would win in a fight? A Grizzly Bear or a Silverback Gorilla?

A scientific name is composed of two parts. what are they?

Explain how thunderstorms and fronts can be connected.

A 50-year-old man is having routine blood work done as part of his yearly physical. The doctor informs him that his good cholesterol is low. To which form of cholesterol is the doctor referring?

Yes or no is oxygen used in anaerobic respiration reactions? is oxygen used directly during aerobic reactions? do all living things utilize oxygen during respiration reactions?

Gregor Mendel carried out a cross between two pea plants by taking pollen from a plant that was homozygous for round seeds and dusting the pollen onto the stigma of a plant homozygous for wrinkled seeds.

4 reasons why global warming is a problem

Administration of which classes of medications can decrease secretions of the upper respiratory tract?

Explain how DNA froms chromosomes in eukaryotic cells

Decomposers act in which level of the trophies pyramid?