We need to reduce our electricity consumption in order to reduce pollution.  Having read the above passage, choose the right answer to the following question (choices are decrease or increase ):   Since most electrical plants burn gases what happens to pollution levels when we stop using electricity decrease or increase?
decrease

Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do.  Having read the above passage, choose the right answer to the following question (choices are increase or decrease ):   If Jim's country decreases use of fossil fuels, what will happen to the amount of pollution it produces increase or decrease?
decrease

The folds present in the membrane increase the surface area allowing more ribosomes to be present on the ER, thereby allowing greater protein production.  Having read the above passage, choose the right answer to the following question (choices are more or less ):   A decrease in protein production indicates more or less ribosomes on the ER?
less

Solar power is expensive, but as demand increases technology improves and costs decrease.  Having read the above passage, choose the right answer to the following question (choices are increase or decrease ):   Mona lives in a city that doesn't know much about solar power. As the citizens become less aware of solar and the benefits it offers, the demand for solar power falls. What happens to the cost of the technology as the demand decreases increase or decrease?
increase