Which of the following is a purpose of professional organizations? Spreading knowledge in the field Making a lot of money by charging annual dues Preventing inexperienced people from entering the field Telling individual business owners how they must run their businesses

Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation

9. the history of life on earth is recorded in

What would most likely happen if green plants were exposed to longer days of sunlight? a. the mitochondria would produce less energy . b. the chloroplasts would produce more energy. c. the cell wall would become thicker. d. the vacuoles would quickly shrink.b. the chloroplasts would produce more energy.