Areas undisturbed by people were first regulated in 1964. What law covers these areas? A) Serengeti Heritage Act
B) Wildland Project Law
C) US Wilderness Act
D) US Park Service Law

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?