SCI 200--Practice Milestone 2 Questions and Answers 100% Correct

Which characteristic is representative of an exponential population growth model? Produces an S-shaped curve Shows the effect of limiting factors Reflects a population's carrying capacity Reflects growth in an ideal situation Reflects growth in an ideal situation Which statement prizes species for their intrinsic value, rather than for their ecosystem services? Bees are valuable because they pollinate many foods that humans eat. This lake should be protected because it attracts thousands of tourists every year. Redwoods must be preserved because they inspire awe. The cheetah should be protected because it is the fastest land animal in the world. The cheetah should be protected because it is the fastest land animal in the world. Choose the statement below that correctly explains the nitrogen fixation process. Fertilizers are needed to fix nitrogen so it is usable; they allow the nitrogen to be absorbed by plants and passed on to the animals that eat them. Micro-organisms in the roots of certain plants take nitrogen from the air and pass it on to the animals that use it to build DNA, proteins and muscl