1. Why aren't all the leaves of trees, grass, and bushes eaten away by herbivores? 2. What effect does the amount of producers have on the number of consumers higher in the food chain?

3. What effect can top predators such as sea otters or killer whales have on producer populations? (Describe the concept of a trophic cascade)

4. How did researchers determine how healthy different foods were for humans to eat?

5. Based on the rule of 10 percent, describe why eating a plant-based diet is more efficient than a meat-based diet.

nucleus

would be most reasonable answer tbh

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.

the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.