Plants are producers that provide energy in the form of food. They are eaten by both _____ that only eat plants and _____that eat both plants and other animals.

Food and waste are transported in and out of the city on carts, but carts can go only so fast. If the food is transported too far, it will spoil before it gets to its destination, and if the waste is not removed from the city fast enough, it will start to smell. In the larger city, it soon becomes difficult to get food in and waste out of the middle parts of the city fast enough. There are other settlements in the region that are organized differently than this large city. Which type of settlement do you expect would not have the same problem as this large city?   A. A city that is the same size but has more gates in its city wall   B. A cluster of multiple smaller cities that are each smaller than the larger city

Based on the crops grown, which farm is considered more sustainable? Why? Year 2019 2020 Soy 2021 Farm A Corn Corn Farm B Corn Corn Corn

Select the statements that describe mutualisms that have an immediate benefit to people. Bacteria in humans' intestinal tracts aid in digestion and produce essential vitamins. Insect pollinators transfer pollen among plants, which increases crop production. Algae increase the amount of sunlight available to corals, which improves the quality of reefs. Leafcutter ants cultivate edible fungus inside their nests and use it to feed the colony.