Your answer would be gypsum i just took the quiz and got 100%
Answer:
Most of Earth's carbon—about 65,500 billion metric tons—is stored in rocks. The rest is in the ocean, atmosphere, plants, soil, and fossil fuels. Carbon flows between each reservoir in an exchange called the carbon cycle, which has slow and fast components.
Explanation:
Photosynthesis is the process in which plants take the sun's energy and turn into nutrients for them. In other words, it's how plants eat.
Answer:
They are all important parts of an ecosystem. Producers are the green plants. They make their own food. Consumers are animals and they get their energy from the producers or from organisms that eat producers.