True or False?

1. Carbon is a nutrient needed by both plants and animals for growth.
T or[F?
2. Nutrients do not cycle through an ecosystem.
T or F?
3. Carbon can be found in the atmosphere (layer of gases surrounding a planet).
T or F?
4. Carbon can be found in the earth's crust.
T or F?
5. Carbon cannot be found in earth's oceans.
T or F?