Scales of Ecosystems. Ecosystems come in indefinite sizes. It can exist in a small area such as underneath a rock, a decaying tree trunk, or a pond in your village, or it can exist in large forms such as an entire rain forest. Technically, the Earth can be called a huge ecosystem.
Types and Examples of Foods. There are two types of vitamins: fat-soluble and water-soluble. Fat-soluble vitamins are stored in your fat cells, consequently requiring fat in order to be absorbed.Water-soluble vitamins are not stored in your body; therefore, they need to be replenished daily.ere is a list of vitamin types and some common food sources: The fat soluble vitamins: 1  Vitamin A-comes from orange colored fruits and vegetables; dark leafy greens, like kale. 2  Vitamin D-can be found in fortified milk and dairy products; cereals; (and of course sunshine!).
The vitamins you need for healthy function include vitamins A, C, E, D, K and the B vitamins. Multivitamins often include most or all of the 13 vitamins essential to optimum health. However, in certain circumstances, some vitamins may impact the effectiveness of others when taken together.