They all are formed from the same elements.
Biotic factors include plants, animals, microbes, etc. The important abiotic factors include the amount of sunlight in the ecosystem, the amount of oxygen and nutrients that is dissolved in the water, temperature, etc. Sunlight is one of the most important abiotic factors for marine ecosystems.
Answer:
Dear kayla please come obediently for Gary's safety
I say D, because there are certain states that have national parks and a large tree area.
Answer: I think it wants you to collect information on US hurricanes, and also collect information on Typhoons/cyclones that hit Asia. Since I don't think hurricanes happen in Asia. And a US hurricane would definitely not reach Asia. Oh and the word 'hurricane' isn't used to describe the typhoons/cyclones that happen in Asia.