The most important level of the food pyramid is the producer level because if something happens to that level than the whole pyramid will be affected.
Each level has their own importance:,
- primary producers (photosinthetic organisms)
- primary consumers (herbivores)
- secondary consumers (carnivores)
- tertiary consumers
In all of the above!
The water cycle describes how water travels from the oceans, evaporating into the atmosphere and back to Earth in the form of rain, and during this process the water is stored in all those places.
The Pacific Ocean would be correct. You may have heard of the Pacific Rim, and that's is what it refers to.