Aplasma membrane and a cell wall
1. are two names for the same thing
2. have the same structure and different functions
3. have different structures and the same function
4. have different structures and different functions
which one would it be?

true, i don't really know what you're asking but from the info you provided im guessing the answer is true.

volcanoes (an event in the geosphere) release a large amount of particulate matter into the atmosphere. these particles serve as nuclei for the formation of water droplets (hydrosphere). rainfall (hydrosphere) often increases following an eruption, stimulating plant growth (biosphere).