Sedimentary rocks form
a. layers
b. from heat and pressure
c. from cooling magma
d. from foliation

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).

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects