GENERAL KNOWLEDGE: Name of an ancient persian religion?

Questions

Suspension of tiny particles of one substance, called the dispersed phase, in another phase, called the dispersion medium?

Techniques & equipment used to extinguish fires & limit the damage caused by them?

what area falls between the baseline & the service line?

Term applied to the group of plant or animal organs that are necessary for or that are accessory to the reproductive processes (reproduction)?

Terrestrial gastropod mollusk, related to the snail, but with the shell represented by an internal horny plate overlying the respiratory cavity?