Which statements describe disadvantages of using natural gas as an energy source? check all that apply. it is expensive to use. it is hard to stop using. it is a nonrenewable resource. it is damaging to the environment. it is scarce in some parts of the world.

Which group of protists would be most likely to have cilia as adults and why? (1 point)the sporozoan protists would since they have to spread their spores around.the heterotrophic protists would since they use them to gather food.the parasitic protists would since they need to find other organisms to attack.the autotrophic protists would since they must move to find light.