It is true that protozoans that are parasites have more than one host
The answer is A, they are synthesized.
Plants absorb sunlight and turn that energy into food; the process is known as photosynthesis. This is a compound word made up of photo (which means "light") and synthesis (which means "to put together").
The smallest level of organizations in livings are cells.
Anything that doesn't have to to with the living organisms or life in that sphere such as a rock or the dirt. It would help if you posted options. :) hope this helped