2. The kingdom Protoctista consists of members which are claimed by both botanists (scientists who study plants) and zoologists (scientists who study animals). For example, green algae, red algae and brown algae, which carry out photosynthesis, used to be classified under the plant kingdom but are now classified under kingdom protoctista. What does this tell you about the classification of living things?

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

i hope this you

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem