Is chloroplast photosynthesis cellular respiration or both

Are the earth's ocean floor and continents the same age geologically? why or why not?

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.

What organ is the first to receive nutrients that have been absorbed from the digestive tract?