Could someone please do a-h? i’m desperate

*will mark brainliest for first correct answer* which of the following is most likely to affect the biodiversity of a park ecosystem? a. less rain than usual for several months b. ongoing pollution from a nearby factory c. park rangers plant a new type of tree d. disease wipes out an entire population

Which of the four major uses is predicted to change the least by 2020?

What is the role of fadh2 in cellular respiration