Which of these do plants need for photosynthesis to occur? A. glucose and water B. water and oxygen C. water and carbon dioxide D. glucose and carbon dioxide

Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other

This is so important ugh its 25 points

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%