16. Which of these provides most of the oxygen in Earth's atmosphere?
coral reefs
rainfo...
Biology, 04.09.2020 03:01, babbygirl8597
16. Which of these provides most of the oxygen in Earth's atmosphere?
coral reefs
rainforest plants
ocean phytoplankton
continental grasslands
Answers: 1
Biology, 21.06.2019 22:00, rickyop8010
What is thought to have caused the mass extinction at the end of the cretaceous period?
Answers: 1
Biology, 22.06.2019 23:00, ashbela16
The image shows a sandstone formation with visible bands of different colors. what do the bands indicate about how this sedimentary rock was formed? choose two answers. a). the rock was made from more than one material. b). water was absent during the compaction and cementation process. c). sediments and other matter were deposited in layers before lithification. d). the rock was stretched horizontally by the pressure from surrounding rocks. e). layers of hot liquid in the rocks cooled and solidified at different tempatures
Answers: 3
History, 03.12.2019 19:31
Biology, 03.12.2019 20:31