Fact 1: Oil is formed by layers of sediment pushing down on decomposing algae. Fact 2: Algae Algae Green algae are the simplest of green plants. Given the two facts above, what is formed when sediments push down on green plants?
Select from the following. i. water ii. moss iii. tar iv. dirt v. Urea vi. coal vii. oil viii. grass
Answer:
vii.