400-300 Million Years Ago Graph the following Data in the correct color: Year % CO2 % O2 in Number of Number of Number of in Air Air Spore Plant Gymnosperms Angiosperms Species Species Species (Red) (Blue) (Green) (Purple) (Orange) 30 22 400 30 0 0 27 22 390 30 0 0 25 22 380 30 0 0 22 21 370 27 0 0 18 21 360 25 0 0 15 21 350 23 0 0 12 21 340 20 0 0 8 23 330 17 0 0 6 25 320 15 0 0 4 27 310 13 0 0 3 28 10 10 300 0 After bryophytes, what was the next group of plants to evolve? What adaptation allowed ferns to move further onto dry land? What type of plants created the first soil?
400-300 Million Years Ago Graph the following Data in the correct color: Year % CO2 in Air (Red) % O2 in Air (Blue) Number of Spore Plant Species (Green) Number of Gymnosperms Species (Purple) Number of Angiosperms Species (Orange) 400 30 22 30 0 0 390 27 22 30 0 0 380 25 22 30 0 0 370 22 21 27 0 0 360 18 21 25 0 0 350 15 21 23 0 0 340 12 21 20 0 0 330 8 23 17 0 0 320 6 25 15 0 0 310 4 27 13 0 0 300 3 28 10 10 0 After bryophytes, what was the next group of plants to evolve? What adaptation allowed ferns to move further onto dry land? What type of plants created the first soil?
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