Which of the following statements about plant evolution is/are correct? More than one may be correct. a. Plants first colonized land a bit more than 500 million years ago, but it took over 200 million years more before plants could exist in habitats far from water. b. If mosses had vascular tissue, they would not be restricted to moist habitats. c. The evolution of the seed finally allowed plants to exist in habitats far from water. d. Angiosperms are clearly the most evolutionarily successful group of plants today.
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Which of the following statements is not correct? a. Gymnosperms were the earliest flowering plants. b. Mosses are nonvascular plants. c. Ferns and angiosperms are vascular plants. d. Only angiosperms produce fruits.
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