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Fill in the blanks and complete the story. About 300 million years ago the earth had dense in low lying wetland areas. b) Due to natural processes, like , these forests got buried under the . As more deposited over them, they were compressed. The also rose as they sank deeper and deeper. (e) Under high and high , dead plants got slowly converted into coal. |
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Answer» Fill in the blanks and complete the story. About 300 million years ago the earth had dense |
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