本站提供高三英语上册Unit4 Green world-reading课件
人教版高三英语上册Unit4 Green world-reading课件
1.Why did Joseph Banks have to supply his own money to equip part of the expedition?How much did he pay?
Because botany was a new field of science, the government would not pay for it. He paid about 10,000 pounds.
2.How did scientists classify plants before Linnaeus?How did Linnaeus do this?
Some scientists classified plants into herbs and trees, or according to the shape of the plant, or whether they had flowers or not. Linnaeus grouped plants in families. In his system the identification of different species was based on the arrangement of the male and female organs in the flowers.