![]() ![]() Grasslands such as savannah and prairie where grasses are dominant cover 40.5% of the land area of the Earth, except Greenland and Antarctica. Green is the best colour for photosynthesis. That is because they are wind-pollinated rather than insect-pollinated, so they do not have to attract insects. There are 12,000 species now.Ī common kind of grass is used to cover the ground in places such as lawns and parks. Their appearance as a common plant was in the mid-Cretaceous period. ![]()
0 Comments
Leave a Reply. |