Which sentence best describes the shape of the earth

Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?

Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas. true or false.

What adaptations does this plant have to thrive in a dry and arid environment? this plant has in order to store water. in addition, it has modified leaves that are to protect the plant from water loss. reset next