How do energy and matter move through ecosystems

Need now! 45 points laboratory: weather map interpretation i need someone to answer the other two questions. i will give to the best answer!

Ray lo bisects nlm, lm=18, no=4, and ln=10. what is the value of x?

Asap! ! ! ! true or false the gobi desert, the largest desert in asia. covers parts of northern china and southern russia