Write the correct feature in the location it belongs in the sequence below (3 marks) Crack, , , Stack, Dont answer if you dont know!

Explain the value of statistics and other data to positive economics and to normative economics

All of the following are reasons why deserts extremely susceptible to wind erosion except a. they lack major root systems b. they contain thin, dry soil c. they have very few plants and trees d. they are extremely hot and lack water

Put these ecosystems in order of least biodiversity to most biodiversity 1. mediterranean forest 2. indonesian rain forest 3. arctic ocean