Define scheduled caste on the basis of the daily work for living?​

Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal

Can someone answer all these questions i need it done by tonight. once again

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel