The thar desert consists primarily of a. sand b. semiarid grasslands and little vegetation c. rocks and minerals d. cacti and hard brush

The answer is a: sand

The thar desert consists "rolling hills of sand", so the answer would definitely be choice a. sand.

hope this you! : -)

The answer to this question is  c. pharmaceutical accumulation  reclaimed water refers to the water that being used again after it already  used for agricultural purposes.this type of water often contains pharmaceutical accumulation because of the chemical fertilizer that is used for the plants is absorbed into the water.