Which one of the following is a leading producer of copper in the world?

a. Bolivia

b. Ghana

c. Chile

d. Zimbabwe

Which one of the following is NOT a characteristic of minerals?

a. They are created by natural processes.

b. They have a definite chemical composition.

c. They are in exhaustible.

d. Their distribution is uneven.

Which one of the following is NOT a producer of mica?

a. Jharkhand

b. Karnataka

c. Rajasthan

d. Andhra Pradesh

Which of the following LPG in your kitchen?

a. Soaking the dal for sometime before cooking it.

b. Cooking food in a pressure cooker.

c. Keeping the vegetables chopped before lighting the gas for cooking.

d. Cooking food in an open pan kept on low flame.

Environmental aspects must be carefully looked into before building huge dams.