TextBook Solutions for Rajasthan Board of Secondary Education Class 8 Social Science Resource And Development Chapter 3 Minerals And Power Resources

Name any three common minerals used by you every day.

What is an ore? Where are the ores of metallic minerals generally located?

Name two regions rich in natural gas resources.

Which sources of energy would you suggest for

(a) rural areas      (b) coastal areas          (c) Arid regions

Give five ways in which you can save energy at home.

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

• They are created by natural processes.

• They have a definite chemical composition.

• They are inexhaustible.

• Their distribution is uneven.

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

• Jharkhand

• Karnataka

• Rajasthan

• Andhra Pradesh

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

• Bolivia

• Ghana

• Chile

• Zimbabwe

Which one of the following practices will Not conserve LPG in your kitchen.

• Soaking the dal for some time before cooking it.

• Cooking food in a pressure cooker.

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

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

Give reasons.

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