Conservation of mineral resources

Mineral resources are _______________ ?

• Finite and non-renewable

• renewable resources

• non-renewable resources

• Infinite and renewable

Choose the causes of depletion of minerals?

• Continued extraction of ore

• Over consumption

• Rapid population increase

• Technological and industrial development

What needs to be constantly evolved to allow use of low grade ores at low costs?

• Traditional techniques

• Recycling

• Improved technology

• Mineral extraction

How long does it take for minerals to form?

• 10 years

• Billion years

• 1000 years

• Million years

Choose the methods which are used to conserve mineral resources:

• Recycling of metals

• enormous extraction of ore

• Use of minerals in a planned and sustainable manner

• Improved technology

Why we need to conserve mineral resources?

• For future mineral supplies

• the replenishment rate of minerals is very slow.

• For the industry to use

• It takes many years for the formation of minerals.

A concentrated effort has to be made in order to use our mineral resources in ___________

• carefully

• A planned and sustainable manner

• wisely

What are our country’s extremely valuable but short-lived possession?

• Rich mineral deposits

• Mineral resources