1. Renewable and non-renewable resources.
Renewable Resources
- Resources that have natural regeneration after their utilization.
- Solar energy, Wind energy Bio-gas, Tidal energy, Wave energy are renewable.
non-renewable resources.
- Resources that cannot be replaced again after utilization.
- Coal, Petroleum and Natural gas are non renewable.
2. Metallic and non-metallic minerals.
Metallic Minerals
- They are minerals that contain one or more metallic elements in them.
- Metals such as iron, manganese, copper, bauxite, nickel, zinc, lead and gold are examples of metallic minerals.
Non-metallic Minerals.
- These minerals do not contain metal in them.
- Mica, limestone, gypsum, nitrate, potash, dolomite, coal and petroleum are non-metallic minerals.
3. Agro based industry and mineral based industry.
Agro based Industry
- These industries draw their raw materials from agricultural sector.
- Cotton textile, Jute textile, Silk, Sugar industries are agro based industries.
Mineral based Industry
- Mineral based industries use both metallic and non metallic minerals as raw materials.
- Iron and Steel industry is the major mineral based industry.
4. Jute industry and sugar industry.
Jute Industry
- Jute is the raw material for jute industry
- India is the largest producer of jute goods in the world
- This is the second important textile industry in India after cotton textiles.
- The major jute producing state in India is West Bengal.
Sugar Industry
- Sugarcane is the raw material for sugar industry.
- India is the second largest producer of sugarcane in the world.
- This is the second largest agro based industry in India after cotton textiles.
- The major sugar producing state is Uttar Pradesh.
5. Conventional energy and non- conventional energy.
Conventional Energy
- It includes Thermal power and nuclear power
- Conventional energy sources are non-renewable.
- Coal, Petroleum and natural gas are nuclear minerals are non-renewable energy resources.
Non-Conventional Energy
- It includes Hydropower, Solar energy, wind energy, tidal energy, wave energy etc.
- Non-conventional energy sources are renewable.
- Water, sunlight, wind, bio gas and tides are renewable energy resources.