Question

Which one of the following is a bio-resource?
1. Gemstone
2. Petrol
3. Minerals
4. Heavy metal

Answer 1

Correct Answer - Option 2 : Petrol

The correct answer is Petrol.

•  Bioresources are natural renewable sources like organic wastes and naturally formed or formable raw materials from human and animal activities.
• Coal and Petrol are fossil fuels that are formed from the decaying of plants, animals, humans, etc for thousands of years into the earth.
• Minerals are solid substances that are present in nature and can be made of one element or more elements combined together (chemical compounds). 
  • Example - Gold, Silver, and carbon are elements that form minerals on their own.
• Minerals naturally occur in our native environment.
• Gemstones and Metals occur naturally in our nature.

• Biomass energy is the energy that is derived from organic material and is a renewable and sustainable source of energy.
• Wood, gobar-gas, and agricultural wastes are biomass energy sources whereas coal is not an example of biomass energy source as it is a fossil fuel.