9 Questions
Which type of resource takes a long time to be replenished and is likely to get exhausted by human activities over time?
Exhaustible resources
Which of the following is an example of an inexhaustible resource?
Sunlight
Which type of resource is formed from the dead remains of plants and animals and takes millions of years to form?
Exhaustible resources
Which of the following is an example of an exhaustible resource?
LPG and ONG
Which type of resource is present in an unlimited quantity in nature and is not likely to get exhausted by human activities?
Inexhaustible resources
Which age did coal formation start during?
Carboniferous age
What happened to the trees that fell down in the wet areas?
They were covered with layers of sand and mud
What caused the conversion of trees into coal?
Low availability of oxygen
What is the slow conversion of wood into coal called?
Carbonisation
Study Notes
Resource Classification
- Non-renewable resources take a long time to be replenished and are likely to get exhausted by human activities over time.
- Inexhaustible resources are not depleted by human activities, an example being solar energy.
Formation of Fossil Fuels
- Coal is formed from the dead remains of plants and animals and takes millions of years to form.
- Coal formation started during the Carboniferous age.
Coal Formation Process
- Trees that fell down in wet areas got buried and converted into coal.
- The conversion of trees into coal was caused by heat, pressure, and lack of oxygen.
- The slow conversion of wood into coal is called metamorphosis.
Test your knowledge about inexhaustible resources such as sunlight, water, and air. Learn about the different classes of resources and their availability in nature.
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