Question

utility and value of resource vary from time to time and place to place .give any three example to support the statement

Answer 1

Utility and value of resources vary from time to time and place to place in the following ways ---›

• Earlier human civilisations florist along the river valleys as they are used water for irrigating fields.

• Now, human beings are using water for generating energy, irrigation, navigation and industries, etc.

• Chile and United States of America are generating more wind energy than the India.

Answer 2

Three examples supporting the statement 'utility and value of resource vary from time to time and place to place' are given below;

1. In the olden times, water from rivers and other water bodies was only used to meet the household and irrigational demands. Now with the advancement in technology, this same water from these same sources is also used for electricity production.
2. In the earlier times, metals were only used for making jewelry and utensils, but with the help of technology, metals have been found to be of use in electrical lines carrying huge amounts of currents, large automobiles, airplanes, etc.
3. Solar energy is a resource whose utility and value vary from place to place. If they are effective in producing electricity in the subtropical and tropical countries, they have proved to be ineffective in the polar regions.