On the basis of long-term availability, resources are classified into____
A. conventional and non-conventional resources
B. renewable and non-renewable resources
C. primary and secondary resources
D. commercial and non-commercial resources
Answer:B
On the basis of long-term availability, resources are classified into____
A. conventional and non-conventional resources B. renewable and non-renewable resources C. primary and secondary resources D. commercial and non-commercial resources
Explanation: On the basis of traditional use resources are classified into conventional and non-conventional resources. On the basis of long-term availability, resources are classified into renewable and non-renewable resources. Based on the usability of energy, resources are classified into primary, intermediate and secondary resources. Based on commercial applications, resources are classified into commercial and non-commercial resources.