Multiple choice

How many production cycles were proposed by Kolosovasky for energy resources and special raw materials?

  1. 6

  2. 7

  3. 8

  4. 9

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Kolosovasky (misspelled) proposed production cycles for regional resource classification. For energy resources and special raw materials, 8 production cycles were identified to characterize the complete production process from extraction to utilization.