A. carbon dioxide cycle
B. water cycle
C. energy cycle
D. oxygen cycle
Related Mcqs:
- When oil and gas resources are burnt they kill many forests and lakes by __________?
- Which is an example for sedimentary biogeochemical cycle?
- Biogas is composed of __________?
- The most abundant gas emitted from volcanoes is __________?
- The source of energy in an ecosystem is __________?
- Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the earth’s atmosphere?
- Acid rain mainly result from __________?
- A Rankine cycle working with saturated steam differs thermodynamically from a Carnot cycle only in the fact that
- The most abundant gases in the earth’s atmosphere by volume are ____________.
- Respiration means:
