Selected MCQ

Current Question
Which cycle involves evaporation?
  • A. Nitrogen cycle
  • B. Water cycle
  • C. Carbon cycle
  • D. Rock cycle
Correct Answer: B
Explanation:
Evaporation is key part of hydrologic cycle.
Related Question 1
Which cycle involves runoff?
  • A. Nitrogen
  • B. Carbon
  • C. Water
  • D. Rock
Correct Answer: C
Explanation:
Runoff is water cycle component.
Related Question 2
Which cycle involves precipitation?
  • A. Nitrogen
  • B. Carbon
  • C. Water
  • D. Rock
Correct Answer: C
Explanation:
Precipitation is part of water cycle.
Related Question 3
Which cycle includes evaporation?
  • A. Nitrogen
  • B. Carbon
  • C. Water
  • D. Rock
Correct Answer: C
Explanation:
Water cycle includes evaporation.
Related Question 4
Which cycle involves carbon dioxide?
  • A. Nitrogen
  • B. Carbon
  • C. Water
  • D. Rock
Correct Answer: B
Explanation:
CO₂ circulates in carbon cycle.
Related Question 5
Which cycle involves nitrogen fixation?
  • A. Carbon cycle
  • B. Nitrogen cycle
  • C. Water cycle
  • D. Rock cycle
Correct Answer: B
Explanation:
Nitrogen fixation converts N₂ to usable forms.