Civil Engineering MCQJE Level Civil Engineering
A facultative pond has aerobic upper layer and anaerobic lower layer.
Environmental EngineeringEnvironmental Engineering, Estimation, Contracts and EquipmentEASY
Choose the correct answer
A
fully dry bed
B
aerobic top and anaerobic bottom
C
only chlorine tank
D
railway drain
Correct Answer
B. aerobic top and anaerobic bottom
AI Detailed Explanation & IS Code Reference
Unlock the reasoning, formula path and code-linked notes inside your student dashboard.
Facultative ponds combine aerobic and anaerobic zones.
ScoreCardAI links this solution with subject, topic and difficulty signals so your scorecard can identify weak areas after a full mock test.
Concept shortcut
IS/IRC reference
Common trap
Practice more Civil Engineering questions
This MCQ belongs to RRB JE Civil & Allied Engineering CBT-2 Full Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.