Previous Year SSC CHSL 2017 Tier I Questions

Question

What does BOD5 refer to?

A Biochemical Oxygen Demand in 5 days
B Biochemical Oxygen Demand in 5 hours
C Biochemical Oxygen Demand in 5 minutes
D Biochemical Oxygen Demand in 5 Months

Answer & Explanation

Answer: Option [A]

junior administrative assistant jaa test series