Question

Q32 Consider the following statements,

i) The chemical oxygen demand (COD) test is commonly used to indirectly measure the amount of organic compounds in water.

ii) Biochemical oxygen demand is the amount of dissolved oxygen needed by aerobic biological organisms to break down organic material present in a given water sample at certain temperature over a specific time period.

Which of the above statements is/are correct?

• A. a) Only i
• B. b) Only ii
• C. c) Both
• D. d) None of the above

Answer 1

The correct option is C

c) Both

32 Ans C