Moderate
Presence of ____________ in water stream are deleterious to aquatic life?
Correct answer: D. All A., B. & C.
- A. Soluble and toxic organics
- B. Suspended solids
- C. Heavy metals and cyanides
- D. All A., B. & C.
Explanation
Toxic soluble organics, suspended solids, and heavy metals or cyanides can each harm aquatic organisms through toxicity, oxygen depletion, or physical interference with habitats. Therefore, all three categories are deleterious.
Written and checked by Zahid Hussain, MS Computer ScienceLast updated
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Chemical Process Principles
2,710 free Chemical Process Principles MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.