Dissolved oxygen in water is very important for aquatic life. What processes are responsible for the reduction of dissolved oxygen in water?
Dissolved oxygen in water is very important for aquatic life. What processes are responsible for the reduction of dissolved oxygen in water?
-
1 Answer
-
This is a Short Answers Type Questions as classified in NCERT Exemplar
The bacteria is held responsible for degrading biodegradable detergent feed on it and grows rapidly. While growing, they may use up all the oxygen dissolved in the water. The lack of oxygen kills all other forms of aquatic life such as fish and plants. Fertilizers contain phosphates as additives. The addition of phosphates in water further enhances algae growth. Such profuse growth of algae covers the water surface and reduces the oxygen concentration in water.
Similar Questions for you
–I effect ∝ Acidic strength
+I effect ∝ Basic strength
* Most stable anion due to maximum –I effect.
* Most acidic
with increase in separation of screen from slits plane, fringe width increases.
Excessive nitrate in drinking water causes methemoglobinemia
Excessive nitrate in drinking water causes methemoglobinemia
Release of toxic/undesirable materials in the environment.
Taking an Exam? Selecting a College?
Get authentic answers from experts, students and alumni that you won't find anywhere else
Sign Up on ShikshaOn Shiksha, get access to
- 65k Colleges
- 1.2k Exams
- 679k Reviews
- 1800k Answers