Question

Fill in the blanks in the following paragraph.

(environment related, decomposition, microbial techniques, organic matter, oxidized, aquatic life)

It has become possible to solve _______ various problems with the help of biotechnology. _______ are already in use for treatment on sewage and solid waste. Sewage is rich in _______. If such sewage is released in natural water bodies like rivers, the organic matter in it gets _______ with the help of dissolved oxygen. Due to this, level of dissolved oxygen in water decreases, adversely affecting the _______.

Answer 1

It has become possible to solve environment related various problems with the help of biotechnology. microbial techniques are already in use for treatment on sewage and solid waste. Sewage is rich in organic matter. If such sewage is released in natural water bodies like rivers, the organic matter in it gets oxidized with the help of dissolved oxygen. Due to this, level of dissolved oxygen in water decreases, adversely affecting the aquatic life.