| ⇦ | 
| ⇨ |
Fish die in water bodies polluted by sewage due to
Options
(a) pathogens
(b) Clogging of gills
(c) Decreases in D.O
(d) Foul smell
Correct Answer:
Decreases in D.O
Explanation:
Microorganisms from sewage consume all dissolved oxygen and fish get deprived of this oxygen and ultimately die.
Related Questions: - Elements of which of the following groups will form anions most readily ?
- Gammexane is the name of
- The energy of second Bhor orbit of the hydrogen atom is -328 kJ mol⁻¹, hence the enregy
- When ethanal is treated with Fehling’s solution. it gives a precipitate of
- 116 mg of a compound on vaporisation in a Victor Meyer’s apparatus displaces
Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Elements of which of the following groups will form anions most readily ?
- Gammexane is the name of
- The energy of second Bhor orbit of the hydrogen atom is -328 kJ mol⁻¹, hence the enregy
- When ethanal is treated with Fehling’s solution. it gives a precipitate of
- 116 mg of a compound on vaporisation in a Victor Meyer’s apparatus displaces
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply