A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
MBD PUBLICATION-ECOLOGY AND ENVIRONMENT-QUESTION BANK
- Ozone hole means:
Text Solution
|
- Ganga Action plan was started in :
Text Solution
|
- Fluride pollution mainly affects:
Text Solution
|
- E.coli is used as an indicator organism to determine pollution of wate...
Text Solution
|
- BOD is a measure of :
Text Solution
|
- Frequent occurrence of water blooms in a lake indicates which of the f...
Text Solution
|
- A range of loudness of sound of 70 -90 decibels is rated as:
Text Solution
|
- SO2 pollution affects:
Text Solution
|
- Chernobyl nuclear tragedy occurred on which year ?
Text Solution
|
- Expand BOD :
Text Solution
|
- The term 'Bio-magnification'refers to the:
Text Solution
|
- Which one among the acts as bioindicator of air pollution?
Text Solution
|
- In 1984, the Bhopal gas tragedy took place because methyl isocyanate:
Text Solution
|
- Lead concentration in blood is considered alarming, if it is :
Text Solution
|
- Blood analysis of a patient reveals an usually high uantity of carboxy...
Text Solution
|
- E.coli is used as an indicator organism to determine pollution of wate...
Text Solution
|
- Which of the following is considered most effective in developing road...
Text Solution
|
- Pollution of SO2 destroys:
Text Solution
|
- A lake with an inflow of domestic sewage rich in organic waste, may re...
Text Solution
|
- Nitrogen oxides produced from emission of authomobiles and power plant...
Text Solution
|