Environmental Pollution(Environment Management ) Questions and Answers
Question 1. Why controlled use of water hyacinth is important in controlling of water pollution?
To decrease the BOD level
To increase the BOD level
To completely vanish the BOD level
To maintain the BOD level
Explanation:-
Answer: Option B. -> To increase the BOD level Answer: (b).To increase the BOD level
Question 2. Which of the following is not a way to minimize the disposal of toxic wastes into the water?
To create awareness about the pollution happening on water for people
To minimize the use of pesticides and chemicals into the agricultural fields
Recycle of plastic materials
Encouraging the disposals of electronic waste into the water bodies
Explanation:-
Answer: Option D. -> Encouraging the disposals of electronic waste into the water bodies Answer: (d).Encouraging the disposals of electronic waste into the water bodies
Question 3. Why the flowing water of the river cannot be cleaned easily by natural process?
Because a large number of external substances are discharged into the water
Because external climatic conditions are not favorable to clean the water
The following water is already cleaned before flowing itself
Because of lack of space to clean the water
Explanation:-
Answer: Option A. -> Because a large number of external substances are discharged into the water Answer: (a).Because a large number of external substances are discharged into the water
Question 4. Water that has been exposed to a substance other than water I called as_____________
Water purification
Water strength
Water contamination
Water desolation
Explanation:-
Answer: Option C. -> Water contamination Answer: (c).Water contamination
Question 5. When did water cess act come into force?
1973
1975
1977
1980
Explanation:-
Answer: Option C. -> 1977 Answer: (c).1977
Question 6. Monitor used of motor oil can reduce water pollution.
True
False
May be True or False
Can't say
Explanation:-
Answer: Option A. -> True Answer: (a).True
Question 7. What is the full form of NRCP?
National Railway Corporation Pipeline
National Rivers Cleaning Phase
National Roads Cleaning Phase
National River Conservation Plan
Explanation:-
Answer: Option D. -> National River Conservation Plan Answer: (d).National River Conservation Plan
Question 8. How many rivers do the National River Conservation Plan covered?
13
15
16
18
Explanation:-
Answer: Option D. -> 18 Answer: (d).18
Question 9. How many percentage of pollution accounts by sewage and municipal effluents?
25
50
75
100
Explanation:-
Answer: Option C. -> 75 Answer: (c).75
Question 10. When did India launched the Ganga Action plan (GAP)?