onsider the following statements: 1.Coal ash contains ars

| M: +2.00/-0.67

onsider the following statements:

1.Coal ash contains arsenic, lead and mercury.

2.Coal-fired power plants release sulphur dioxide and oxides of nitrogen into the environment.

3.High ash content is observed in Indian coal.

Which of the statements given above is/are correct?

?????????? ????? ?? ????? ???:

1.??? ?? ??? ??? ????????, ???? ?? ???? ???? ???

2. ????? ?? ???? ???? ????? ??????? ??????? ??? ????? ?????????? ?? ????????? ?? ??????? ?????? ????

3. ???? ??? ??????? ?????? ????? ??? ???? ???? ???

??? ??? ?? ????? ??? ?? ??? ?? ??? ?? / ????

[UPSC CSE PRE 2020,Ecology and Environment 2017-2020]

A 1 only

1 ही

B 2 and 3 only

2 और 3 ही

C 3 only

केवल 3

D 1, 2 and 3

1, 2 और 3

Answer: (d) Explanation: Coal ash contains contaminants like mercury, cadm...

?????: (??) ??????????: ????? ??? ??? ????, ??????? ?? ???????? ???? ?????...

View Full Explanation