Question

at level crossing we observe i) air pollution ii) noise pollution iii) traffic jam iv) all the above​

Answer 1

Answer:

4. ALL OF ABOVE

Step-by-step explanation:

ACC TO ME THIS IS THE RIGHT ANS

PLS MARK ME AS BRAINLIEST

Answer 2

The correct option to the given question, at the level crossing we observe, iv) all of the above.

• The level crossing is a place where two railway lines or a railway or a road cross at the same level.
• At the level crossing, air pollution is observed due to the emission of smoke from cars and trains.
• Noise pollution is caused by the cars on the road honking.
• If a train is passing at the level crossing, it gives rise to traffic jams by halting the roadway for cars.
• Therefore the correct option is iv)all of the above.