Environment and Ecology
2021
Environmental Pollution
UPSC Practice Question
Magnetite particles, suspected to cause neurodegenerative problems, are generated as environmental pollutants from which of the following?
- Brakes of motor vehicles
- Engines of motor vehicles
- Microwave stoves within homes
- Power plants
- Telephone lines Select the correct answer using the code given below.
B.1, 2 and 4 only
A.1, 2, 3 and 5 only
D.1, 2, 3, 4 and 5
C.3, 4 and 5 only