alleryWhich of the following is given as an example of a natural radiation rather than an artificial radiation?
AX-rays
BUltraviolet radiation
CRadiation from atomic energy plants
DRadiation from a nuclear reactor mishap
Answer & Solution
Correct answer: B. Ultraviolet radiation
1. Radioactive pollution arises from natural and artificial sources.
2. UV and IR radiations are listed as natural radiations.
3. X-rays and radiations from atomic energy plants are listed as artificial.
4. Reactor-mishap radiation is artificial too, so the only natural one here is ultraviolet radiation.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology Part 2, Ch 4 "Environmental Management", p.49_
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