railway RRB JE (CBT I + CBT II) Mock Test 2024 General Science Biology Human body

खालीलपैकी कोणता रोग हवेतून पसरत नाही?

1
खोकला- सर्दी
2
न्यूमोनिया
3
क्षयरोग
4
पटकी 
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