| Question | Rainfall in West Bengal occurs due to summer monsoon by | |
| Type | multiple_choice | |
| Option | Arabian sea current | incorrect |
| Option | Bay of Bengal current | correct |
| Option | Retreating monsoon | incorrect |
| Option | Western disturbances | incorrect |
| Solution | The state gets 90% of its rainfall from Bay of Bengal branch of South-West monsoon. Around 10-15 June, the whole of West Bengal comes under the influence of South-West monsoon and heavy rainfall occurs in all parts of the state till September. | |
