Which of the following districts of Bihar transferred some of its areas to West Bengal?

Jamshedpur
Bhagalpur and Samastipur
Poornea and Manbhum
Rajgir

The correct answer is: B. Bhagalpur and Samastipur.

In 1947, when India gained independence from British rule, the state of Bihar was created. The state included the districts of Bhagalpur, Samastipur, Poornea, and Manbhum. In 1956, the state of West Bengal was created. As part of the creation of West Bengal, some areas of the districts of Bhagalpur and Samastipur were transferred to West Bengal.

The following is a brief explanation of each option:

  • Option A: Jamshedpur is a city in the Indian state of Jharkhand. It was not part of Bihar in 1947.
  • Option B: Bhagalpur and Samastipur are districts in the Indian state of Bihar. Some areas of these districts were transferred to West Bengal in 1956.
  • Option C: Poornea is a district in the Indian state of Bihar. It was not part of West Bengal in 1956.
  • Option D: Rajgir is a city in the Indian state of Bihar. It was not part of West Bengal in 1956.