Explanation:

• The Panchayat Samiti is the tehsil or taluka or block level of rural local-self government system in India. They form the middle level of the Panchayati Raj Institutions in India. It acts as a link between Village Panchayats (Gram Panchayats) and Zila Parishad (District council).
• The elected members of the Lok-Sabha and the State Legislature belonging to the block or any part of it or the members of the Rajya Sabha residing in that block-all are ex-officio members of the Panchayat Samiti.
• It co-ordinates the welfare and development activities of the Gram Panchayat of the block relating to agriculture, cottage industries, co-operatives and rural credit, water supply, irrigation, sanitation, public health and primary education.
• Panchayat Samiti also approves the budget proposals of the Gram Panchayat under it