The number of reserved seats for representatives of Scheduled Castes and Scheduled Tribes in Lok Sabha is 131.

The reservation of seats for Scheduled Castes (SC) and Scheduled Tribes (ST) in the Lok Sabha is an important provision in the Indian Constitution. These reserved seats ensure adequate representation for marginalized communities in the lower house of the Parliament. The specific number of reserved seats is determined based on the proportion of SC and ST population in each state or union territory.

Reservation System in India
- The reservation system in India aims to provide opportunities and representation for historically disadvantaged communities.
- It is implemented in educational institutions, government jobs, and elected bodies.
- The Constitution of India provides for reservation for SCs and STs in the Lok Sabha and State Legislative Assemblies.
- The reservation is based on the principle of proportional representation, where the number of reserved seats is determined by the population of SCs and STs in a particular state or union territory.

Reservation of Seats in Lok Sabha
- In the Lok Sabha, the number of seats reserved for SCs and STs is determined based on the population ratio.
- As per the Constitution (Scheduled Castes) Order, 1950 and the Constitution (Scheduled Tribes) Order, 1950, the President of India is authorized to specify the seats reserved for SCs and STs in the Lok Sabha.
- The President reviews the reservation after every census to ensure proper representation.
- Currently, 84 seats are reserved for SCs and 47 seats are reserved for STs in the Lok Sabha.
- Therefore, the total number of reserved seats for representatives of SCs and STs in the Lok Sabha is 131 (84 + 47).

Importance of Reserved Seats
- Reserved seats ensure that the voices and concerns of SCs and STs are adequately represented in the legislative process.
- It helps in addressing the historical disadvantages faced by these communities and promoting social justice.
- Reserved seats also provide an opportunity for SC and ST representatives to participate in decision-making processes and formulate policies that directly impact their communities.

In conclusion, the number of reserved seats for representatives of Scheduled Castes and Scheduled Tribes in the Lok Sabha is 131. This provision ensures proportional representation and gives marginalized communities a platform to voice their concerns and influence policy decisions.