Solution:The work done by the Parliament in modern times is not only varied in nature but also considerable in volume. The time at its disposal is limited. Hence, it cannot give close consideration to all the legislative and other matters that come up before it. A good deal of its business is therefore transacted by the Parliamentary Committees.
1. The Committee on Public Accounts- The Committees consists of not more than 22 members comprising 15 members elected by Lok Sabha every year from amongst its members according to the principle of proportional representation by means of a single transferable vote and not more than 7 members of Rajya Sabha nominated by that House are associated with the Committee. The examination of the Appropriation Accounts relating to the Railways, Defence Services, P&T Department and other Civil Ministries of the Government of India and reports of the Comptroller and Auditor-General of India thereon as well as the reports of the Comptroller and Auditor-General on revenue receipts, mainly form the basis of the deliberation of the Committee. The tenure of this Committee is one year.
2.The Committee on Estimates: The Estimates Committee, constituted for the first time in 1950, is a Parliamentary committee which consists of 30 Members, elected every year by the Lok Sabha amongst its members. The chairman of the committee is appointed by the Speaker amongst its members. The most important function of the committee is to suggest alternative policies to bring efficiency and economy to administration.
3. The Committee on Public Undertakings: The Committee on Public Undertakings consist of 15 members elected by the Lok Sabha and 7 members of Rajya Sabha. A Minister is not eligible for election to this committee. The term of the committee is one year. The functions of the committee on public undertakings are: (a) To examine the reports and accounts of Public undertakings specified in the fourth Schedule to the Rules of Procedure and conduct of Business in Lok Sabha; (b) To examine the reports, if any, of the comptroller and Auditor-General of India on the Public undertakings; (c) To examine, in the context of the autonomy and efficiency of the Public undertakings whether the affairs of the Public undertakings are being managed in accordance with sound business principles and prudent commercial practices (d) To exercise such other Functions Vested in the Public Accounts Committee and Estimates committee in relation to the Public undertakings as are not covered by clauses (a), (b) and (c) above and as may be allotted to the committee by the speaker from time to time.
4. The Committee on Petitions: Committee on Petition in Lok Sabha consists of 15 members, while committee on petition in Rajya Sabha consists of 10 members. A minister is not nominated to this committee. The function of the committee is to consider and report on petitions presented to the House. Besides, it also considers representations from individuals and associations, etc. on subjects which are not covered by the rules relating to petitions and gives directions for their disposal.