471: The Anarchical and Revolutionary Crime Act (1919) was popularly known as the:

(a) Rowlatt Act

(b) Pitt's India Act

(c) Indian Arms Act

(d) Ilbert Bill
472: Other than Venezuela, which one among the following from South America is a member of OPEC?

(a) Bolivia
(b) Argentina
(c) Brazil
(d) Ecuador
473: Who is the author of book "New Dimensions of India" Foreign Policy?

(a) A B Vajpayee
(b) Jaswant Singh
(c) P C Alexander
(d) Yashwant Sinha
474: There are mice in the field which act as prey to snakes. Hawks eat the snakes. Some dogs are brought into the field ? What will be its effect?

(a) Mice will decrease

(b) Hawks will decrease

(c) Snakes will increase

(d) Mice and snakes will decrease
475: The thermal power plant of Bokaro is located in

(a) Bihar
(b) Chhattisgarh
(c) Jharkhand
(d) Orissa