3161: Consider the following events :

I. Reign of Krishnadevaraya of Vijayanagara.

II. Construction of Qutab Minar.

III. Arrival of Portuguese in India.

IV. Death of Firoz Tughlaq.

(a) II, IV, III, I
(b) II, IV, I, III
(c) IV, II, I, III
(d) IV, II, III, I
3162: With reference to `IFC Masala Bonds, sometimes seen in the news, which of the statements given below is/are correct?

1. The International Finance Corporation, which offers these bonds, is an arm of the World Bank.
2. They are the rupee-denominated bonds and are a source of debt financing for the public and private sector.

Select the correct answer using the code given below.

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
3163: Examine the following statements regarding a set of balls :

I. All balls are black.
II. All balls are white.
III. Only some balls are black.
IV. No balls are black.

Assuming that the balls can only be black or white, which two statements given above can both be true, but cannot both be false ? Choose the correct answer from the codes given below :

Codes :

(a) I and IV
(b) I and III
(c) II and III
(d) III and IV
3164: The theory of economic drain from India to England was propounded by:

(a) Dadabhai Naoroji

(b) R. C. Dutt

(c) B. G. Tilak

(d) L. K. Jha
3165: The "Red Data Books" published by the International Union for Conservation of Nature and Natural Resources (IUCN) contain lists of

1. Endemic plant and animal species present in the biodiversity hotspots.
2. Threatened plant and animal species.
3. Protected sites for conservation of nature and natural resources in various countries.

Select the correct answer using the codes given below :

(a) 1 and 3
(b) 2 only
(c) 2 and 3
(d) 3 only