516: Which one of the following pairs is correctly matched?

(a) Rationing : Fiscal control

(b) Cash Reserve Ratio : Selective Credit Control

(c) Licensing : Comprehensive Control

(d) Import Quota : Physical control
517: Recently, there was a growing awareness in our country about the importance of Himalayan nettle (Girardinia diversifolia) because it is found to be a sustainable source of

(a) anti-malarial drug

(b) biodiesel

(c) pulp for paper industry

(d) textile fibre
518: To uphold and protect the sovereignty, unity and integrity of India, a provision has been made in the:

(a) Directive Principles of State Policy

(b) Preamble to the Constitution

(c) Fundamental Duties

(d) Fundamental Rights
519: The term 'M-STRIPES' is sometimes seen in the news in the context of

(a) Captive breeding of Wild Fauna
(b) Maintenance of Tiger Reserves
(c) Indigenous Satellite Navigation System
(d) Security of National Highways
520: The satellites of which one of the following countries have helped in the preparation of a detailed and complete map of Antarctica ?

(a) Canada
(b) France
(c) Russia
(d) USA