Answer: Option C. -> The 42nd Amendment Act, 1976 (42वां संशोधन अधिनियम, 1976)

Preamble was amended only once in 42nd amendment act of 1976, Words 'Socialist', 'Secular' and 'Integrity' were added into preamble by this amendment act after report of Sardar Swarn Singh Committee.

42वें संशोधन अधिनियम 1976 में प्रस्तावना में केवल एक बार संशोधन किया गया था, सरदार स्वर्ण सिंह समिति की रिपोर्ट के बाद इस संशोधन अधिनियम द्वारा प्रस्तावना में 'समाजवादी', 'धर्मनिरपेक्ष' और 'अखंडता' शब्द जोड़े गए थे।

Answer: Option B. -> Share market and future market
Presently, Concurrent list contains 52 subject matters which were only 47 in origiofral constitution, Labour union along with Forest, conservation of wild animals and birds, Transfer of property other than agriculture land, Bankruptcy and insolvency, criminal law etc, comes under Concurrent list, Whereas share market and future market are subjects of Union list.

Answer: Option D. -> Concurrent
Prevention of cruelty to animals is listed in concurrent list. The list included 52 items such as Marriage & Divorce, Bankruptcy & Insolvency, Forests, Education.

Answer: Option A. -> 42nd
Preamble was amended only once in 42nd amendment act of 1976, Words 'Socialist', 'Secular' and 'Integrity' were added into preamble by this amendment act after report of Sardar Swarn Singh Committee.

Answer: Option C. -> Socialist
Preamble was amended only once in 42nd amendment act of 1976, Words 'Socialist', 'Secular' and 'Integrity' were added into preamble by this amendment act after report of Sardar Swarn Singh Committee.

Answer: Option D. -> Original, Appellate and Consultative Jurisdiction
Supreme Court of India has all the three i.e. Original, Appellate and Consultative or Advisory Jurisdiction. Dispute between Centre and States and between two or more States fall under Original Jurisdiction whereas under Appellate Jurisdiction Supreme Court enjoys final appeal in all cases including Court Marshall cases. Consultative Jurisdiction authorizes it to adce on any matter referred to it by President.

Answer: Option A. -> Original Jurisdiction
Supreme court under Orginal Jurisdiction has been empowered to settle election disputes of President and Vice-President. No lower court can take such case. And any dispute regarding election of President and Vice-President can only be filed after the completion of election process and not in between the process.

Answer: Option A. -> By the Constitution
Supreme Court of India was setup in 1950 by the Constitution under the provisions of Article-124(1) consisting of Chief Justice of India and 7 other judges in the beginning.

Answer: Option B. -> Till they have attained 62 years of age
The judge of High Court hold office till the have attained the age of 62 years. Originally the retirement age of judges of High Courts was fixed at 60 but it was raise to. 62 in 1963 after 15th amendment of the Constitution.

Answer: Option B. -> 15th
The judge of High Court hold office till the have attained the age of 62 years. Originally the retirement age of judges of High Courts was fixed at 60 but it was raise to. 62 in 1963 after 15th amendment of the Constitution.