643. Where did the so called “Black hole Tragedy” took place?
Answer: Calcutta
A
Dacca
B
Monghyr
C
Calcutta
D
Murshidabad
Detailed Explanation
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Calcutta was the location of the Black Hole of Calcutta episode of 1756, associated with the imprisonment of British captives after Siraj-ud-daulah captured Fort William. The “Black Hole of Calcutta” is associated with Fort William, Calcutta, in 1756.
B — National Register of Citizens is the full form of NRC: National Register of Citizens. NRC means National Register of Citizens. Assam’s NRC update was carried out in the context of the Citizenship Act and Assam Accord.
Silicon is the semiconductor material used to fabricate most integrated circuits because silicon has suitable electronic properties and forms a stable oxide. Silicon is the principal semiconductor material used to manufacture integrated circuits.
647. The 73rd Constituional Amendment act is related to?
Answer: Panchayati Raj
A
RBI
B
Finance commission
C
Panchayati Raj
D
Fundamental duties
Detailed Explanation
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The 73rd Constitutional Amendment Act, 1992 gave constitutional status to Panchayati Raj institutions through Part IX and the Eleventh Schedule. The 73rd Constitutional Amendment Act, 1992 inserted Part IX (Articles 243–243O) and the Eleventh Schedule with 29 subjects. citeturn0search4turn0search7
648. Which of the following countries is known as the “Land of Thunderbolt”?
Answer: Bhutan
A
Bhutan
B
Nepal
C
Maldives
D
Oman
Detailed Explanation
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Bhutan is known as the “Land of the Thunder Dragon/Thunderbolt”, a common GK description of Bhutan. Bhutan is popularly associated with the “Land of the Thunder Dragon” identity.
Qutub-ud-din Aibak means “giver of lakhs” and was a sobriquet of Qutb-ud-din Aibak because of his generosity. Qutb-ud-din Aibak was known as Lakh Baksh and founded the Mamluk dynasty in 1206.
654. Which one of the following elements is associated with Teeth disorder?
Answer: Fluorine
A
Chlorine
B
Bromine
C
Fluorine
D
Iodine
Detailed Explanation
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Fluorine is essential for healthy teeth in small amounts; excessive fluoride exposure can cause dental fluorosis. Fluorine is important for tooth enamel in small amounts; excess fluoride can cause fluorosis.
655. Who is the founder of the concept “Sarvodaya”?
Answer: Mahatma Gandhi
A
Vinobha Bhave
B
Jai Prakash Narayan
C
Mahatma Gandhi
D
K G Mushroowala
Detailed Explanation
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Mahatma Gandhi developed the Sarvodaya ideal of welfare and uplift of all, drawing on Gandhian thought. Sarvodaya means upliftment/welfare of all. Gandhi developed the idea and Vinoba Bhave later advanced it as a movement.
656. During Quit India movement, Parallel Government was constituted at?
Answer: Ballia
A
Varanasi
B
Allahabad
C
Lucknow
D
Ballia
Detailed Explanation
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Ballia — Ballia was the site of a famous parallel government during the Quit India Movement; the Ballia government emerged in eastern Uttar Pradesh in 1942.
Upliftment for all means “upliftment/welfare of all”, from the Sanskrit-derived idea of universal well-being. Sarvodaya means upliftment/welfare of all. Gandhi developed the idea and Vinoba Bhave later advanced it as a movement.
658. The “Poorna Swaraj” resolution was adopted in the annual session of the Indian national congress held at?
Answer: Lahore
A
Bombay
B
Lahore
C
Calcutta
D
Madras
Detailed Explanation
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Lahore was the venue of the Congress session that adopted the Purna Swaraj resolution in 1929; 26 January 1930 was observed as Independence Day. Purna Swaraj was adopted as the Congress goal at the Lahore Session, 1929; 26 January 1930 was observed as Independence Day.
659. Which of the following states has international borders with “Three Countries?
Answer: Arunachal Pradesh
A
Arunachal Pradesh
B
Jammu & Kashmir
C
Assam
D
Mizoram
Detailed Explanation
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Arunachal Pradesh shares international boundaries with China, Bhutan and Myanmar, giving it three international neighbours. Arunachal Pradesh shares international borders with China, Bhutan and Myanmar.