Explanation

• Discoverer: Alexander Fleming
• Year of discovery: 1928
• Place: St. Mary's Hospital, London
• First patient treated with penicillin: Albert Alexander
• Date of first treatment: 12 February 1941

Last verified on 01-07-2026

Explanation

Gurdeep Singh of Pakistan Tehreek-e-Insaf became the first turban-clad Sikh

He is a representative from Khyber Pakhtunkhwa in Pakistan's Senate.

He secured 103 votes.

While Jamiat Ulema-e-Islam's Ranjeet Singh got 25 votes.

Awami National Party's Asif Bhatti received 12 votes.

Explanation

• Published: 28 August 1928
• Place: Lucknow Conference
• Chairman: Motilal Nehru
• Member: Jawaharlal Nehru
• Main Demand: Dominion status & federal system for India
• Muslim League Response: Muhammad Ali Jinnah rejected it and presented his 14 Points.

Last verified on 10-06-2026

Explanation

• Operation Zarb-e-Azb (15 June 2014 – 22 February 2017) was launched in North Waziristan, former FATA, Pakistan.
• Operation was led by Army Chief General Raheel Sharif to eliminate terrorist groups.
• ‘Azb’ refers to one of the seven swords of the Holy Prophet (PBUH) used in Ghazwaz of Uhud and Badr.

• Operation Radd-ul-Fasaad followed on 22 Feb 2017, led by General Qamar Javid Bajwa.

Explanation

• Province status: 1 July 1970
• Capital: Quetta
• Area: 347,190 km²
• Share of Pakistan's area: About 42%
• Largest province by: Area

Last verified on 06-07-2026

Explanation

Last verified on 30-04-2026

Explanation

• Picosecond (ps) = 10⁻¹² seconds
• SI prefix “pico” means 10⁻¹².
• 1 picosecond = one trillionth of a second.

Additional information:

• Microsecond (μs) = 10⁻⁶ seconds
• Nanosecond (ns) = 10⁻⁹ seconds
• Millisecond (ms) = 10⁻³ seconds
• Femtosecond (fs) = 10⁻¹⁵ seconds
• Attosecond (as) = 10⁻¹⁸ seconds
• Zeptosecond (zs) = 10⁻²¹ seconds
• Yoctosecond (ys) = 10⁻²⁴ seconds

Last verified on 17-06-2026

Explanation

• "Has" is correct because "none" is often treated as singular in formal usage.
• It especially when referring to a singular action or condition, like completing work correctly.

Last verified on 20-04-2026

Explanation

K2 World 2nd highest mountain

• K2 Elevation: 8,611 m
• K2 First ascent: July 31, 1954
• K2 Mountain range: Karakoram range
• K2 First ascenders: Achille Compagnoni, Lino Lacedelli
• K2 Easiest route: Abruzzi Spur

Last verified on 06-03-2026

Explanation

• First Viceroy of India: Lord Canning in 1858
• Last Viceroy of India: Lord Mountbatten in 1947
• First Governor of Bengal: Robert Clive
• First Governor-General of Bengal: Warren Hastings (1772-1785)
• First Governor-General of India: William Bentinck in 1833