Explanation

• The Indian Rebellion of 1857, also known as the First War of Independence.
• It was began on May 10, 1857, at Meerut as a sepoy mutiny.

Last verified on 03-04-2026

Explanation

• A lactometer is used to measure the purity and density (thickness) of milk.
• It checks if milk has been adulterated with water by measuring specific gravity.
• Works on the principle of buoyancy.
• Pure milk specific gravity: 1.028–1.032 at 15°C

Last verified on 16-03-2026

Explanation

• Allah mentions Zulqarnain (AS) in Surah Kahf.
• He had immense wisdom to distinguish between right and wrong.
• Surah Kahf Meaning is "The Cave".

It is the 18th chapter of the Quran 

It was revealed in Makkah.

• No. of letters: 6425
• No. of rukus: 12
• No. of verses: 110
• No. of words: 1583

Last verified on 02-04-2026

Explanation

• Surah Al-Naml is the 27th chapter of the Quran with 93 verses.
• It contains Bismillah in the 30th verse, making it the surah with two Bismillahs.
• Surah Al-Naml is an early Meccan surah.

Additional information:

• In contrast, Surah Al-Toba starts without Bismillah.
• Bismillahir Rahmanir Raheem is repeated 114 times in the Quran.

Last updated by NA on 27 April 2026

Explanation

• António Guterres, current Secretary-General of the United Nations, previously served as Prime Minister of Portugal.

Additional information:

• Term as Prime Minister: 1995–2002 (7 years)
• Became UN Secretary-General: 1 January 2017
• Predecessor as UN Secretary-General: Ban Ki-moon

Last verified on 12-03-2026

Explanation

• In MS Word 2016, page margins define the space between the text and the edge of the page.
• Common margin types are: Top, Bottom, Left, Right.
• “Center” is not a page margin type.

Last verified on 10-03-2026

Explanation

• Quaid-e-Azam Muhammad Ali Jinnah was given the title “Ambassador of Hindu-Muslim Unity”.
• This title was conferred by Sarojini Naidu, a prominent Indian political leader and poet.
• At that time, Jinnah was working for unity between Hindus and Muslims.

Last verified on 13-01-2026

Explanation

• Siam was the official name of Thailand until 1939.
• The country is located in Southeast Asia. 
• It is known for its rich culture, temples, and cuisine.
• The name was briefly changed back to Siam from 1945–1949 before permanently becoming Thailand.

Additional information:

• Capital: Bangkok
• Currency: Thai Baht
• Official Language: Thai
• Population: ~70 million
• National Symbol: Elephant

Last verified on 07-03-2026

Explanation

• Xi Jinping is the current president of China 
• ***
• Xi Jinping replaced Hu Jintao to become Chinese president in 2013.
• Xi Jinping was re-elected in March 2018.
• On 10 March 2023, Xi Jinping serured third term as Chinese President. 
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• Last updated on 17-02-2026

Explanation

• Sunlight is a good source of vitamin D.
• When our skin is exposed to sunlight, it produces vitamin D, 
• It is essential for bone health, immune function, and the regulation of calcium levels in the blood.
• Deficiency of Vitamin D results in Rickets.