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Explanation

• Vatican City is the smallest country in the world by land area.
• It is a city-state surrounded by Rome, Italy.
• It serves as the headquarters of the Roman Catholic Church.
• Total area is about 0.49 sq km.
• It is located in Europe.

Additional information:

• Smallest Muslim country: Brunei
• Smallest republic: Nauru
• Smallest SAARC country: Maldives
• Largest Muslim country (population): Indonesia

Last verified on 10-02-2026

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.

Explanation

• Refrigerants are gases used in refrigerators to absorb heat and provide cooling.
• Freon (CFCs) and ammonia are commonly used in domestic and commercial refrigeration.
• They evaporate at low temperatures, absorbing heat from the fridge interior.
  

Last verified on 03-02-2026

Explanation

• Vitamin A deficiency → Night blindness (Nyctalopia)
• Vitamin A is important for vision and immune function.

Additional information:

• Vitamin K is essential for blood clotting.
• Vitamin D helps in calcium absorption and bone mineralization.
• Vitamin B1 supports nerve function and energy metabolism.

Last verified on 01-02-2026

Explanation

• Vitamin A is essential for vision, skin health, and immune function.
• Its deficiency can lead to night blindness and other health problems.

Additional information:

• Dry skin and eyes
• Impaired immune function
• Poor wound healing
• Increased risk of respiratory and urinary tract infections

Last verified on 17-01-2026

Explanation

• The planet that moves around the Sun at the largest speed is Mercury
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• Mercury is the fastest planet, which speeds around the sun at 47.87 km/s.
• In miles per hour, this equates to a whopping 107,082 miles per hour.

Explanation

Explanation

The President of Pakistan is the head of state of the Islamic Republic of Pakistan.

The current head of state of Pakistan is Asif Ali Zardari who was elected in 2024.

Explanation

Jimmy Donal Wales (born August 7, 1966), also known on Wikipedia by the pseudonym Jimbo

Wikipedia is the largest and most-read reference work in history.

Date launched of Wikipedia: January 15, 2001

Programming language of Wikipedia: PHP

Wikipedia was created by: Jimmy Wales, Larry Sanger

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Explanation

Al-Baqarah (The Cow or The Heifer) is the second and longest chapter of the Quran, with 286 verses.

It derives its name from the story of the cow (vv. 67-73).

Verse 282, the longest verse, is known as 'āyatu d-dayn.

It consists of 25,500 letters and is positioned in Juzʼ 1–3.

The chapter has 40 Rukus and is classified as Medinan.

Hazrat Ibrahim (علیہ السلام) is mentioned 13 times.

The verse 183 describes the obligation of fasting (soam).

Surah Aal-e-Imran is the second longest surah of Holy Quran.

Surah Al-Kausar is the shortest surah of Holy Quran.