Explanation

• Rectified spirit contains about 95% ethyl alcohol.
• It is highly purified alcohol obtained by repeated distillation.
• The remaining percentage is usually water.
• It is used in pharmaceuticals, laboratories, and industrial processes.

Last verified on 23-06-2026

Explanation

• Tourmaline is found in Chitral, Pakistan as a semi-precious gemstone.
• It is a valuable mineral used in jewelry due to its attractive colors.
• Chitral is rich in pegmatite rock formations where gemstones occur.
• Tourmaline is known for its multi-colored crystal varieties.

Last verified on 23-06-2026

Explanation

Use identity: (a + 1)(a - 1) = a² - 1  

Here 201 × 199 = (200 + 1)(200 - 1) = 200² - 1²  

= 40000 - 1  

= 39999  

Last verified on 23-06-2026

Explanation

• The correct idiom is “A drowning man catches at a straw.”
• It means a person in danger tries any possible small hope for survival.
• A drowning man catches at a straw means ڈوبتے کو تنکے کا سہارا۔

Last verified on 23-06-2026

Explanation

• Location: Lahore, Punjab, Pakistan
• Built: 1642 AD
• Emperor Era: Mughal Empire Shah Jahan
• Commissioned by: Hakim Ilm-ud-din Ansari (Wazir Khan)

Last verified on 23-06-2026

Explanation

Explanation

• Quick Sort is the fastest in the average case among the given options.
• It has an average time complexity of O(n log n).
• It uses a divide-and-conquer strategy to sort data efficiently.

Last verified on 23-06-2026

Explanation

• The armor “Al-Bayda” obtained in the Battle of Badr was given to Hazrat Sa’d bin Abi Waqqas (RA) by Prophet Muhammad ﷺ.
• Hazrat Sa’d (RA) was a brave companion and skilled archer.
• He was a member of Ashra Mubashra.
• The Battle of Badr took place in 624 AD (2 AH).

Last verified on 23-06-2026

Explanation

• Mazar-i-Sharif is an important city of Afghanistan.
• It is located in the northern part of the country.
• The city is famous for the Blue Mosque (Shrine of Hazrat Ali RA).
• It is a major center of trade, culture, and transport in Afghanistan.

Last verified on 23-06-2026

Explanation

• First marriage after Khadija (RA): Hazrat Sawdah bint Zam’ah (RA)
• Year: After 619 AD (Year of Sorrow)
• Place: Makkah
• Status: Widow of Sakran ibn Amr
• Known for: Simple life and devotion

Last verified on 23-06-2026