Explanation

• The Indus River is the longest and most important river in Pakistan
• Flow from Country China, India, Pakistan
• Flows from State Ladakh, Punjab, Khyber Pakhtunkhwa, Sindh, Gilgit-Baltistan, Tibet
• Sources of water Tibetan Plateau, Senge Zangbu, Gar River
• Tributaries Sutlej River, Chenab River, Jhelum River, Ravi River,
• River Sindh Length 3,180 km
• Mouth of the Arabian Sea near Thatta

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

• Edward Jenner was an English physician and scientist.
• He discovered the first vaccine for smallpox in 1796.
• He observed that milkmaids infected with cowpox were protected from smallpox.
• This led to the development of vaccination (cowpox-based immunity method).
• He is known as the Father of Immunology.

Last verified on 02-05-2026

Explanation

• Razia Sultana was the first and last female ruler of Delhi Sultanate.
  • She ruled India from 1236 to 1240.
  • She was the daughter of Sultan Shams-ud-Din Iltutmish and Turkan Khatun.
  • Known for her bravery, intelligence, and administrative skills.

Last verified on 02-02-2026

Explanation

• Gwadar Port was developed with the help of China.
• It is located on the Arabian Sea in Balochistan.
• It is important for trade and regional connectivity.

Additional information:

• 1783 – Gwadar came under Oman
• 8 Sept 1958 – Pakistan purchased Gwadar from Oman
• 8 Dec 1958 – Gwadar became part of Pakistan
• 2002 – Gwadar Port opened
• 18 Feb 2013 – Port operations given to a Chinese company

Last verified on 30-04-2026

Explanation

• The sentence uses a comparison structure.

• “More important than” is followed by a to-infinitive phrase.
• So, “To finish quickly” is grammatically correct.
• It keeps both sides of the sentence in same form.

Last verified on 29-04-2026

Explanation

The Qur'an contains 6 Surahs named after Prophets.

1. Surah Ibrahim
2. Surah Yusuf
3. Surah Muhammad
4. Surah Nuh
5. Surah Hud
6. Surah Yunus

Total Prophets mentioned in Qur’an → 25 Prophets.

Last verified on 28-04-2026

Explanation

• The Jail System in Islam was introduced by Umar ibn al-Khattab (R.A).
• He was the 2nd Caliph of Islam.
• His rule lasted from 634–644 AD (10 years).
• Accepted Islam: 616 AD (at the age of 32 years).

Last verified on 28-04-2026

Explanation

The 2018 Winter Olympic Games

Officially known as the XXIII Olympic Winter Games

Location: PyeongChang, Gangwon Province, South Korea.

Events: 102 in 7 sports (15 disciplines)

Opening: 9 February 2018

Closing: 25 February 2018

Opened by: President Moon Jae-in

Closed by: IOC president Thomas Bach

Additional information

Olympic Games host cities

Explanation

• Prophet Muhammad (PBUH) went to Taif for دعوتِ اسلام.
• He was accompanied by Zayd ibn Harithah (RA).
• The journey took place in Shawwal 619 CE (Year of Sadness).

Last verified on 27-04-2026