Explanation

Casimir Funk discovered Vitamins in the year 1912.

Explanation

The National Accountability Bureau (NAB) is Pakistan's lead anti-corruption agency.

It established by Pervez Musharraf on November 16, 1999.

Its headquarters are in Islamabad.

It focuses on combating political corruption and ensuring accountability.

Explanation

All electromagnetic waves travel at the same speed through empty space

Electromagnetic waves are formed between electrical and magnetic fields due to vibrations.

Electromagnetic waves travel with the speed of light in free space.

The speed of light is  3*10^8 m/s

Hence, Electromagnetic waves travel at the speed of 3*10^8 m/s.

Explanation

If you heat ice, it melts.

A zero conditional sentence describes general truths or facts.

It uses the present simple tense in both the "if" clause and the main clause.

Explanation

Explanation

State of Swat was Established in 1849.
On 28 July 1969, General Yahya Khan announce full integration states of Chitral, Dir and Swat.

Explanation

• Ushr is a 10% tax on the harvests of irrigated land or harvest from rain-watered land and 5% on Land dependent on well water.
• Ushr is given after sowing the seeds when the agricultural produce appears.
  

Explanation

Joseph Priestly discovered oxygen on August 1, 1774.

The most abundant element in the Earth's crust is oxygen.

It making up 46.6% of Earth's mass.

Explanation

• The verses recited before Hazrat Umar (R.A) were from Surah Taha
• Embraced by Islam in 616 AD at the age of 32 years.
• He later became the second Caliph (634–644 AD).
• He belonged to the Banu Adi clan of Quraysh.

Last updated by NS on 01 MAY 2026

Explanation

On 16 October 1951, Liaquat Ali Khan was shot twice in the chest while addressing a gathering in Rawalpindi.

This attack was linked to the Rawalpindi Conspiracy, an attempted coup d'état against his government.

The case hearing began on 14 June 1951 in Hyderabad Jail.

It involving figures like Faiz Ahmad Faiz and Major General Akbar Khan.