PROVINCIAL MANAGEMENT SERVICE, ETC. (PMS) / COMBINED COMPETITIVE EXAMINATION (BS-17) 2012

Sir Isaac Newton gave:

  • (A) Laws of Planetary Motion
  • (B) Laws of Geometry
  • (C) Laws of Motion and Laws of Gravitation
  • (D) Laws of Electromagnetism
Check Answer
  • (C) Laws of Motion and Laws of Gravitation
Explanation
In his landmark work “Philosophiae Naturalis Principia Mathematica”, published in 1687, Sir Isaac Newton is credited with developing the three Laws of Motion and the Law of Universal Gravitation. Both the motion of celestial bodies and the movement of objects on Earth were explained by these laws, which offered a single mathematical framework.

  • Laws of Planetary Motion: These laws were formulated by Johannes Kepler.
  • Laws of Geometry: These are primarily credited to ancient mathematicians Euclid.
  • Laws of Electromagnetism: These were primarily unified and formulated by James Clerk Maxwell in the 19th century.

“Composition of Alchemy” is written by:

  • (A) Ibn-e-Haythem
  • (B) Jabir bin Hayyan
  • (C) Ibn-e-Rushd
  • (D) Nasir-ud-Din Tusi
Check Answer
  • (B) Jabir bin Hayyan
Explanation
The book “Composition of Alchemy” is traditionally ascribed to Jabir ibn Hayyan, also known as Geber in Latin, who is considered the “father of Arab chemistry”. Translated by Robert of Chester in 1144, this work was foundational to European alchemy and highlighted experimental techniques. Jabir ibn Hayyan is said to be one of the founders of early chemistry or alchemy and wrote many influential works on various processes in chemistry, acids, and laboratory practices.


The planet with shortest daytime is:

  • (A) Venus
  • (B) Earth
  • (C) Jupiter
  • (D) Uranus
Check Answer
  • (C) Jupiter
Explanation
Jupiter rotates faster than any other planet in the solar system. One day on Jupiter is the time it takes for Jupiter to rotate once on its axis, which is about 9 hours and 55 minutes, or about 10 hours.

The book “Al-Qanoon fi-al-Tib” is written by:

  • (A) Al-Beruni
  • (B) Bu Ali Sina
  • (C) Ibn-e-Rushd
  • (D) Al-Baltani
Check Answer
  • (B) Bu Ali Sina
Explanation
The Persian polymath Avicenna, also known as Ibn Sina, was the author of the famous medical textbook The Canon of Medicine (Al-Qanoon fi-al-Tib). Written in 1025, the five-volume medical encyclopedia was a comprehensive medical textbook that was to remain the mainstay of medical practice in Europe and the Islamic world for centuries to come.

Chile has the longest shore along:

  • (A) Atlantic Ocean
  • (B) Black Sea
  • (C) Mediterranean Sea
  • (D) Pacific Ocean
Check Answer
  • (D) Pacific Ocean
Explanation
Chile is a narrow and elongated country situated in the southwest corner of South America. Its most distinguishing geographical feature is its extensive coastline that borders the Pacific Ocean for more than 4,300 kilometers (2,670 miles) to the west. At its southern end, there are small claims or borders near the Atlantic Ocean around Cape Horn and the Strait of Magellan, but for most of its length, Chile borders the Pacific Ocean.

Growth Domestic Product (GDP) in Pakistan is growing at the rate of:

  • (A) 2.40%
  • (B) 4.21%
  • (C) 3.71%
  • (D) 5.28%
Check Answer
  • (C) 3.71%
Explanation
The Pakistani economy has shown an increase in the first quarter of FY2026, where the GDP growth increased by 3.71% due to a strong increase in the industrial sector, which grew by 9.38%. This follows a growth rate of 3.04% in FY2025, as reported by the publication, where the country recovered from floods experienced in previous years.

Agriculture, is the key sector of Pakistan’s economy, accounts for:

  • (A) 21% of GDP
  • (B) 28% of GDP
  • (C) 24% of GDP
  • (D) 51% of GDP
Check Answer
  • (C) 24% of GDP
Explanation
Agriculture is the mainstay of the Pakistani economy, contributing 23 to 24 percent to the country’s GDP and providing employment to 37 to 42 percent of the total labour force. The sector is an important source of foreign exchange and the primary source of raw materials for the country’s industrial sector.

The Earth is more close to the Sun in:

  • (A) January
  • (B) July
  • (C) September
  • (D) June
Check Answer
  • (A) January
Explanation
The Earth does not move in a circle around the Sun but in an ellipse. So, the distance between the Earth and the Sun varies throughout the year. The closest point in the path of the Earth as it orbits the Sun is called perihelion. Every year, it happens in early January—at about January 3rd, to be exact—when the Earth is 147 million kilometers (about 91.4 million miles) away from the Sun.

38th Parallel Line is a boundary line between:

  • (A) Myanmar and Thailand
  • (B) Thailand and Malaysia
  • (C) India and China
  • (D) South Korea and North Korea
Check Answer
  • (D) South Korea and North Korea
Explanation
The 38th Parallel Line separates North Korea, or the Democratic People’s Republic of Korea, from South Korea, or the Republic of Korea. The context in which the 38th Parallel Line appears in the given text is in 1945, after World War II, and it separated Korea into the Soviet and American zones, which became the official border until 1953, when the armistice agreement was signed.

The coldest planet of our solar system is:

  • (A) Venus
  • (B) Earth
  • (C) Neptune
  • (D) Uranus
Check Answer
  • (D) Uranus
Explanation
Despite Neptune being at the outer edge of our solar system and the farthest planet from the Sun, Uranus boasts the lowest recorded temperature in our solar system, dropping down to -224°C or -371°F. Uranus has a very special atmosphere in that it does not retain heat as well as Neptune does.

  • Venus: It is actually the hottest planet in our solar system, with surface temperatures averaging around 464°C (867°F) due to its thick, heat-trapping atmosphere.
  • Earth: It maintains a stable, mild average temperature of about 15°C (59°F), which is essential for supporting life.
  • Neptune: While it is further from the Sun and has a lower average temperature than Uranus, its minimum temperature (roughly –214°C) is warmer than Uranus’s minimum because Neptune generates more internal heat.

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