Explanation

Sulfur dioxide (SO₂) and nitrogen dioxide (NO₂) are primary precursors of acid rain.

Acid rain is a consequence of these atmospheric pollutants reacting with water, oxygen, and other chemicals to form acidic compounds. 

These acids contribute to environmental damage.

Explanation

Sindh is known as Bab-ul-Islam (the gateway of Islam), as it saw the first spread of Islam into South Asia.

Sindh is the third-largest province of Pakistan by land area

Sindh is the second-largest province by population after Punjab

The Sindhi language is the oldest language

Sindhi is written in a version of the Arabic script.

Sindhi is the official language of the Pakistani province of Sindh.

Sindh has 30 Districts and 7 district

There are three Barrages in Sindh

The mountain range located in Sindh is Kirthar Range

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Explanation

 Bleaching powder is chemically known as calcium oxychloride 

Chemical formula CaOCl₂.

It is used as a disinfectant and bleaching agent.

Explanation

• The Strait of Hormuz is a vital, narrow waterway 
• Located between Iran (north) and Oman/United Arab Emirates (south)
• Separates Iran and Oman
• Link the Persian Gulf to the Gulf of Oman and the Arabian Sea.
• 33 km wide at its narrowest point.

Additional information:

The Strait of Bosporus connects the Black Sea with the Sea of Marmara

Start of Gibraltar connects the Atlantic Ocean to the Mediterranean Sea

Last updated by NS on 20-April-2026

Explanation

A celestial body that revolves around a planet is known as a satellite

Which can be natural (like the Moon) or artificial (like the International Space Station).

A celestial body that revolves around a planet is known as a moon.

Moons are natural satellites orbiting planets and can vary in size and composition.

Explanation

Abraham Lincoln was assassinated on April 15, 1865.

He was the 16th president of the United States from 1861 until his assassination in 1865.

Additional information

• Abraham Lincoln- 1865
• James Garfield- 1881
• William McKinley- 1901
• John F. Kennedy- 1963.
  

Explanation

President Mamnoon Hussain signed the FATA merger bill on May 31, 2018.

The bill was passed by the National Assembly on May 24, 2018, and by the Senate on May 25, 2018.

FATA will have 21 seats within the KP Assembly:

• 16 general
• 4 reserved for women
• 1 reserved for non-Muslims

The incumbent senators for FATA will be allowed to complete their six-year terms.

The Khyber Pakhtunkhwa Assembly will have 145 seats

• 115 general
• 26 reserved for women
• 4 reserved for minorities

FATA was merged with KPK in May 2018 under the 25th Amendment. 

Explanation

Israeli Prime Minister Benjamin Netanyahu announced Operation Rising Lion,

This happened on 13 June 2025.

Six nuclear scientists were killed

The Iran–Israel war (13 – 24 June 2025), also known as the Twelve-Day War,

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Explanation

Atmosphere is divided into Five layers/parts:

1. Troposphere
2. Stratosphere
3. Mesosphere
4. Thermosphere
5. Exosphere

Explanation

Step-by-step Solution:

Given numbers:

17, 13, 18, 17, 14, 18, 19, 17, 13, 16, 18, 20

1. Arrange in ascending order:

13, 13, 14, 16, 17, 17, 17, 18, 18, 18, 19, 20

2. Count the numbers:

Total = 12 (even number)

3. Median = average of the 6th and 7th terms:

6th term = 17, 7th term = 17

Median = (17 + 17) / 2 = 17