Explanation

• Date of Conquest: 29 May 1453
  • Siege Duration: 55 days
  • Ottoman Sultan: Mehmed II (Mehmed the Conqueror)
  • Significance: End of Byzantine Empire; start of Ottoman dominance in Eastern Europe
  • Population of Constantinople at Fall: ~50,000 – 80,000

Last verified on 18-01-2026

Explanation

• The Shri Katas Raj Temples is also known as Qila Katas.
• The temple is located in Choa Saidanshah, Chakwal, near the M2 Motorway.
• The temples were established by the Hindu Shahis between the mid-7th and 10th centuries.

Explanation

Switzerland is also known as the Playground of Europe.

Writer Stephan Leslie called it so in his book, and the country offers various adventurous activities.

This nickname highlights its diverse landscapes, from high peaks to pristine lakes

Additional information 

The capital is Bern.

Currency is the Swiss Franc.

official language is German; French; Italian.

Continent Europe.

Religion is Christianity.

Parliament called Bundesversammlung.

Explanation

Rachna doab includes all the area between the Chenab and Ravi Rivers

Rachna Doab can be classified as one of the main regions of Punjab, Pakistan.

The name was given by the Mughal emperor Akbar

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Five Important Doabs of Pakistan 

Sindh Sagar Doab is b/w: Indus & Jhelum rivers 

Jech Doab is b/w: Jhelum & Chenab rivers 

Bari Doab is b/w: Ravi & Sutlej rivers

Rachna Doab  is b/w: Ravi  & Chenab rivers  

Bias Doab is b/w: Bias & Sutlej rivers 

Doab Chaj is b/w: Chenab and Jhelum.

Explanation

Explanation

Shukriya Khanum (c. 1935 – 14 May 2017) was a Pakistani pilot.

She was Pakistan’s first woman to obtain a commercial pilot license.

She was died of cancer in 2017 at the age of 82 in Lahore.

Explanation

Vitamin C is essential for growth and repair of tissues in the body.

Protein formation: Vitamin C helps form collagen, a protein used to create skin, tendons, ligaments, and blood vessels.

Wound healing: Vitamin C helps heal wounds and form scar tissue.

Bone, teeth, and cartilage repair: Vitamin C helps repair and maintain bones, teeth, and cartilage.

Iron absorption: Vitamin C helps the body absorb iron. 

Vitamin C is also an antioxidant that promotes healthy teeth and gums.

A deficiency in vitamin C can lead to scurvy.

Explanation

3+1 = 4

4+3 = 7

7+1 = 8

8+3 = 11

11+1 = 12

12+3 = 15

Explanation

A thing of beauty is a joy forever: its loveliness increases; it will never pass into nothingness.

This famous verse is from John Keats' poem Endymion, emphasizing the everlasting joy and value of beautiful things.

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.