Explanation

Carbon dioxide is a colorless and non-flammable gas at normal temperature and pressure.

The bubbles in fizzy drinks are caused by carbon dioxide (CO2).

Soft drink manufacturers add fizz by dissolving carbon dioxide into the water at high pressures.

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Explanation

Blood cells are made in the bone marrow.

The bone marrow is the soft, spongy material in the center of the bones.

It produces about 95% of the body's blood cells.

Explanation

Rohtas Fort is located near the city of Dina in Jhelum district of the Punjab province of Pakistan

The construction of Rohtas Fort started in 1541 

Rohtas Fort has 14 gates 

Rohtas Fort is a 16th-century fortress

Explanation

25^th Amendments     

Merges Federally Administered Tribal Areas with Khyber Pakhtunkhwa.                     

Enactment date 31 May 2018

26^th Amendments

The seats of tribal districts in the National Assembly of Pakistan will be retained at 12 while their seats in the Khyber Pakhtunkhwa Assembly have been increased to 24 from 16.     

Enactment date 13 May 2019

Explanation

Niagara Falls is located in North America. 

Niagara Falls is located between New York and Ontario 

Niagara Falls is the natural border between United States of America (USA) and Canada.

Explanation

Marco Polo was a Venetian merchant, explorer, and writer who traveled through Asia along the Silk Road between 1271 and 1295

The famous traveler “Marco Polo” belonged to Italy

Marco Polo  was also nicknamed Milione

Marco Polo was born in 1254 in Venice

Marco Polo  Died: on January 8, 1324, in Venice, Italy

the Italian title of Marco Polo's book was Il libro di Marco Polo detto il Milione, which means "The Book of Marco Polo"

ND10-3-2023

Explanation

The retina is a thin layer of tissue that lines the back of the eye on the inside.

It is located near the optic nerve.

The purpose of the retina is to receive light that the lens has focused,

convert the light into neural signals,

and send these signals on to the brain for visual recognition

Explanation

Golf was originally invented in Scotland.

Walker Cup is related to Golf.

Ryder Cup is related to Golf.

Explanation

The Margalla Hills are part of the Himalayan foothills. 

The Margalla Hills is a hill range located north of Islamabad and south of Haripur District, Khyber Pakhtunkhwa.

The Margalla Hills within the Margalla Hills National Park 

The Margalla range has an area of 12,605 hectares.

The highest peak of Margalla Hills is Tilla Charouni

Elevation: 1,604 m (5,262 ft)

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related question

Which country's capital is situated near the Margalla Hills?
Margalla Hills, a hill range, is a part of which mountain range?

ND-8-08-2023

Explanation