Explanation

Answer: B

t rises in the Black Forest mountains of western Germany and flows for some 1,770 miles (2,850 km) to its mouth on the Black Sea. Along its course, it passes through 10 countries: Germany, Austria, Slovakia, Hungary, Croatia, Serbia, Bulgaria, Romania, Moldova, and Ukraine.

Explanation

River Ravi in Pakistan is the most polluted river in the world, followed by water bodies in Bolivia and Ethiopia.

The Ravi River is a transboundary river crossing northwestern India and eastern Pakistan.

It is one of five rivers associated with the Punjab region

Length: 720 km (450 mi)

The Ravi was known as Purushni or Irawati to Indians in Vedic times and as Hydrates to the Ancient Greeks.

Explanation

Answer

c

The Amazon River in  South America

 The Amazon River is 3,980 miles (6,400 kilometers) long, according to the U.S. National Park Service. It is, however, the world`s largest river by volume and contains 20 percent of the Earth's freshwater, according to the National Science Foundation

Explanation

Explanation

The opening ceremony of the Paris Olympics on July 26, 2024, will be held on the River Seine.

France wants to make the River Seine swimmable for the 2024 Olympics and the public.

Explanation

The Euphrates is the longest and one of the most historically important rivers of Western Asia.

Explanation

The Narmada River is a longest river without delta,

They sometimes referred as the Reva and formerly as Narbada or Nerbudda,

It is India’s fifth longest river and the largest flowing river in Madhya Pradesh.

This river flows through the Indian states of Madhya Pradesh and Gujarat.

Explanation

The warm Gulf Stream originating in the tropical Caribbean, for instance, carries about 150 times more water than the Amazon River.

The Gulf Stream is an intense, warm ocean current in the western North Atlantic Ocean.

Explanation

Danube is also famous river of Germany

Explanation

The Yangtze River in China is the longest river in Asia,

the third-longest river in the world and

the longest river to flow entirely in one country.