Question

Which of the following lines is considered to be zero degrees longitude?
A. International date line
B. Prime Meridian
C. American date line
D. Latin date line

Answer 1

Hint: The zero degree longitude passes through a place in the United Kingdom, Greenwich. The modern name of the line is associated with this place.

Complete Answer: The meridian or a line of longitude in a coordinated system associated with the positions of the earth at longitude is stated to be zero degrees is known as Prime Meridian. Basically, the Prime Meridian divides the earth into two hemispheres, the eastern and western hemispheres.
The Prime Meridian is also known as Greenwich Meridian as the line passes through the Royal Observatory, Greenwich, a place in London. It was first observed by Sir George Airy in 1851 he established the modern Prime Meridian, the Greenwich Meridian.
IRES Reference Meridian or International Reference Meridian is another most generally used modern meridian. The International Earth Rotation and Reference Systems Service (IERS) maintains it and meridian is slightly different from the Greenwich Meridian.

While talking about the other options,
A. An imaginary line of demarcation on the surface of the earth that passes from the North pole to the South pole and the line separates the date and time, is known as the International date line. The increases by one while traveling to the west and decreases by one while travelling to the east.
C. There is no specific American date line.
D. There is no specific Latin date line.

So, the correct answer is option B.

Note: Through eight countries, the United Kingdom, France, Spain, Algeria, Mali, Ghana, Togo, Burkina Faso, and Antarctica, the Prime Meridian passes. The Prime Meridian also passes through six water bodies, these are Arctic Ocean, Mediterranean Sea, Atlantic Ocean, Southern Ocean, Greenland Sea, Norwegian Sea.