hydrosphere & oceanography section 1 MCQ Questions & Answers Detailed Explanation

Answer: (a)

Labrador is different from other ocean currents. It is cold in nature.

The Labrador Current is a cold current in the North Atlantic Ocean that flows from the Arctic Ocean south along the coast of Labrador and passes around Newfoundland, continuing south along the east coast of Nova Scotia.

Answer: (b)

The Mid-Atlantic Ridge is a mid-ocean ridge, a divergent tectonic plate or constructive plate boundary located along the floor of the Atlantic Ocean, and part of the longest mountain range in the world.

Answer: (a)

The Panama Canal Joins Pacific Ocean, Atlantic Ocean, Columbia, Costa Rica.

Answer: (c)

The eastward continuation of the Brazil Current is called the South Atlantic Drift. It is also known as the West Wind Drift because it forms at 400 South latitude due to the impact of the Westerlies. The eastward movement is due to the Earth’s rotation.

Answer: (d)

Tide clocks are popular clocks used amongst surfers, sailors, and anyone else who is concerned with the tidal cycle.

They run on a 12 hour and 25 or 26-minute cycle, which is the time it takes for the high tide to ebb and flows back to high tide again.

Answer: (c)