Physiography of North America

Q.

How were the Appalachian mountains formed?

Q. Plateaus that are surrounded by mountain ranges are called plateaus.

1. intermontane
2. intramontane
3. rocky
4. external

Q.

Name the continent which is separated from Asia by the Ural Mountains.

Q. Assertion [A]: The Appalachian Mountains are known as the old fold mountains.

Reason [R]: These were formed about 2000 million years ago.

Mark the correct answer.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R is not the correct explanation of A.
3. A is true and R is false.
4. A is false and R is true.

Q. Statement [A]: The eastern coast of North America is indented by river mouths and bays.

Statement [B]: The eastern coast of North America has a lot of important seaports.

Choose the correct option.

1. Both A and B are true and A is the correct reason for the occurrence of B.
2. Both A and B are true and B is the correct reason for the occurrence of A.
3. A is true but B is false.
4. A is false but B is true.

Q. What does the Spanish term 'Cordillera' mean?

1. A chain of discrete mountain ranges
2. A chain of parallel mountain ranges
3. A chain of the highest mountain ranges
4. An area of lowest mountain ranges

Q. 'X' are found on the easternmost side of the third-largest continent in the world, and they form the eastern boundary of this continent. These are discontinuous, much lower, and wider mountain ranges. Which of the following could be 'X'?

1. Appalachian Mountains
2. Uinta Mountain
3. Olympic Mountains
4. San Juan Mountains