Types of Mountains

What are mountains?

• Mass of the earth that is hollow
• Mass of the earth that moves, causing wrinkling line folding of the earth's crust
• Mass of the earth that is flat
• Mass of the earth that is stationary

What are anticlines and synclines?

• Vertical folds of rocks
• Upward and downward folds of rocks respectively
• Downward and upward folds of rocks respectively
• Horizontal folds of rocks

Which of the following is an example of young fold mountains?

• The Urals in Asia
• The Rockies in North America
• The Aravallis in southeast USA
• The Appalachians in the USA

How are old fold mountains different from young fold mountains?

• Old fold mountains have high conical peaks while young fold mountains have rounded features
• Old fold mountains are newly formed while young fold mountains are old and worn out
• Old fold mountains have less wear and tear while young fold mountains have more wear and tear
• Old fold mountains have low elevation while young fold mountains have high elevation

What are block mountains?

• Mountains formed by the forces of compression and tension causing cracks or faults on the earth's crust
• Mountains formed by the erosion of natural agents such as wind, water, and glaciers
• Mountains formed by the movement of tectonic plates
• Mountains formed by the accumulation of hot molten lava

What is a rift valley?

• A mountain formed by the accumulation of hot molten lava
• A valley formed by the forces of compression and tension causing cracks or faults on the earth's crust
• A valley formed by the erosion of natural agents such as wind, water, and glaciers
• A valley formed by the movement of tectonic plates

Which of the following is an example of a block mountain?

• The Himalayas in India
• The Rhine Valley in Europe
• The Andes in South America
• The Alps in Europe

How are volcanic mountains formed?

• By the erosion of natural agents such as wind, water, and glaciers
• By the movement of tectonic plates
• By the forces of compression and tension causing cracks or faults on the earth's crust
• By the accumulation of hot molten lava

What is the importance of mountains?

• They are sources of glaciers and perennial rivers
• They are sources of timber and wood
• They are sources of oil and gas
• They are sources of minerals and metals

Which river in India is mentioned as an example of a perennial river that originates from mountains?

• River Godavari
• River Brahmaputra
• River Yamuna
• River Ganga