Geography - class 9 ICSE Revision

Assertion (A) - Frost action is an example of physical weathering

Reasoning (R) - Frost action occurs when water freezes and expands causing cracks in rocks

• Both A and R are true and R is the correct explanation for A

• Both A and R are true but R is not the correct explanation for A

• A is true but R is false

• R is false but A is true

Assertion (A) - Ocean currents move anticlockwise is northern hemisphere and clockwise is southern hemisphere

Reasoning (R) - This is due to the Ferrell’s Law (Coriolis Force)

• Both A and R are true and R is the correct explanation for A

• Both A and R are true but R is not the correct explanation for A

• A is true but R is false

• R is true but A is false

Assertion (A) - Denudation is a natural process influenced by human activities

Reasoning (R) - Human activities like mining, quarrying and construction accelerate denudation

• Both A and R are true and R is the correct explanation for A

• Both A and R are true but R is not the correct explanation for A

• A is true but R is false

• R is true but A is false

Between 1519 to1522 _______ had undertaken the voyage round the earth.

• Vasco da Gama

• Ferdinand Magellan

• Captain Cook

• Christopher Columbus

Assertion (A) - The coastline which is close to warm currents receives more rainfall

Reasoning (R) - Warm currents pick moisture and bring heavy rainfall when wind blows over it

• Both A and R are true and R is the correct explanation for A

• Both A and R are true but R is not the correct explanation for A

• A is true but R is false

• R is true but A is false

Assertion (A) - Ports of Norway remain ice free in winters

Reasoning (R) - Warm Kuroshio currents passes through Norway

• Both A and R are true and R is the correct explanation for A

• Both A and R are true but R is not the correct explanation for A

• A is true but R is false

• R is true but A is false

The warth rotates from ______

• East to west

• West to east

• Randomly

• Beginning of solar system

The balance between the water and land on earth is termed as ______

• Antipodal balance

• Antipedal balance

• Centrifugal force

• Coriolis force

Spring equinox occurs on _____

• 23rd December

• 22nd September

• 21st March

• 21st June

________ including its overseas territories, has the most time zones with 12.

• USA

• France

• Russia

• 21st June Canada