Land , Soil and Water Resources

LAND MAKE UP ONLY ABOUT ____ % OF THE SURFACE OF THE EARTH

• 10%

• 20%

• 30%

• 40%

HOW MANY CLASSIFICATIONS CAN WE MAKE FOR LAND ?

• 1

• 2

• 3

• 4

• 5

WHAT ACTIVITIES CAN WE USE LAND FOR ?

• AGRICULTURE

• MINING

• FORESTRY

• CONSTRUCTIONS

• ALL OF THE ABOVE

THE USES OF LAND IS DETERMINED BY WHICH FACTORS ?

• PHYSICAL FACTORS

• CHEMICAL FACTORS

• ATMOSPHIRIC FACTORS

• NONE

LAND DEGREDATION REFERS TO .........

• DECLINE OF THE PRODUCTIVITY OF CULTIVATED LAND

• TO ENSURE THAT THE NATURAL RESOURCES ARE NOT DEPLETED

OVER EXPLOITATION OF LAND RESOURCES AND CONCERTISATION CAUSES LAND DEGRADATION

• TRUE

• FALSE

SOIL IS CONSOLIDATED

• TRUE

• FALSE

HOW MANY HORIZONS ARE THERE IN THE SOIL PROFILE

• 1

• 2

• 3

• 4

WHAT ARE SOIL HORIZONS ?

• THE LAYERS OF SOIL WHEN YOU CUT SOIL LIKE CAKE

• A soil horizon is a layer parallel to the soil surface

• BOTH

• NONE

THE MANNER IN WHICH THE HORIZONS ARE ARRANGED IN A SOIL IS KNOWN AS SOIL PROFILE

• TRUE

• FALSE