Drainage Systems and Water Resources Quiz

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What is the main factor that controls the climate of Ethiopia?

Proximity to the Pacific Ocean

Global warming

Seasonal migration of the Intertropical Convergence Zone (ITCZ) (correct)

Topography of the country

Which element does weather refer to?

Atmospheric composition only

State of the atmosphere over long time periods

Instantaneous state of the atmosphere (correct)

Temperature and humidity only

What does climate refer to?

State of the atmosphere over long time periods (correct)

Atmospheric composition only

Temperature and precipitation only

Instantaneous state of the atmosphere

What is the primary source of variations in elements of weather and climate in Ethiopia?

Proximity to the equator and the Indian Ocean Signup and view all the answers

What does the Intertropical Convergence Zone (ITCZ) influence in Ethiopia?

Rainfall patterns Signup and view all the answers

What are the implications of climate change that students should comprehend?

Potential effects on biophysical and socioeconomic aspects Signup and view all the answers

What determines the variations in weather and climate between places and seasons?

Latitude and elevation Signup and view all the answers

What is the distance of a location from the equator called?

Latitude Signup and view all the answers

What causes differences in the length of days and seasons on Earth?

Inclination of the Earth's axis Signup and view all the answers

When does an equinox occur?

When the sun is exactly above the equator Signup and view all the answers

Which is the day when the point of verticality of sun’s rays crosses the equator northwards?

Spring equinox Signup and view all the answers

What determines the location of the Tropics of Cancer and Capricorn?

The inclination of the Earth's axis Signup and view all the answers

What determines the climate of any particular location on Earth?

Latitude, elevation, nearby water, ocean currents, topography, vegetation, and prevailing winds Signup and view all the answers

What is the instant of time when the sun strikes the plane of the Earth's equator known as?

Equinoxes Signup and view all the answers

What causes differences in length of days and seasons?

Inclination of the Earth's axis Signup and view all the answers

What is the distance from a location to the equator called?

Latitude Signup and view all the answers

What percentage of the earth's total water surface is fresh water?

2.5% Signup and view all the answers

Where is nearly 68.7% of the fresh water deposited?

Glaciers Signup and view all the answers

Which country is often referred to as the water tower of 'Eastern Africa'?

Ethiopia Signup and view all the answers

What is the estimated surface water potential of Ethiopia?

124.4 billion cubic meters (BCM) Signup and view all the answers

Where are the most abundant and easily available fresh waters found?

Surface and ground waters Signup and view all the answers

What percentage of the total land mass of Ethiopia is covered by water bodies?

0.7% Signup and view all the answers

What is a drainage system made up of?

A principal river and its tributaries Signup and view all the answers

Where does a river system begin?

At a place called the source or headwater Signup and view all the answers

What is a drainage basin?

The topographic region from which a river and its tributaries collect water Signup and view all the answers

How are the Western and Southeastern drainage systems separated?

By the Rift Valley system Signup and view all the answers

Which river in Ethiopia drains an area of 199,812 km2?

Abay Signup and view all the answers

Where does the Tekeze river flow into, carrying 12 percent of the annual water flow?

Lake Turkana Signup and view all the answers

What is the total mean annual flow from the Tekeze river?

$82,350 km^2$ Signup and view all the answers

Where does the Tekeze river flow into after reaching Sudan?

Nile Signup and view all the answers

What percentage of the annual water flow does the Abay carry?

65 percent Signup and view all the answers

What mainly determines the general patterns of major river basins in Ethiopia?

Topographical structures Signup and view all the answers