River Danube

How many animal species and plants does the Danube provide a home for?

• about 4 000

• about 5 000

• about 6 000

Which is the longest river in Europe?

• the Loire

• the Rhine

• the Volga

How long is the Danube?

• cca 2800 km

• cca 3700 km

• cca 2400 km

 Which country is the odd one out - where the Danube does not flow through?

• Croatia

• Moldova

• Montenegro

How many people rely on the Danube for drinking water? 

• cca 20 million

• cca 12 million

• cca 50 million

How many tributaries does the Danube have?

• approximately 30

• approximately 100

• approximately 300

Which of these rivers is not a tributary of the Danube?

• the Morava (Morva)

• the Maros

• the Tisza

How long is the Djerdap Gorge?

• 107 km

• 117 km

• 127 km

Which nations built the Iron Gate 1?

• Romania and Bulgaria

• Romania and Serbia

• Romania and Yugoslavia

Apart from producing electricity, what is the other benefit of the Iron Gate 1?

• It has made the most dangerous part of the Danube completely safe for ships.

• It has made the current of the river faster.

• It has made the water of the Danube cleaner.