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The hydrological cycle
Soils in the hydrological cycle
Safeguarding water
The hydrological cycle - Quiz

The hydrological cycle - Quiz

Answer each question below, then choose Check answers to see your score. You can reveal the correct responses after marking.

1 What is the Hydrological cycle?

The way water always flows downhill The cycle of water from sea to air, to land and back An underwater bicycle

2 Some 97% of water is in our oceans - how much water is in the soil?

Ten percent (10%) Between two and five percent (2-5%) Between one and two percent (1-2%) Less than one percent (<1%)

3 What drives the hydrological cycle - where does the energy come from?

From a giant waterwheel From the sun's solar radiation From the freeze-thaw effect From gravity

4 What is 'evaporation'?

Water passing from liquid to gas due to solar heat The process of photosynthesis in plants Plant roots sucking water from the soil Children sucking water through a straw

5 What is 'transpiration'?

Water passing from liquid to gas due to solar heat Plants passing water from the soil to their leaves The process of photosynthesis in plants The nervous feeling you get in school tests

6 What is runoff?

The final 100m sprint in the Olympics Where rainwater soaks down into the soil Where water evaporates off bare soil Where rainwater flows off across the soil

7 What is infiltration?

The plot in a James bond movie Where rainwater soaks down into the soil Where water evaporates off bare soil Where rainwater flows off across the soil

8 Can soil store water?

Yes, water is stored in soil 'pores' No, water flows through soil Yes, but only where plants are growing

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