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The Hydrosphere - Statistics
General Stats
- This quiz has been taken 16 times
- The average score is 2 of 95
Answer Stats
| Hint | Answer | % Correct |
|---|---|---|
| No. countries involved in River Nile disagreements | 10 | 33%
|
| What treatment step - creates soft water (step number) | 10 | 33%
|
| Freshwater % | 2.5 | 33%
|
| Desalination methods | Distillation | 33%
|
| What water source starts at treatment step 1 | Reservoir | 33%
|
| What water source starts at treatment step 1 | River | 33%
|
| Water treatment step 10 | 10. Ion exchange | 0%
|
| Water treatment step 1 | 1. Sedimentation | 0%
|
| Water treatment step 2 | 2. Screens | 0%
|
| How often do satellites survey | 30 days | 0%
|
| Water treatment step 3 | 3. Aeration | 0%
|
| Water treatment step 4 | 4. Coagulation and flocculation | 0%
|
| Water treatment step 5 | 5. Clarification | 0%
|
| Water treatment optional step (6.5) | 6.5 Desalination | 0%
|
| Water treatment step 6 | 6. Filtration | 0%
|
| Water treatment step 7 | 7. Carbon treatment | 0%
|
| Water treatment step 8 | 8. Sterilisation | 0%
|
| % Aral Sea has reduced by since 1960 | 90 | 0%
|
| Marine water % | 97.5 | 0%
|
| Water treatment step 9 | 9. pH adjustment | 0%
|
| Purpose of carbon filters (3 words) | Adsorbs organic chemicals | 0%
|
| Reasons for increasing global demand | Affluence | 0%
|
| Hydrosphere management | Afforestation | 0%
|
| Coagulant example | Aluminium sulfate | 0%
|
| Global water budget = | Amount + Residence Time | 0%
|
| What water source starts at treatment step 7 | Aquifer | 0%
|
| Hydrosphere management | Artificial recharge | 0%
|
| What elements need to be removed to create soft water | Calcium and magnesium | 0%
|
| Organic pollutant treatment (2) | Carbon treatment, coagulation | 0%
|
| Odour treatment (2) | Carbon treatment, reverse osmosis | 0%
|
| Chemical that gives bad smell/taste to water | Chlorine | 0%
|
| Sterilisation methods (4 words) | Chlorine or UV exposure | 0%
|
| Human impacts | Climate change | 0%
|
| Purpose of C (step 4) (4 words) | Coagulation neutralises negative charge | 0%
|
| Reason for the reductions in the Aral Sea (4 words) | Cotton and rice irrigation | 0%
|
| How to reduce acidity in water (3 words) | Crushed lime filter | 0%
|
| What is the purpose of aeration | Decarbonise | 0%
|
| Human impacts | Deforestation | 0%
|
| Salt treatment | Desalination | 0%
|
| Define river regime | Discharge variation | 0%
|
| Ion exchange is best for treating... | Dissolved minerals | 0%
|
| Reverse osmosis is best for treating... | Dissolved solids | 0%
|
| Effects of over-abstraction | ecological degradation | 0%
|
| Suspended solids treatment | Filtration | 0%
|
| Which treatment step - water flows through sand/gravel | Filtration | 0%
|
| Purpose of f (step 4) | Flocculation binds | 0%
|
| Water cycle influences | Gravitational potential energy | 0%
|
| GRACE | Gravity Recovery and Climate Experiment | 0%
|
| Problems with reservoir creation | Habitat change | 0%
|
| Reason for the reductions in the Aral Sea | HEP | 0%
|
| Features of reservoir microclimate | high evaporation | 0%
|
| Features of reservoir microclimate | high heat capacity | 0%
|
| Chemical that gives bad smell/taste to water | Hydrogen sulfide | 0%
|
| Reasons for increasing global demand | Industrialisation | 0%
|
| Which treatment step - toxic ions are exchanged | Ion exchange | 0%
|
| Metal treatment (2) | Ion exchange, reverse osmosis | 0%
|
| Reasons for increasing global demand | Irrigation | 0%
|
| Human impacts | Land use | 0%
|
| Hydrosphere management | Low volume irrigation | 0%
|
| Hydrosphere management | Low water appliances | 0%
|
| Litter treatment | Manual | 0%
|
| Monitoring depletion | NASA GRACE satellites | 0%
|
| Hydrosphere management | New sources | 0%
|
| Carbon treatment is best for treating... | Odours | 0%
|
| Chemical that gives bad smell/taste to water | Organic compounds | 0%
|
| What death can saltwater incursion cause | osmotic dehydration | 0%
|
| What is the purpose of aeration (3 words) | Oxidise dissolved metals | 0%
|
| How easily fluids can move through material | Permeability | 0%
|
| Features of aquifers | Permeable | 0%
|
| How toxic ions are exchanged | Polymer adsorption | 0%
|
| Reasons for increasing global demand | Population | 0%
|
| Amount of open space in material | Porosity | 0%
|
| Features of aquifers | Porous | 0%
|
| Hydrosphere management | Recycling | 0%
|
| What is the purpose of aeration (2 words) | Reduce ammonia | 0%
|
| Features of reservoir microclimate | reduced seasonality | 0%
|
| Why does reverse osmosis often require a carbon filter | Reduce odours | 0%
|
| Desalination methods | Reverse osmosis | 0%
|
| Problems with reservoir creation | River regime | 0%
|
| Effects of over-abstraction | Saltwater incursion | 0%
|
| Which treatment step - grills/mesh removes litter | Screens | 0%
|
| What water source starts at treatment step 6.5 | Seawater | 0%
|
| Problems with reservoir creation | Sedimentation | 0%
|
| Purpose of clarification (3 words) | Settles flocculation polymers | 0%
|
| What is the purpose of step 1 | Settle solids | 0%
|
| Water cycle influences | Solar energy | 0%
|
| Pathogen treatment | Sterilisation | 0%
|
| Effects of over-abstraction | Subsidence | 0%
|
| Effects of over-abstraction | Surface waters | 0%
|
| Factors of aquifers | surrounding geology | 0%
|
| What do satellites survey | water mass | 0%
|
| Effects of over-abstraction | water supply | 0%
|
| Monitoring depletion | Water table levels | 0%
|
| Problems with reservoir creation | Wildlife barrier | 0%
|
| Hydrosphere management | Xeriscaping | 0%
|
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