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Study
grade (5) - 2nd term - concept 3
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the land that is partially covered with water.
wetland
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Give reasons why water is a renewable resource?
Because of water cycle
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the large area of land that have the same weather, soil, and wildlife.
Biome
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the geosphere is also known as ----
lithosphere
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the stations that are responsible for removing harmful wastes from wastewater.
water treatment plant
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breaking down of rocks by the water is called ---
weathering process
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water body surrounded by land
lake
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water that had been already used before
wastewater
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put (T) or (F) some ponds and lakes may dry up in winter months.
F
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respiration of a frog is an example of interaction between ---- and ---- earth systems.-
biosphere and atmosphere
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roots of plants are fixed in the soil, this is an interaction between ---- and ----- earth's systems.
biosphere - geosphere
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Cross the odd word: Salamander - Catfish - Water lily - Kelp - frog
Kelp > > in salty water
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The largest saltwater ecosystems that cover large parts of Earth's surface.
oceans
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put (T) or (F) rivers, streams and lakes are fresh, moving water bodies.
(F)
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. It means using resources in a way that does not negatively affect the future supply of these resources.
sustainability
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The action of control reaching of humans to the natural resources or using them.
preservation
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give reasons why the earth seems as a blue marble from the outer space?
because the water covers 71% of the land
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the water body that is often starts at mountains.
rivers
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put (T) or (F) Dam can hold the water behind it which causes a change in the amount of water in a water body .
True
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from freshwater bodies -------, -------- and -----
rivers - streams - ponds - some lakes - rain - glaciers - groundwater
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give reasons why most of the freshwater cannot be used for drinking.
because it is frozen.
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put (T) or (F) Lake Bardawil is an example of saltwater lakes in Egypt.
(F)
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they are workers in the wastewater treatment plants.
wastewater engineers
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rainwater is a part of --------- system
hydrosphere
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ground water is replaced by ---
rain
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What happens when water is collected in low land?
it forms a lake.
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Areas of the ocean which contain coral reefs and intertidal zones.
shallow areas
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A water body which contains a mixture of sea water and river water.
An Estuary
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From examples of freshwater lakes in Egypt is ................. .
Lake Nasser
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all the following pollute the water except:
building a dam
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