revision G5 part 2

Water is used in all the following purposes, except ...

• recreation

• burning

• bathing

• manufacturing

At the beginning of water cycle in nature, water manufacturing .....and goes into the air forming...

• freezes - snow

• evaporates - clouds.

• freezes - clouds

• evaporates - snow.

Aquatic ecosystems can be classified into ........ ecosystem and .....ecosystem. .

• forest - desert

• savannah - tundra

• grassland - rainforest

• freshwater- saltwater.

All the following factors affecting the breakdown of plastics into microplastics, except...

• sunlight

• moon

• wind

• sea waves

All the following materials can be used to filter wastewater in simple water filter, except...

• cotton

• wood

• charcoal

• sand

Which of the following is found between pores of rocks below Earth's surface?

• ice

• groundwater

• oceans

• water vapor

Sand, charcoal and cotton can be used to remove all the following materials from wastewater, except

• small pieces of plastic

• salt dissolve in water

• small particles of mud

• small pieces of rocks

Humans can use water in all the following purposes, except .....  

• fishing

• transportation

• generating electricity

• weathering of rocks

Among the kinds of wetlands are ......

• swamps and lakes

• marshes and bogs.

• ponds and oceans.

• swamps and estuaries.

Seas and oceans water meet rivers water at...

• watershed

• estuary

• surface canal

• underground