W3.CSS
Oceans and seas cover about --------- of the Earth‘s surface.
When a glacier reaches the sea, large pieces of ice break off from:
Oceans and seas were formed from water vapours which were released in the atmosphere by:
Evaporation
Transportation
Cooling process
Volcanic activities
The taste of sea-water is:.
Rocks are ----------------parts of the Earth's crust.
Pakistan has ------------ mineral resources.
Extrusive and intrusive rocks are:
Sedimentary rocks
Igneous rocks
Metamorphic rocks
Natural rocks
The molten material of the Earth is called:
Basalt is common example of:
Intrusive rocks
Sedimentary rooks
Extrusive rocks
Metamorphic rocks
Several types
Only one kind
Potash is used for making:
Granite is a common example of:
Extrusive rocks
Intrusive rocks
Metamorphic rocks
Sedimentary rocks
We get pearls from sea animals called:
Pearl marine
Pearl oysters
Pearl crabs
Pearl shrimps
Gemstone is used for making:
Fuel is a substance which stores:
Remains of plants and animals that lived long ago on our Earth is known as:
Sand, clay and loam are the main types of:
Coal is an organic:
Metamorphic rock
Igneous rock
Sedimentary rock
All organic materials contain the elements of:
Carbon and Nitrogen
Carbon and Hydrogen
Nitrogen and Oxygen
Nitrogen and Oxygen
The product of the decomposition is called:
Soil consists of about rock ------ material.
