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WorksheetsGrade 4 SST Assessment
Total questions: 20
Worksheet time: 10mins
Nearly 78 % of the Earth's atmosphere consists of ______.
Nitrogen
Oxygen
____________ is the zone of life on Earth.
Hydrosphere
Biosphere
Asia is the largest _________ in the world.
Country
Continent
State
___________ is the domain of land.
Biosphere
Lithosphere
Atmosphere
An ______________ is surrounded by water on all sides.
Isthmus
Bay
Island
The inner layer of the Earth is __________.
Core
Crust
A ________ is a land form with a flat top.
Water bodies
Plains
Desert
_____________ is a narrow strip of land with water on either side of it.
Isthmus
Strait
Island
Continuous Movement of water in the environment is known as __________.
Water cycle
Bio - cycle
The _________ is an example of a cold desert.
Thar
Sahara
Antarctica
71% of the Earth's surface is land.
True
False
The inner core is liquid due to high temperature.
True
False
Nitrogen gas is used by plants to prepare their food.
True
False
River and ponds are sources of freshwater.
True
False
Rivers are either snow-fed or rain-fed.
True
False
Oceans are the biggest water bodies on Earth.
True
False
Plains are more populated than deserts.
True
False
Habitat is the specific environment in which the organism exists.
True
False
Living beings cannot exist without land,water and air.
True
False
Two large areas of land are connected by a bay.
True
False
