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WorksheetsThe Earth
Total questions: 12
Worksheet time: 9mins
An ecosystem is best described as...
A group of interacting organisms that live in a specific environment
A group of interacting animals that live in a specific environment
A group of plants that live in a specific environment
The non-living components of a specific enviroment
The biosphere is...
All of the solid, semi-solid and liquid rock material on the Earth
All of the living things on Earth
All of the air in the Earth's system
All of the liquid, gaseous and solid water on Earth
A food chain is...
A diagram showing the path that food takes from a farm to your plate
A diagram showing who eats who in an ecosystem
A diagram showing all of the animals who eat other animals in an ecosystem
A diagram showing of the plants who eat plants in an ecosystem
The layer of Earth marked by '?" is called the (a)
Which of the following items are living?
Desalination means to
Remove salt from seawater
Add salt to freshwater
Remove trees from their natural habitat
Restore marine life to their natural habitat
The (a) refers to all of the gases found above the ground on Earth
A glacier would be found in which sphere?
Lithosphere
Biosphere
Hydrosphere
Atmosphere
The (a) layer is very hot hot and represents about 31% of the Earth's mass
True or False. The atmosphere is made up of many layers.
True
False
A (a) is a plant or plant-like organism found at the start of a food chains
Which of the following are NOT examples of an ecosystem?
A rainforest
The great barrier reef
The moon
The inside of a nuclear reactor vessel
