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WorksheetsChapter 7 review
Total questions: 16
Worksheet time: 8mins
Some examples of fossil fuels are:
coal, oil and plastic
coal, oil and natural gas.
coil, oil and paper.
Greenhouse gases are:
oxygen, carbon dioxide and methane.
oxygen, carbon dioxide and natural gas.
oxygen, air and methane.
Climate change means...
that Earth's climate is not the same as before.
that Earth's climate is the same as before.
Human impact is the actions of pets that affect the environment.
True
False
_____________ is the presence, or dumping, of substances in the environment that harm it.
Human impact
Pollution
deforestation
Some types of pollution are:
air, soil and plastic pollution.
air, water and soil pollution.
foam, air and water pollution.
It takes 30 days for paper to decompose.
True
False
It takes indefinite time for polystyrene foam to decompose.
True
False.
________ means tree felling.
Wetland
Overload of the terrain
Deforestation
_____________ of habitats is when conditions are suitable for the survival of life-forms are eliminated or put at risk.
Construction
Destruction
A ____________ ____________ are those that belong to a place without having taken them there.
native species
exotic species
natural species
____________ __________ is a life-form that is part of the food chain of an area, because it is part of that ecosystem.
Natural species
Exotic Species
Native species
An ___________ ___________are those that do not belong to a place and change the food chain of the life-forms around them.
Native species
Exotic species
Natural species
A green iguana is a __________ __________.
natural species
exotic Species
native species
The coquí is a ________ ________ of Puerto Rico.
native species
natural species
exotic species
________________ ______________ waste produced by technological devices.
Air pollution
Technological pollution
Water pollution
