WorksheetsHuman Impact on the Ecosystem
Total questions: 12
Worksheet time: 6mins
Definition of pollution
using less of something to make it last longer
organism whose population was at risk of dying out
when harmful substances mix with water, air or soil
capable of being decomposed by bacteria or other living organisms to avoid pollution.
Definition of biodegradable
capable of being decomposed by bacteria or other living organisms to avoid pollution.
natural resource that cannot be replaced quickly enough to keep up with consumption.
natural resource that is unlimited or that is naturally replaced quickly.
Definition of endangered species
the action or process of converting waste into reusable material.
when harmful substances mix with water, air or soil
organism whose population was at risk of dying out
Definition of conservation
natural resource that cannot be replaced quickly enough to keep up with consumption.
using less of something to make it last longer
natural resource that is unlimited or that is naturally replaced quickly.
Choose ALL the options that damage the environment
farming and growing crops that loosen the soil
Remove wastes from rivers
Factories using less energy
Cutting down forests to make lumber and space for buildings
Choose ALL the options that conserve the environment
Farming can damage the soil and make it loose its nutrients
Use biodegradable material
Cutting down trees to use the wood for paper and medicines
Governments can make laws to protect the environment
Choose ALL the options that damage the environment
Create more national parks to protect endangered species
Use compost for biodegradable material
Removing entire mountains to obtain rocks, oil and ores.
Burning fossil fuels instead of using renewable resources
Choose ALL the options that conserve the environment
Communities can make organizations to remove wastes from rivers
Factories can find ways of using less energy
Farming and growing crops that loosen the soil
Cutting down forests to make lumber and space for buildings
Mountains, valleys, rivers, and oceans make up the living part of the natural environment.
True
False
How do we create glass?
heated sand
rocks and water
coal
burning fossil fuels
How do we create concrete?
sand
burning coal
sand, rocks and cement
recycled material
Choose ALL the environmental factors that define where an organism can live:
temperature
country
moisture
oceans
food
