EnvironmentOnline version How much do you know about the environment? Challenge yourself! by Saleta Bellas Ramil A B C D E F G H I K L M N O P R S T U V W X Y Z Starts with A The mixture of gases that surrounds the earth and that we breathe. Starts with B The part of the earth's environment where life exists. Starts with C The gas formed when carbon is burned, or when people or animals breathe out. (2 words) Starts with D The cutting down of trees in a large area, or the destruction of forests by people. Starts with E Animals or plants that may soon not exist because there are very few now alive. Starts with F Fuels that were formed underground from plant and animal remains millions of years ago. (2 words) Starts with G A gradual increase in world temperatures caused by gases such as carbon dioxide. (2 words) Starts with H The natural environment in which an animal or plant usually lives. Starts with I A chemical substance made and used for killing insects, especially those that eat plants. Contains K Water that is suitable for drinking. (2 words) Starts with L The process of getting rid of large amounts of rubbish by burying it. Starts with M A gas with no smell or colour, often used as a fuel. Starts with N Noise that upsets people where they live or work and is considered to be unhealthy for them. (2 words) Starts with O Not using artificial chemicals in the growing of plants and animals for food and other products. Starts with P Damage caused to water, air, etc. by harmful substances or waste. Starts with R Energy that is produced using the sun, wind, etc., rather than using fuels such as oil or coal. (2 words) Starts with S Causing little or no damage to the environment and therefore able to continue for a long time. Starts with T An animal or plant that contains genes that have been added from another type of plant or animal. Starts with U Light of this type causes the skin to become darker in the sun. Starts with V Plants in general, or plants that are found in a particular area. Starts with W Unwanted matter or material, especially what is left after useful substances or parts have been removed. Contains X A situation in which something no longer exists. Contains Y Not harmful to the environment. (2 words) Starts with Z A situation in which no waste material is produced.
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