Class 10 Our Environment Notes
Our Environment Notes Environment Everything that surrounds us is known as environment. Biodegradable Substance Substances that are broken down by biological processes are said to be biodegradable.e.g.: cotton, jute etc. Non-biodegradable Substance Substances that are not broken down by biological processes are said to be non-biodegradable.e.g.: plastic, metals etc. ➢ Micro organisms releases enzymes which […]