What is life cycle in simple definition​

Life cycle is the stage of development of an organism from it's beginning to s**ual maturity. Most of the insects have four stages in their life cycle. They are egg, larva, pupa and adult

air, water, heat and noise pollution can all be caused by producing and using technology. consuming resources - non-renewable resources, including precious metals like gold, are used to make technology

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.