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Characteristics of a living organisms

Across
As cells work they create waste. when organisms eat and breath they use when they need and the rest is waste; for example when you use the bathroom
( exchange of gases) organisms must breath in some way for example I breath in oxygen and release carbon dioxide
Organisms react to the environmental changes can include light , temperature, sound, and odor for example I have an response to odor
Making more individuals of the same species from a parent or parents for example a parrot gives birth to a baby parrot
Down
Organisms used when growing, moving ,breathing , etc. for example I workout and I use a lot of energy when I do it
Organisms use water to keep there cells alive and working for example I need water to survive
A basic unit of living cells made up of living things alive and carried out the activities that keep that keep a living thing alive for example I'm made up of cells such as white and red cells
To get bigger for example I grow every day