Oxygen.
Water and nutrients
instinct
Animals need food to stay alive because food gives them nutrients and energy. Nutrients and energy are both important because they help the bodies of animals function.
Because they need food to stay alive.
No. Animals have the pure need to stay alive.
Students need to know How Animals Stay Alive because it teaches them: * how animals obtain and digest food. * understand respiration and circulation. * how animals preserve water balance and excrete waste. * understand the functions of the endocrine system and the nervous system.
All animals need three basic things to stay alive: food, water, and shelter. Humans included.
Yes, every living thing needs energy to stay alive.
Oxygen is the gas humans and animals need to breathe in.
They need to stay alive to support the organism
food, water, shelter? i think these things are universal for most animals...
because it is QUITE