natural gas
It depends on the type of animal but they need plants,water, meat, fruit etc
oxygen
Oxygen.
Stay in alive is a disco.
a type of energy source
Your heart (cardiac).....Blinking....Breathing....Basically defense mechanisms and what you NEED to do to stay alive.
Plants need carbon dioxide for photosynthesis, which is the process through which they make their own food. They also require oxygen for respiration, which is the process that releases energy from their food.
It is not known which flower will stay alive the longest. However, it is thought that one flower that can stay alive a long time is the Globe Amaranth.
It depends on what type of plant your talking about.
an animals niche can stay the same depending on what type of animal cause some animals niches might change when they get older
they won't be able to stay alive? it depends on the type or species of plant but most of the time that is true
birds