Answer:
An ectotherm can also be called a Poikilotherm.
:)
Pass, share, botany would be a synonym
The carbon cycle:
The carbon cycle is the process in which carbon travels from the atmosphere into organisms and the Earth and then back into the atmosphere. Plants take carbon dioxide from the air and use it to make food. Animals then eat the food and carbon is stored in their bodies or released as CO2 through respiration.
Hope this helps :)
I think the answer is the moon in its orbit around the Earth
Well you do not have a set of choices but here is an example!
Sweating, your body releases water to cool down the skin of your body!