What are ectothermic species?

A.
species that can generate heat from their internal processes
B.
species that live in cold climates
C.
species that derive heat from the environment
D.
species that live in the ocean

C

Explanation:

Reptiles referred to as cold blooded uses the environment to regulate their body temperature. That's an excellent reason why they like crawling on the ground to get warmth in a cold environment.

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem

garbage disposal because lysosomes dispose of old cell parts like garbage disposals dispose of old food.