Answer:
lack of oxygen
Explanation:
Just like us humans, plants also need oxygen to live
The Tundra.. IT HAS THE COLDEST TEMPS.
Answer:
you should have skills of drawing observe the diagram
This is all i know about caves: Caves are large, natural holes beneath the surface of the earth. Underground passages and caves are found in rocky landscapes across the world. They are found in areas with a lot of limestone, a common type of rock. They can be created in various ways, but most caves are hollowed out of rock by water.
The answer to your question is c because ecology is in fact the study of ecosystems; how organisms interact with their surroundings
