The lithosphere - rocks
(or geosphere)
The Earth's solid surface is the lithosphere. It includes continental and oceanic crust as well as the various layers of the Earth's interior.
There are many biotic elements in a rainforest biome. But the most obvious one is trees, because biotic means living and trees are living.
Answer:
A normal resting heart rate can range anywhere from 40 to 100 beats per minute. Below is a chart relating resting heart rate and fitness level.
Explanation: