Which statement explains what happens as magma rises inside a volcano? Gases will contract in the chamber.
The pressure of the gas will disappear.
The magmatic pressure decreases.
Magma moves to other chambers.

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

Explain why ecosystem diversity results in species diversity in a healthy biosphere

What controls activities within a eukaryotic cell?