Which ecological inquiry method is an ecologist using when here she sets up a greenhouse and measures the affects of different levels of carbon dioxide on an endangered plants species? a: questioning b: observing c: experimenting d: modeling

Which type of respiration takes place when there is no oxygen present

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

What are the pros and cons of transect sampling?