I think it A because Cyanobacteria absorb co2 from the atmosphere and then release oxygen To the atmosphere
I believe a valley or mountain, but I am not 100 percent sure.
Habitat loss..The most harmful threat to biodiversity is the D. Habitat loss.
It's not easy to live in a place that you no longer have any means of living. If ones organism loss his habitat, chances are they will extinct because of the absence of their basic needs.
The effective method is to conduct an interview in a private
room to obtain her health history. By conducting
interview it will help to know her conditions and also her personal and health
history, it is also a one on one talk for the nurse and the client.