yes
Yes, plankton is a microorganism.
A cold sore is a micro-organism.
bacteria
Yes
no it is not
Check your spelling. Perhaps you mean "organism" or "orgasm".
no, a cold is caused by viruses
Decay, in itself, is a process.However, decay is caused by decomposing bacteria, which are micro-organisms.
A cold sore is caused by a virus.
homeostasis or the ability for an organism to adapt or react and survive in its environment
Any (single) living organism that consists of more than a single cell.
The common cold can be caused by a plethora of similar viruses and is easily spread through coughing, sneezing, or not washing your hands. Micro-droplets from a cough or sneeze contain the virus and it is breathed in by someone who is not sick. They may then become sick a couple days later.