Not directly, but the C. dif defecate smell, due to toxins and other substances, is quite noticeable. Some protists can be smelled indirectly also. See? Not without a light or electron microscope. Taste? Taste is mostly smell anyway and you are dealing with microorganisms. Perhaps a dog could smell some microorganisms, or at least the indirect products of such organisms.
is is the smell of a dog
see hear smell taste touch
You can see microorganisms through a microscope, but you cannot smell or taste them.
microrganisms
no
# The taste or smell of something. # A specific taste or smell. See Synonyms at taste. # A distinctive quality or sensation: enjoying the savor of victory.
there are 5 sight hear touch taste smell
smell hear taste see feel
no, you cant touch it, taste it see it or smell it
True
they have smell , touch ,taste,see,hear
You cannot smell or taste micro organisms. You can only see them under a microscope Micro-organisms like fungi can be seen when they form clusters.