If you have an example of a common biological apparatus you are probably holding a beaker. The beaker is the most common and well recognized biological apparatus.
An example sentence would be: A graphing calculator is an apparatus used for math or algebra.
Its a type of appliance or machine. The guards had the apparatus of the past
Sorry there is no such thing as "auxiling" lab apparatus.
common lab equipments
a dog
conical flask/ Beaker, filter funnel , filter paper , support
common laboratory apparatus
Yes, the noun 'apparatus' is a common noun, a general word for any equipment or material for a particular use or job; any a complex instrument or device.
what is the purpose, strenghts, weaknesses and provide an example for biological?
The word apparatus is a noun, a common, singular, concrete noun.
compass
A filtration apparatus is for example a separation device.