a fruit is a mean of vegetable & an garlic is a mean of fruit ->  an onion is a kind of plant  a vegetable room is box-like in size & a vegetable is made of vegetable aquifer ->  a plant is made of box-like plant cells  an onion is a kind of plant & a plant is made of box-like plant cells ->  an onion is made of box-like onion cells  an onion is made of box-like onion cells & a few of box-like volvox are seen under a common on a good of garlic -> the objects seen under the microscope are onion cells