Biology Vocabulary

Vocabulary list of key biological terms

Vocabulary list of key biological terms


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Cartes-fiches 55
Langue English
Catégorie Biologie
Niveau Collège
Crée / Actualisé 20.09.2012 / 20.09.2012
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autotroph

a living organism that is able to feed itself using simple chemical substances

heterotroph

a living organism that uses organic (made of living organism) substances as its food source

ocular / eyepiece lens

the lens closest to the eye in an optical instrument

objective lens

the lens nearest to the object being viewed

interpupillary distance

the gap between eyes

stage

a small platform on a microscope where the object is put for examination

focus knob

tool to make images sharper

zoom knob

tool to control magnification (Vergrösserung)

aperture

an opening in an optical instrument that limits the amount (Menge) of light passing through

revolving nose piece

the part that holds two or more objective lenses and can be rotated to easily

condenser

a lens or system of lenses for collecting and directing light

scale bar

a means of visually showing the true length of something in a drawing

centi-, milli-, micro-, and nanometer

measure of length

-> 1/100, 1/1'000, 1/1'000'000 and 1/1'000'000'000

cell

the smallest living part of an animal or a plant

slide and coverslip

pieces of glass used to mount and cover an object on a microscope