Lving Things Flashcards
(36 cards)
Plants
Can’t move
Make their own food
Have cell walls and chlorophyll
Invertebrates
No backbone
Vertebrate
Have a backbone
Key
Used to identify plants and animals by using pictures or questions
Biology
Is the study of living things
Movement
An act of moving
Respiration
The release of energy from food
Reproduction
Making new individuals
Sensitivity
Making new individuals
Nutrition
The way an organism feeds
Growth
The increase in size of an organism
Excretion
The removal of waste from organisms (eg.sweat and urine)
Eyepiece lens
Enlarges the image of the object
Coarse focus knob
To focus the image
Fine focus knob
To precisely focus the image
Objective lens
Located in the nosepiece, it enlarges the image of the object
Nosepiece
Rotates so that different lenses can be used
Stage
The slide is placed on the stage for viewing
Mirror/light
To supply light to the object
Mandatory experiment: to prepare a slide from plant tissue and draw it as seen user a microscope.
Explain
Plant cells
Cell wall, cell membrane, cytoplasm, nucleus, chloroplasts, vacuole
Animal cells
Cell membrane, nucleus, cytoplasm
Cell membrane
Forms the outer boundary of the cell
Function: Controls what passes in and out of the cell
Cytoplasm
90% water and forms a jelly like substance in the cell
Function: chemical reactions in the cell take place here