Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
17 Cards in this Set
- Front
- Back
|
Autotroph |
an organism that is able to form nutritional organic substances from simple inorganic substances |
|
|
Heterotroph |
An organism deriving its nutritional requirements from complex organic substances |
|
|
Photosynthesis |
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide to water. |
|
|
Chloroplast |
a plastid that contains chlorophyll and in which photosynthesis takes place. |
|
|
Chlorophyll |
a green pigment, present in all green plants and in cyanobacteria, responsibe for the absorpotion of light to provide energy |
|
|
Stomata |
pores in the epiedermis of the leaf or stem plant |
|
|
guard cell |
curved cells that surround the stoma |
|
|
transpiration |
plants absorb water through the roots and then give off water vapor through pores |
|
|
digestion |
process of breaking down food |
|
|
mechanical digestion |
physically breaking the food into smaller pieces |
|
|
chemical digestion |
the food physically breaks down by the teeth then by the enzymes |
|
|
peristasis |
the relaxation of the muscles of the intestine or another canal |
|
|
mouth |
it is were food is taken in |
|
|
stomach |
digestion of food occurs |
|
|
small intestine |
runs between the stomach and large intestine |
|
|
villi |
increase surface for absorption of substances |
|
|
large intestine |
the cecum or colon |
