Shared Flashcard Set

Details

Chapter 2B
N/A
17
Science
7th Grade
03/12/2014

Additional Science Flashcards

 


 

Cards

Term
cell wall
Definition
Thick outer layer that surrounds the cell membranes of plants and some simple organisms.
Term
cellulose
Definition
Carbohydrate, made up of many sugar molecules that forms most of the cell wall of a plant cell.
Term
chloroplast
Definition
Organelle in a plant cell that contains chlorophyll.
Term
chlorophyll
Definition
Green materials in chloroplasts that is needed by plants to make food.
Term
unicellular
Definition
Containing only one cell
Term
multicellular
Definition
Containing more than one cell.
Term
pseudopod
Definition
Fingerlike extension of the cytoplasm.
Term
guard cell
Definition
Cell that controls the size of a stoma.
Term
stoma
Definition
Tiny openings in the upper and lower surfaces of a leaf
Term
diffusion
Definition
Movement of material from an area where molecules are crowded to an area where they are less crowded.
Term
passive transport
Definition
Movement of materials through a membrane without the use of energy.
Term
osmosis
Definition
Movement of water through a membrane.
Term
active transport
Definition
Movement of materials through a membrane using energy.
Term
energy
Definition
The ability to do work or cause change.
Term
photosynthesis
Definition
Food making process in plants and other organisms that uses sunlight
Term
glucose
Definition
A simple type of sugar
Term
fermentation
Definition
Process by which a cell releases energy from food without using oxygen.
Supporting users have an ad free experience!