Key Words Flashcards
Community
All the different species in a habitat
Habitat
The place where all organisms live
Ecosystem
All the organisms living in a particular area and all the non living conditions
Organelles
Tiny structures within cells
Tissue
Group of similar cells that work together to carry out a particular function
Organ
Group of tissues that work together to perform a function
Pathogens
Organisms that cause disease
Catalyst
A substance which increases the speed of reaction without it being changed or used up
Diffusion
The net movement of particles from an area with a high concentration to a low concentration
Osmosis
The net movement of water molecules across a partially permeable membrane from a region with a high concentration to a low concentration
Active transport
The movement of particles against a concentration gradient using energy released during respiration
Bile
It neutralises stomach acid and emulsifies fat.
Produced in liver and stored in gall bladder
Photosynthesis
The process that produces food in plants
Limiting factor
Something that stops photosynthesis from happening
Transportation
The loss of water from a plant
