1a charecteristics of living organisms Flashcards
what criteria must a living organism fulfil?
MRS H GREN:
- movement
- respiration
- sensitivity
- homeostasis
- growth
- reproduction
- excretion and
nutrition
what happens if something doesn’t follow mrs h gren?
it is dead or non-living
what’s an example of a non-living thing?
a virus
what is respiration?
the chemical process where glucose is broken down inside cells, releasing carbon dioxide and water
what is excretion?
the removal of waste that have been produced from chemical reactions inside the body.
what are waste products excreted by animals?
- Carbon dioxide
- Water
- Urea
what are waste products excreted by plants?
- Oxygen
- Carbon dioxide
- Water
what is homeostasis?
the maintenance of a constant internal environment, such as osmoregulation and blood glucose regulation
what is movement?
an action that causes a change of position or place
what is sensitivity?
the detection of changes (stimuli) in the surroundings by a living organism, and its responses to those changes
what is reproduction?
the production of new organisms
what is growth?
the permanent increase in body size and dry mass of an organism
