Living Organisms Flashcards
(48 cards)
What is the definition of biology
The study of life
Where is the word Biology derived from
Greek
What word means life
Bios
What word means study
Logos
What is an organism
An organism is something that does the 7 characteristics of life
Name the 7 characteristics of life
Movement
Respiration
Sensitivity
Growth
Reproduction
Excretion
Nutrition
Define movement
Changing position
Define Respiration
The production of energy in the form of ATP
Define Sensitivity
To sense stimulus and react
Define Growth
An increase in size
Define Reproduction
The ability to produce more of your species
Define Excretion
The release of waste products
Give 3 examples of excretion
Carbon Dioxide
Salt
Urea
Give the definition of nutrition
Intake if nutrients, energy, building blocks
What are cells
Cells are the building blocks of living organisms.
How are organisms classified
Size
Shape
Symmetry
What they are
Where they live
Can you see cells. Give a reason why
No. They can’t be seen with the naked eye and are microscopic
What does classification mean
Grouping living organisms together based on their characteristics
Organisms that have 1 cell are called
Unicellular organisms
What is one manner of classifying living organisms
By the number of cells they are made up of
Organisms that have more than 2 are called
Multicellular organisms
Give 6 examples of multicellular organisms
Humans
Protea
Elephant
Black Mamba
Blue Crane
Oyster Mushrooms
Organisms with one cell are (finish the sentence)
Microscopic
What is another manner of classifying organisms
Grouping them according to how they obtain food