Characteristics and Classification Flashcards
Movement
The ability to change place or position
Respiration
The ability to chemically produce energy from nutrients
Sensitivity
The ability to detect changes in the environment and respond accordingly
Growth
The ability to permanently increase size and dry mass
Reproduction
The ability to produce offsprings of the same kind
Excretion
The ability to remove unwanted substances and wastes from the body
Nutrition
The ability to take in materials that provide nutrition and energy
Binomial Nomenclature
Genus + Species - classification method
Genus
Group of closely related species
Species
Group of organisms that can reproduce together in order to produce fertile offsprings
Morphology
The study of the external features
Anatomy
The study of internal features
Type of cells
Prokaryotes and Eukaryotes
Prokaryotes(4)
- Unicellular
- Have plasmids
- No membrane bound organelles
- No nucleus
Eukaryotes (3)
- Have a nucleus
- Have membrane bound organelles
- Have a nucleus
Monera (4)
- Have circular DNA
- Unicellular
- Have a cell wall - not made up of cellulose
- No membrane bound organelles within it
Protoctists (3)
- Similar characteristics to
Fungi (3)
- Cell walls - made up of chitin
- Unicellular or multicellular
- Made up of thread like structures known as hyphae
Animalia (3)
- Unicellular or multicellular
- No cell wall - only membrane
- Heterotrophs
Plantae (3)
- Unicellular or multicellular
- Cell wall - Cellulose
- Autotrophs
Fish
- Have gills
- Have fins
- Have scales
- Lay eggs with no shells
Anmphibians
- Have gills as tadpoles
- Have lungs when grown up
- Have slimy skin
- Normally stay in water when tadpoles but stay on land when adults
Birds
- Have two front limbs that are wings
- Have beaks
- Lays eggs with hard shell
- Have feathers
Reptiles
- Have scaly skin
- Lay eggs with soft shells
Mammals
- Have mammary glands
- Have sweat glands
- Have pinna
- Have Uterus and placenta with which birth is given
- Have hair
General features of arthropods
- Have an exoskeleton
- Have several pairs of jointed legs
Myriapods
- Have many segments
- Have many legs for each segment
- No antennae
crustaceans
- Have four pairs of jointed legs
- Have two pairs of antennae
Insects
- Have three pairs of jointed legs
- Have one pair of antennae
- Have wings
- Have 3 parts in their body
Arachnids
- Have four pairs of jointed legs
- Have no antennae
Ferns (3)
- Have stem, leaf(fronds) and roots
- Reproduce through spores
- Are not flowering plants
Monocots (3)
- Parallel veins
- One cotyledon
- Petals in multiples of 3
Dicots (4)
- Network of veins
- Two cotyledons
- Petals in multiples of four or five
Viruses
RNA/DNA strands made up of protein coats.
- Not considered to be a living organism