Powerpoint Presentation By: Jessica Bender, 10A Sylvia Rauch, 10C THE DIVERSITY OF LIFE.

Powerpoint Presentation

By:Jessica Bender, 10ASylvia Rauch, 10C

THE DIVERSITY OF LIFE

The Classification System and Kingdom Animalia

Linnaeus

invented classification system

a Swedish naturalist

a century before Darwin

classified all living things in 1735

his system of classification used today

KingdomsPhylaClassesOrdersFamiliesGeneraSpecies

The classification system

Two Latin names

living organism:

first name : genus

capital letter

second name : species

small letter

Printed in italics

Should be underlined

Kingdom Animalia

no photosynthesis

no chlorophyll

no cell walls

eat other organisms

move to find food

Kingdom Animalia :many Phyla

For example:

Phylum Annelida

Phylum Cnidaria

Phylum Mollusca

Phylum Athropoda

Phylum Chordata

Phylum Annelida

Characteristics:

Worms

Segmented body

Live in water, moist soil

No legs

Bristles

Example: Earthworm ( Lumbricus terrestris)

Phylum Cnidaria

Characteristics:

Jellyfish, sea anemones

In water

Body dry out

Tentacles

One opening

Wall two layers

Example: Hydra viridis

Phylum Mollusca

Characteristics:

Animals, unsegmented bodies

Have a shell

Octopuses , no shell

Example: Garden snail ( Helix aspersa)

Phylum Arthropoda

Characteristics:

Animals, several pairs of jointed legs

No backbone

Waterproof exoskeleton

Example: Edible crab ( Cancer pagurus)

Class Crustacea belongs to Phylum Arthropoda

Characteristics:

Crabs, lobsters, woodlice

More than four pairs of jointed legs

Gills

Two pairs of antennae

Example: Spiny lobster ( Palinurus vulgaris)

Class Arachnida belongs to Phylum Arthropoda

Characteristics:

Spiders, ticks, scorpions

Four pairs of jointed legs

Gills, book lungs

Example: Spider ( Araneus diadematus)

Class Insecta belongs to Phylum Arthropoda

Characteristics:

Three pairs of jointed legs

Two pairs of wings

Tracheae

Dry places

Protect from drying out

Example: Desert locust ( Locusta migratoria)

Class Chilopoda belongs to Phylum Arthropoda

Characteristics:

Centipedes

Segments, pair of appendages

Fast- moving carnivores

Example: Centipede ( Lithobius forficatus)

Phylum Chordata

Characteristics:

Supporting rod

Backbone

Vertebrates

Example: Fish, Snake, Bird , Dog, Human

Class Pisces belongs to Phylum Chordata

Characteristics:

Fishes

In water

Gills, fins

Scaly skin

Example: Herring ( Clupea harengus)

Class Amphibia belongs to Phylum Chordata

Characteristics:

Adult, on land

Larvae, in water

Adult, lungs, larvae, gills

Scale-less skin

Example: Frog ( Rana temporaria )

Class Reptilia belongs to Phylum Chordata

Characteristics:

Scaly skin

Eggs with shells

Waterproof shell

Breed on land

Example: Grass snake ( Natrix natrix)

Class Aves belongs to Phylum Chordata

Characteristics:

Birds

Eggs with waterproof shell

Feathers

Wings

Beak

Homeothermic

Example: Robin ( Erithacus rubecula)

Class Mammalia belongs to Phylum Chordata

Characteristics:

Humans

Vertebrates with hair

Placenta

Young fed on milk

Homeothermic

Teeth

Heart

Diaphragm

Example: Cat ( Felis catus)