Classification & Classification & TaxonomyTaxonomy

D. Crowley, 2008D. Crowley, 2008

Classification & Classification & TaxonomyTaxonomy

To know what classification is, and to know the main To know what classification is, and to know the main taxonomic groupstaxonomic groups

Food ChainsFood Chains

All food chains require light from All food chains require light from the Sun – producers convert this the Sun – producers convert this light energy into food via light energy into food via photosynthesisphotosynthesis

Using the worksheet produce Using the worksheet produce two food chainstwo food chains

Stick your completed jigsaws Stick your completed jigsaws in your bookin your book

Lettuce Lettuce Slug Slug Thrush Thrush HawkHawk

Producer Producer Herbivore Herbivore Carnivore 1Carnivore 1 Carnivore 2Carnivore 2

ClassificationClassification

There are millions (maybe tens of millions) of different There are millions (maybe tens of millions) of different species on Earth – some organisms are clearly species on Earth – some organisms are clearly different, whilst others share many similar featuresdifferent, whilst others share many similar features

A cow and a dolphin may look very different but

what do they have in common?

Common FeaturesCommon Features

Common FeaturesCommon Features

Many organisms share common features, which allow them Many organisms share common features, which allow them to be grouped based on these features – this is to be grouped based on these features – this is classificationclassification

The classification system begins with very big groups (lots The classification system begins with very big groups (lots of organisms) and moves down into smaller groups (fewer of organisms) and moves down into smaller groups (fewer organisms)organisms)

The biggest groups are called the The biggest groups are called the kingdomskingdoms, of which there , of which there are are 55

5 Kingdoms5 Kingdoms

What are the 5 kingdoms?What are the 5 kingdoms?

plants animals monerafungi

living things

protoctista

ProtozoaFilamentous algae

BacteriaBlue-green algae

YeastMushroomsToadstools

InvertebratesVertebrates

Vascular plantsMossesLiverworts

KingdomsKingdoms

AnimalsAnimals

How can different types of animal be classified?How can different types of animal be classified?

invertebrates

animals

vertebratesInvertebrates are animals that do not

have a backbone. They have soft inner bodies which are held in shape by a flexible covering of outer cells or

by a hard covering called an exoskeleton.

Vertebrates are animals that have a backbone. They have a firm body

because of the muscles that connect to their skeleton.

VertebratesVertebrates

Animal vertebrates are split into 5 classes: -Animal vertebrates are split into 5 classes: -

Mammals Birds AmphibiansReptiles

Animal

Fish

Mammal

Amphibian Bird

Bird

Fish

Fish

Mammal

Mammal

Mammal

Reptile Reptile

Reptile

Class of vertebrat

e

Common Features Examples

Mammals

Birds

Reptile

Amphibians

Fish

Class of vertebrate

Common Features Examples

Mammals Warm blooded

Live Young – feed on milk

Hair

Birds Lay hard shelled eggs

Feathers

Reptile Leathery eggs

Dry scales

Amphibians

Fish

Vertebrate FeaturesVertebrate Features

QuizQuiz