Describing Differences
Transcript of Describing Differences
G.Riggans Hextable school '07
So Far…
• We have seen variationvariation in individuals of the same same speciesspecies (Homo sapiens – humans)
• Tonge rolling
• Hair colour• Height
• Today we will look at variations between differentdifferent speciesspecies
G.Riggans Hextable school '07
ObjectivesObjectives
• L3L3- Know that there are different ways of describing organisms.
• L3L3 -Know that living things can be classified into groups.
• L4L4- How to classify some organisms into groups.
G.Riggans Hextable school '07
By the end of this lesson you By the end of this lesson you
1. Must be able recognise the features of some organisms
2. Should be able to put some organisms into groups
3. Need to write down and know the keywords
4. Must answer a written question about insects
G.Riggans Hextable school '07
KeywordsKeywords
• Kingdom Kingdom
• OrganismOrganism• SpeciesSpecies
• ClassificationClassification
• FeatureFeature
• 5 largest groups of living things:
• ANIMALS• PLANTS• FUNGI• BACTERIA• PROTISTS
A living thingA living thing
Group of similar organisms that can breedbreedTo produce fertilefertile offspringoffspring
Putting Putting organisms into organisms into
groupsgroups
Something an Something an organism hasorganism has
e.g. hair, fure.g. hair, fur
Write these downWrite these down
G.Riggans Hextable school '07
7Dc/2 Observing animalsUse this table to record some of the features of the animals that you observe.
Anything else you notice?
Does it have
antennae?
Is its body divided
into segments?
How many legs does it
have?
Does it have any markings
on its body? (e.g.
stripes)
What is the outer
covering of its body
like? (e.g. feathers)
Name of animal
G.Riggans Hextable school '07
7Dc/2 Observing animalsUse this table to record some of the features of the animals that you observe.
wingsnono2Patterned feathers
feathersowl
Long tailnoyes4noscalescrocodile
wingsnono2noHair/skinbat
Very tallyesno4spotsskingiraffe
Anything else you notice?
Does it have
antennae?
Is its body divided
into segments?
How many legs does it
have?
Does it have any markings
on its body? (e.g.
stripes)
What is the outer
covering of its body
like? (e.g. feathers)
Name of animal
G.Riggans Hextable school '07
Can you name it?
The body of this organism is divided into many segments with a pair of legs on each segment.
This organism has four pairs of legs and a black abdomen (lower part of main body).
This organism has a body divided into segments and has no legs.
This organism has a long tail for balance and long legs for jumping.
This organisms crawls on a fleshy padThis organism has dry scales and no legs.
This organism has feathers and two legs.This organism has wet scales and fins.
The body of this organism is divided into five parts.
This organism has a yellow and black abdomen (lower part of main body).
G.Riggans Hextable school '07
Can you name it?
The body of this organism is divided into many segments with a pair of legs on each segment.
Centipede/millipede
This organism has four pairs of legs and a black abdomen (lower part of main body).
Spider/scorpion
This organism has a body divided into segments and has no legs.
earthworm
This organism has a long tail for balance and long legs for jumping.
Kangaroo/wallaby
This organisms crawls on a fleshy pad
Snail/slug
This organism has dry scales and no legs.
snake
This organism has feathers and two legs.
bird
This organism has wet scales and fins.
fish
The body of this organism is divided into five parts.
starfish
This organism has a yellow and black abdomen (lower part of main body).
Bee/wasp
G.Riggans Hextable school '07
Match upClassification
Species
Kingdom
Feature
Organism
Similar organisms that can produce fertile offspring
Something an organism has
Large group of organisms
A living thing
Way of grouping organisms
G.Riggans Hextable school '07
Match upClassification
Species
Kingdom
Feature
Organism
Similar organisms that can produce fertile offspring
Something an organism has
Large group of organisms
A living thing
Way of grouping organisms
G.Riggans Hextable school '07
Homework /Extension
• Choose 2 organisms we have not looked at today
• Describe them in detail• Draw a picture of them
G.Riggans Hextable school '07
Classification SummaryClassification Summary
• Organisms are classifiedclassified, or put into groups
• The smallest group is a SPECIESSPECIESExamples of species are wasps and crocodiles
• The biggest group is a KINGDOMKINGDOM Two kingdoms are the animal and plant kingdoms
• We look for common featuresfeatures in order to group organisms