chapter 3 organisms and their classification.ppt
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3.1 Organisms And Their Classification
Topic 2 BiodiversityTopic 2 BiodiversityTopic 2 BiodiversityTopic 2 Biodiversity
ITeach – Science Form 2
ITeach – Science Form 2
Organisms And Their ClassificationTopic 3 Biodiversity
Biodiversity• Wide variety of organisms on earth.
• All living things are known as organisms.• All living things are known as organisms.
• Around 10 to 100 million kinds of organisms on earth.• Around 10 to 100 million kinds of organisms on earth.
• Due to many different kinds of climate and habitat.• Due to many different kinds of climate and habitat.
Example
Habitat Biodiversity
Lakes / Ponds Fish, Amoeba, prawns
Soil Earthworms, ants, scorpians
Deserts Camels, cactus, lizards
Forest Tigers, monkey, Rafflesia
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Organisma Dan PengelasannyaTopik 3 Biodiversiti
Biodiversiti• Pelbagai jenis organisma di Bumi.
• Semua benda hidup dikenali sebagai organisma.• Semua benda hidup dikenali sebagai organisma.
• Terdapat 10 hingga 100 juta organisma di Bumi.• Terdapat 10 hingga 100 juta organisma di Bumi.
• Wujud disebabkan pelbagai jenis iklim dan habitat.• Wujud disebabkan pelbagai jenis iklim dan habitat.
Contoh
Habitat Biodiversiti
Tasik / Kolam Ikan, Ameba, Udang
TanahCacing tanah, Semut, Kala jengking
Gurun Unta, Kaktus, cicak
Hutan Harimau, Monyet, Rafflesia
ITeach – Science Form 2
Organisms And Their Classification
AnimalsAnimals
Organisms
PlantsPlants
VertebratesVertebrates InvertebratesInvertebratesFloweringFlowering Non-floweringNon-flowering
Fish
Amphibians
Reptiles
Birds
Mammals
With jointed legs
Without jointed legs
3 pairs of legs
4 pairs of legs
More than 4 pairs of legs
Worm-like
Not worm-like
Monocotyledon
Dicotyledon
With seed
Without seed
Conifers Mosses
Algae
Ferns
Topic 3 Biodiversity
with Backbones
(10%)
with Backbones
(10%)
without Backbones
(90%)
without Backbones
(90%)
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Organisma Dan Pengelasannya
HaiwanHaiwan
Organisma
TumbuhanTumbuhan
VertebrataVertebrata InvertebrataInvertebrataBerbungaBerbunga Tidak
berbungaTidak
berbunga
Ikan
Amfibia
Reptilia
Burung
Mamalia
Kaki bersendi
Tanpa kaki
bersendi3 pasang
kaki
4 pasang kaki
Lebih daripada 4 pasang kaki
Seperti cacing
Tidak seperti cacing
Monokotiledon
Dikotiledon
BerbijiTanpa
biji
Konifer Lumut
Alga
Paku-pakis
Topik 3 Biodiversiti
Bertulang belakang
(10%)
Bertulang belakang
(10%)
Tanpa tulang belakang
(90%)
Tanpa tulang belakang
(90%)
ITeach – Science Form 2
Organisms And Their ClassificationTopic 3 Biodiversity
Classification Of Animals
Fish Amphibions Reptiles Birds Mammals
Water Land and waterLand and
waterLand
Land expect wahales and
dolphinsHabitat
Slimy scalesLand and
watermoist skinScaly skin Feathers Hair / fur
Body covered
Lay eggs (without shell)
Lay eggs (without shell)
Lay eggs (with shells)
Lay eggs (with shells)
Give birth to young
Reproduction
Cold blooded Cold blooded Cold bloodedWarm
bloodedWarm bloodedBlood type
External External Internal Internal InternalFertilisation
Have fin, tails -Have sharp
teeth
Have toothless
beak
Females have mammary
glandsOthers
Goldfish ToadTortoise,
snakeParrot, pigeon
Orang utan, elephant
Example
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Organisma Dan PengelasannyaTopik 3 Biodiversiti
Pengelasan Haiwan
Ikan Amfibia Reptilia Burung Mamalia
Air Darat dan air Darat dan air DaratDarat kecuali ikan paus dan lumba-lumba
Habitat
Sisik berlendir
Kulit lembap Kulit bersisikBulu
pelepahRambut atau
buluBadan diliputi
Bertelur (tanpa
cengkerang)
Bertelur (tanpa
cengkerang)
Bertelur (dengan
cengkerang)
Bertelur (dengan
cengkerang)
Melahirkan anak
Pembiakan
Berdarah sejuk
Berdarah sejukBerdarah
sejukBerdarah
panasBerdarah
panasJenis darah
Luar Luar Dalam Dalam DalamPersenyawaan
Ada sirip, ekor
- Gigi tajamParuh tanpa
gigiBetina ada
kelenjar susuLain-lain
Ikan emas KatakKura-kura,
ularBurung nuri,
merpatiOrang utan,
gajahContoh
ITeach – Science Form 2
Organisms And Their ClassificationTopic 3 Biodiversity
Invertebrates With Jointed LegsInvertebrates With Jointed Legs
3 pairs of legs
4 pairs of legs
More than 4
pairs of legs
ExampleFly,
beetle, cricket
Scorpion, spider
Centipede, prawn,
crab
Invertebrates Without Jointed LegsInvertebrates Without Jointed Legs
Worm-like Not worm-like
ExampleEarthworm,Flatworm
Starfish, Snail,jellyfish
InvertebratesInvertebrates
ITeach – Sains Tingkatan 2
Organisma Dan PengelasannyaTopik 3 Biodiversiti
Invertebrata Dengan Kaki BersendiInvertebrata Dengan Kaki Bersendi
3 pasang kaki
4 pasang kaki
Lebih daripada 4 pasang
kaki
ContohLalat,
kumbang, cengkerik
Kala jengking,
labah-labah
Lipan, udang, ketam
Invertebrata Tanpa Kaki BersendiInvertebrata Tanpa Kaki Bersendi
Seperti cacingTidak seperti
cacing
ContohCacing tanah, cacing pipih
Tapak sulaiman, siput, ubur-ubur
InvertebrataInvertebrata
Parallel veins
Dicotyledons
Veins
Network veins
Monocotyledons
Fibrous root
Dicotyledons
Roots
Tap roots
Monocotyledons
Scattered bundles
Dicotyledons
Bundles
Circled bundles
Monocotyledons
Non-woody stems
Dicotyledons
Stems
Woody stems
Monocotyledons
• Herbaceous plants
- maize
- banana
Dicotyledons
Example
• Trees, shrubs
- papaya
- balsam
Monocotyledons
One
Dicotyledons
Number of cotyledon
Two
MonocotyledonsMonocotyledons
ITeach – Science Form 2
Organisms And Their ClassificationTopic 3 Biodiversity
Flowering Plants
OneNumber of cotyledon
Monocotyledon
Two
Dicotyledon
Paralled veinsVeins Network veins
Fibrous rootsRoots Tap roots
Scattered bundlesBundles Circled bundles
Non-woody stemsStems Woody stems• Herbaceous plants
- maize
- banana
Example • Trees, shrubs
- papaya
- balsam
Akar serabut
Dikotiledon
Akar tunjang
Monokotiledon
Berkas
Berkas berselerak
Dikotiledon
Berkas dalam bulatan
Monokotiledon
Batang
Batang lembut
Dikotiledon
Batang berkayu
Monokotiledon
Contoh
• Pokok herba
- jagung
- pisang
Dikotiledon
• Pokok, pokok renek
- betik
- keembung
Monokotiledon
Bilangan kotiledon
Satu
Dikotiledon
Dua
Monokotiledon
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Organisma Dan PengelasannyaTopik 3 Biodiversiti
Tumbuhan Berbunga
Monokotiledon
Urat selari
Dikotiledon
Urat
Urat jejala
Monokotiledon
Akar
SatuBilangan kotiledon
Monokotiledon
Dua
Dikotiledon
Urat selariUrat Urat jejala
Akar serabutAkar Akar tunjang
Berkas berselerakBerkas Berkas dalam bulatan
BatanglembutBatang Batang berkayu• Pokok herba
- jagung
- pisang
Contoh• Pokok, pokok renek
- betik
- keembung
ITeach – Science Form 2
Organisms And Their ClassificationTopic 3 Biodiversity
Non-Flowering PlantsNon-Flowering Plants
ConifersConifers
Have true roots, stems
Reproduced by seeds
Example- pine
- casuarina
FernsFerns MossesMosses AlgaeAlgae
StemStem
LeavesLeaves
RootsRoots
NO
NO
NONO
HabitatHabitatMoist and
shady places on land
Moist and shady places
on land
Moist and shady places
on land
Moist and shady places
on land
Water and moist places
on land
Water and moist places
on land
Reproduce by
Reproduce by sporespore sporespore binary fissionbinary fission
ExampleExample LeafLeaf Moss, liverworth
Moss, liverworth
Spirogyra, sea algaeSpirogyra, sea algae
With SeedsWith Seeds Without SeedsWithout Seeds
Spore capsule
Spore capsule
ITeach – Sains Tingkatan 2
Organisma Dan PengelasannyaTopik 3 Biodiversiti
Tumbuhan Tidak Berbunga
Tumbuhan Tidak Berbunga
KoniferKonifer
Mempunyai akar dan batang sebenarMembiak melalui biji benih dalam kon
Paku-pakisPaku-pakis LumutLumut AlgaAlga
BatangBatang
DaunDaun
AkarAkar
NO
NO
NONO
HabitatHabitat Lembap dan redup di daratLembap dan
redup di darat
Lembap dan redup di
darat
Lembap dan redup di
darat
Barair dan lembap di
darat
Barair dan lembap di
darat
Membiakmelalui
Membiakmelalui SporaSpora SporaSpora Belahan
deduaBelahan dedua
ContohContoh Pakis tandukrusa
Pakis tandukrusa
Lumut, lumut hati
Lumut, lumut hati
Spirogira, alga laut
Spirogira, alga laut
BerbijiBerbiji Tanpa bijiTanpa biji
Kapsul spora
Kapsul spora
Contoh- pokok pain
- pokok ru
ITeach – Science Form 2
Topic 3 Biodiversity
Source of air
Source of clean water
Source of food
Source of material
Source of medicine
Importance of
Biodiversity
Organisms And Their Classification
ITeach – Sains Tingkatan 2
Topik 3 Biodiversiti
Sumber udara
Sumber air bersih
Sumber makanan
Sumber bahan
Sumber ubat
Kepentingan Biodiversiti
Organisma Dan Pengelasannya
ITeach – Science Form 2
Topic 3 Biodiversity
Organisms And Their Classification
Maintaining Biodiversity
Conduct campaigns to create awareness
Enforce laws and legislation
Establish natural reserves
Exploit resources wisely
ITeach – Sains Tingkatan 2
Topik 3 Biodiversiti
Organisma Dan Pengelasannya
Mengekalkan Biodiversiti
Menganjurkan kempen kesedaran
Menguatkuasakan undang-undang
Mewujudkan hutan simpan
Menggunakan sumber semulajadi
dengan betul
The End
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