2. FIRST….. WRITE THIS DOWN!!
• EXPLAIN answers to how it happens
• DESCRIBE answers to what it is
• DEFINE short and specific answer is required
• NAME one or two words at the most
• LIST write the names or words from the
required category
4. ARTHROPODS FEATURES
• Animals with jointed legs but NO backbone
• Have a waterproof exoskeleton (dry land)
• It is the most abundant in nature.
• THERE ARE FOUR CLASSES OF ARTHROPODS
5. CLASS
ARACHNIDS CLASS
MYRIAPODS
PHYLUM
ARTHROPODS
CLASS
CRUSTACEANS CLASS
INSECTS
6. CRUSTACEANS CHARACTERISTICS
• ARTHROPODS WITH MORE THAN FOUR
PAIRS OF JOINTED LEGS
• BREATHE THROUGH GILLS
• NOT MILLIPEDES OR CENTIPEDES
EXAMPLES
• CRABS
• WOODLICE
• LOBSTERS
7. CLASS
ARACHNIDS CLASS
MYRIAPODS
PHYLUM
ARTHROPODS
CLASS
CRUSTACEANS CLASS
INSECTS
8. ARACHNIDS CHARACTERISTICS
• FOUR PAIRS JOINTED LEGS
• BREATHE THROUGH GILLS CALLEDBOOK
LUNGS
EXAMPLES
• SPIDERS
• SCORPIONS
• TICKS
9. CLASS
ARACHNIDS CLASS
MYRIAPODS
PHYLUM
ARTHROPODS
CLASS
CRUSTACEANS CLASS
INSECTS
17. CLASS
CLASS
FISH
BIRDS
PHYLUM
VERTEBRATES
CLASS
AMPHIBIANS
CLASS
MAMMALS CLASS
REPTILES
18. AMPHIBIANS CHARACTERISTICS
• MOIST SCALE-LESS SKIN
• EGGS LAID IN WATER, LARVA LIVES IN WATER
• ADULT OFTEN LIVES IN LAND
• LARVA HAS GILLS, ADULT HAS LUNGS
EXAMPLES
• FROGS
• TOADS
• SALAMANDERS
19. CLASS
CLASS
FISH
BIRDS
PHYLUM
VERTEBRATES
CLASS
AMPHIBIANS
CLASS
MAMMALS CLASS
REPTILES
21. CLASS
CLASS
FISH
BIRDS
PHYLUM
VERTEBRATES
CLASS
AMPHIBIANS
CLASS
MAMMALS CLASS
REPTILES
22. BIRDS CHARACTERISTICS
• HAVE FEATHERS
• FORELIMBS BECAME WINGS
• LAY EGGS WITH HARD SHELLS
• HOMEOTHERMIC
• HAVE A BEAK
EXAMPLES
• YOU NAME IT!
23. CLASS
CLASS
FISH
BIRDS
PHYLUM
VERTEBRATES
CLASS
AMPHIBIANS
CLASS
MAMMALS CLASS
REPTILES
24. MAMMALS CHARACTERISTICS
• HAVE HAIR, PLACENTA, DIAPHRAGM, HEART
WITH 4 CHAMBERS.
• DIFFERENT TYPE OF TEETH (INCISORS, CANINES,
PREMOLARS,MOLARS)
• CEREBRAL HEMISPHERES WELL DEVELOPED
EXAMPLES
• HUMANS
• COWS
• TIGERS
25. ARTHROPODS
VERTEBRATES
ANIMALIA
MOLLUSKS
NEMATODES
ANNELIDS
26. CHARACTERISTICS:
THEY ARE WORMS MADE
WITH RING-LIKE SEGMENTS
MOST LIVE IN WATER, SOME
IN SOIL
PHYLUM
ANNELIDS
27. ARTHROPODS
VERTEBRATES
ANIMALIA
MOLLUSKS
NEMATODES
ANNELIDS
28. CHARACTERISTICS:
.UNSEGMENTED
BODIES
.MAY HAVE SHELL
PHYLUM
MOLLUSCS
29. ARTHROPODS
VERTEBRATES
ANIMALIA
MOLLUSKS
NEMATODES
ANNELIDS
30. CHARACTERISTICS:
.WORMS BUT BODY IS NOT
DIVIDED INTO SEGMENTS
.USUALLY WHITE, LONG
AND THIN
MANY LOIVE IN SOIL, BUT
HAVE MANY HABITATS
PHYLUM
NEMATODES