if you want to be a champion in the kingdom Animalia, then it is best for you .
this slide show covers all important features , characteristics of organisms under kingdom animalia
Size: 1.68 MB
Language: en
Added: Sep 22, 2020
Slides: 25 pages
Slide Content
ANIMAL KINGDOM -CLASS 11 BY – SAKSHI RAWAT
BASIS OF CLASSIFING ORGANISMS LEVEL OF ORGANISATION PRESENCE OF COELEM TYPE OF SYMMETRY PRESENCE OF NOTOCHORD SEGMENTATIONS
PHYLUM – PORIFERA BASIC CHARACTERISTICS ; ACOELOMATES ASYMMETRICAL CELLULAR LEVEL OF ORGANISATION FOUND IN MARINE AND ACQUATIC HABITAT FERTILISATION IS EXTERNAL AND INDIRECT FEATURES ; THERE ARE TINY PORES IN THE BODY CALLED OSTILIA THE CENTRAL CAVITY WHERE WATER REACHES THROUGH PORES IS SPONGOCOEL . THE PATHWAY THROUGH WHICH THIS WATER COMES OUT IS CALLED OSCULLUM
2 . PORIFERANS POSSESS WATER VASCULAR SYSTEM ; THIS WATER HELPS IN RESIRATORY EXCHANGE, TRANSPORT OF FOOD AND REMOVAL OF WASTE . 3. SKELETON IS MADE OF UP SPICULES 4. SEXUAL REPRODUCTION BY GAMETES AND ASEXUAL BY FRAGMENTATION DIGESTION IS INTRACELLULAR EXAMPLES ; EUSPONGILLA , SYCON , SPONGILLA
PHYLUM – COELENTERATA (CNIDARIA) BASICS CHARACTERISTICS ; ACOELOMATES RADIAL SYMMETRY TISSUE LEVEL OF ORGANISATION DIPLOBLASTIC THEY ARE MOSTLE MARINE AND ACQUATIC THEY CAN BE SESSILE OR FREE LIVING NAME DERIVED FROM CNIDOBLAST AND CNIDOCYSTS
FEATURES THEY EXISTS IN TWO FORMS POLP AND MEDUSA THEY SHOWS ALTERNATION OF GENERATIONS BY THE PROCESS OF METAGENESIS POLYP REPRODUCES ASEXUALLY TO FORM MEDUSA AND MEDUSA REPRODUCES SEXUALLY TO FORM POLYP THEY HAVE CENTRAL GASTRO VASCULAR CAVITY DIGESTION IS INTRACELLULAR AS WELL AS EXTRACELLULAR
PHYLUM- CTENOPHORA THEY ARE COMMONLY KNOWN AS SEA WALNUTS AND COMB JELLIES DIPLOBLASTIC TISSUE LEVEL OF ORGANISATION RADIAL SYMMETRY ACOELOMATES COMMONLY MARINE THEY HAVE 8 EXTERNAL ROWS OF CILLIATED COMB PLATES THAT HELP IN LOCOMOTION ONLY SEXUAL REPRODUCTION TAKE PLACE HERE DIGESTION IS INTRACELLELAR AND EXTRACELLULAR THEY EXHIBITS ( PROPERTY OF EMITTING OWN LIGHT )
EXAMPLES OF CTENOPHORA – CTENOPLANA AND PLUEROBRACIA
PHYLUM- PLATYHELMINTHES THEY ARE KNOWN AS FLAT WORM AS THEY HAVE DORSOVENTRICALLY FLATTENED BODY BILATERAL SYMMETRY ACOELOMATES ORGAN SYSTEM LEVEL OF ORGANISATION TRIPLOBLASTIC THEY ARE HEMOPHRODITE THESE ORGANISIMS HAVE SPECIALISED CELLS CALLED FLAME CELL THAT HEPLS IN OSMOREGULATION AND EXCRETION DIGESTION IS INCOMPLETE FERTILIZATION IS INTERNAL . DO NOT HAVE SEGMENTED BODY EXCEPT TAPEWORM EXAMPLES – TAPEWORM , LIVER FLUKE
PHYLUM – ASCHELMINTHES THESE ORGANISMS ARE KNOWN AS ROUND WORMS AS THEY HAVE CIRCULAR CROSS SECTION TRIPLOBLASTIC THEY CAN BE FREE LIVING ,TERRESTRIAL AND ACQUATIC PSEUDOCOELOMATES ORGAN SYSTEM LEVEL OF ORGANISATION BILATERAL SYMMETRY THEY ARE DIOCIOUS FEMALE BODY IS GENERALLY LONGER THAN MALE BODY THEY HAVE EXCRETORY TUBE FOR EXCRETION REPRODUCTION IS SEXUAL ONLY ALIMENTARY CANAL IS COMPLETE WITH MUSCULAR PHARYNX FERTILISATION IS INTERNAL AND DEVELOPMENT IS DIRECT
PHYLUM – ANNELIDA TRIPLOBLASTIC ORGAN SYSTEM LEVEL OF ORGANISATION COELOMATES BILATERAL SYMMETRY THEY HAVE SEGMENTED BODY AQUATIC ANNELIDS LIKE NERIES HAVE PARAPODIA FOR LOCOMOTION ANNELIDS HAVE CIRCULAR AND LONGITUDNAL MUSCLE FOR LOCOMOTION CAN BE MONOCIOUS LIKE EARTHWORM AND DIOCIOUS LIKE NERIES THEY CAN BE ACQUATIC, MARINE OR TERRESTRIAL THESE ORGANISMS HAVE NEPHRIDIA FOR OSMOREGULATION AND EXCRETION
EXAMPLES OF ANNELIDS : EARTHWORM(PHERETIMA ), NERIES , LEECH(HIRUDINARIA)
PHYLUM- ARTHROPODA IT IS LARGEST PHYLUM TRIPLOBLASTIC ORGAN SYSTEM LEVEL OF ORGANISATION BILATERAL SYMMETRY COELOMATES THEY ARE COSMOPOLITANS THE BODY IS DICIDED INTO HEAD, THORAX AND ABDOMEN
SENSORY ORGANS ARE ANTENNAE , SIMPLE OR COMPOUND EYES AND STATOSYTS EXRETION THROUGH MALPIGHIAN TUBE THEY ARE MOSTLY DIOECIOUS THESE ORGANISMS HAVE JOINTED LEGS DEVELOPMENT CAN BE DIRECT OR INDIRECT OPEN CIRCULATORY SYSTEM RESPIRATORY ORGANS ARE GILLS , BOOK GILLS , BOOK LUNGS AND TRACHEAL SYSTEM
EXAMPLES OF ORGANISMS UNDER ARTHROPODA – LOCUST , COCKROACH , HONEY BEE , SILKWORM
PHYLUM- MOLLUSCA THIS IS SECOND LARGEST PHYLUM TRIPLOBLASTIC ORGAN SYSTEM LEVEL OF ORGANISATION COELOMATES BILATERAL SYMMETRY THESE ORGANISMS HAVE INNER SOFT BODY BUT OUTER HARD BODY BODY IS DIVIDED INTO MUSCULAR FOOT , VISCERAL HUMP AND MUSCULAR FOOT HEAD HAS TANTACLES THESE ARE DIOECIOUS FILE LIKE RASPING ORGAN CALLED RADULES ARE PRESENT
EXAMPLES OF MOLLUSCANS ; OCTOPUS , PILE , CEPHALOPODS AND CUTTLEFISHES .
PHYLUM – ECHINODERMATA KNOWN AS ECHINODERMATA AS THEIR ENDO SKELETON IS MADE UP OF CALCAREOUS OSSICLES TRIPLOBLASTIC ORGAN SYSTEM LEVEL OF ORGANISATION COELOMATES BILATERAL SYMMETRY AT LARVAL STAGE AND RADIAL SYMMETRY AT ADULT STAGE HEAD IS ABSENT EXCRETORY ORGAN IS ABSENT PRESENCE OF WATER VASCULAR SYSTEM DIOECIOUS EXAMPLES ; STARFISH ( ASTERIAS) , OPHIURA
PHYLUM – HEMICHORDATA TRIPLOBLASTIC ORGAN SYSTEM LEVEL OF ORGANISATION BILATERAL SYMMETRY COELOMATES PRESENCE OF NOTOCHORD AT SOME STAGES OF LIFE THE BODY IS DIVIDED INTO PROBOSCIS , A COLLAR AND A TRUNK EXCRETION THROUGH PROBOSCIS GLAND THEY ARE DIOECIOUS THEY HAVE CYLINDRICAL BODY EXAMPLE- BALANOGLOSSUS
PHYLUM – CHORDATA COLOMATES TRIPLOBLASTIC ORGAN SYSTEM LEVEL OF ORGANISATION BILATERAL SYMMETRY HEART IS VENTRAL CNS IS DORSAL, HOLLOW AND SINGLE CHORDATES HAVE POST ANAL TAIL NOTOCHORD IS PRESENT PRESENCE OF PAIRED PHYRANGEAL GILL SLITS
CHORDATES HAVE 3 SUB PHYL LUM; UROCHORDATA : NOTOCHORD IS PRESENT AT LARVAL STAGE HERMOPHRODITE CEPHALOCHORDATA ; NOTOCHORD IS PRESENT ALL OVER THE LIFE THEY ARE DIOECIOUS VERTEBRATA ; NOTOCHORD AT EMBRYONIC STAGE AND VERTEBRAL COLUMN AT ADULT STAGE