Biologi Kenekaragaman Hayati

LEMBAR KERJA SISWA 
Vermes
Standar Kompetensi      : 3. Memahami manfaat keanekaragaman Hayati .
Kompetensi Dasar          3.4 Mendeskripsikan ciri-ciri filum dalam dunia Hewan dan peranannya
                                                 bagi kehidupan

Jawablah pertanyaan dibawah ini dengan benar !


1. Tuliskan ciri –ciri umum dari Platyhelminthes 
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2. Tuliskan 3 kelas yang termasuk phylum platyhelminthes. Berikan contoh masing-
   masing
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3. Perhatikan daur hidup Fasciola hepatica berikut ini. Jelaskan



4. Perhatikan daur hidup cacing pita babi ( Taenia solium ) dibawah ini . Jelaskan 
   
   




    5. Tuliskan ciri-ciri umum Nemathelminthes
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6. Lengkapi tabel  dibawah ini
   
No.    Nama cacing    Nama spesies    inang
1.      Cacing perut     ...............................
2.      Cacing kremi
3.      Cacing filaria    ........................................
4.      Ancylostoma duodenale.......................................


    7. Buatlah siklus hidup cacing perut ( Ascaris lumbricoides ) dan jelaskan !
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8. Jelaskan siklus hidup cacing tambang ( Ankilostoma duodenale )
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9.  Perhatikan dan lengkapi bagan  dibawah ini
                                               
                                             1. Oligochaeta   contoh  .........................                 
     
                                                                                   1....................
          Annelida          2. Polychaeta   contoh   2.....................
                                                                                    3.......................

                                                                                   1........................
                  3. Hirudinae   contoh     2........................       
                                      3    ,.....................
   
                Isilah titik-titik dibawah ini dengan tepat !
   
    1. Telur yang fertil pada Fasciola hepatica dapat mencapai tempat yang basah dan  
                   menetas menjadi larva yang bersilia disebut .....................
    2. Trematoda dapat menjadi parasit pada manusia melalui inang perantara ikan dan
                   keong adalah.....
    3.  Cestoda mempunyai alat hisap yang disebut .........
    4.  Larva cacing pita pada usus babi disebut........
    5.  Nemathelminthes yang larvanya menembus kaki manusia adalah,..............
    6.  Cacing yang berperan untuk membantu menyuburkan atanah adalah ..........  termasuk
                    kelas ....
    7  Annelida yang mempunyai zat anti koagulan adalah..........
    8. Klitelium pada Oligochaeta berfungsi untuk ..........
     9. Peranan annelida adalah ...................