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Selasa, 11 September 2012

LKS Virus

LEMBAR KERJA SISWA

Judul             ; Struktur tubuh virus
Tujuan         : Memahami struktur tubuh virus
Metode        : Pengamatan dan diskusi
Waktu            : 2 x 45 menit
Cara Kerja :
1.  Buatlah  gambar struktur tubuh virus bakteriofage pada kotak  dibawah ini!
                                                                                 Keterangan
                                                                        1..........................................
                                                                        2...........................................
                                                                        3.............................................
                                                                        4................................................
                                                                        5................................................
                                                                        6.............................................

2.Diskusikan dengan anggota kelompokmu untuk menjawab pertanyaan dibawah ini !
   a. Berfungsi untuk apa serabut ekor ?
       ...............................................................................................................................
    b. Pada kepala virus terdapat apa saja ? Sebutkan !
        ..............................................................................................................................
        ..............................................................................................................................
    c. Tuliskan bentuk-bentuk tubuh virus !
         ................................................................................................................................
         ...............................................................................................................................
     d. Ukuran tubuh virus dapat dilihat dengan ..............................................................
     e.  Kapsid virus terbentuk oleh ................................................................................
     f.  Tuliskan 4 contoh virus DNA dengan penyakit yang ditimbulkannya !
          ............................................................................................................................
          ............................................................................................................................
      g. Tuliskan 5 contoh virus yang berbahan genetik RNA dengan penyakit yang
          ditimbulkannya !
           ...........................................................................................................................
         ............................................................................................................................
          ...........................................................................................................................
3. Tuliskan ciri-ciri dari virus !
    ...................................................................................................................................
    ..................................................................................................................................
     .................................................................................................................................
LEMBAR KERJA SISWA

Judul            : Reproduksi virus
Tujuan            : Memahami reproduksi virus
Metode        : Diskusi informasi
Waktu            : 2 X 45 menit
Cara Kerja     :
1. Diskusikan dengan anggota kelompokmu untuk mengisi tabel dibawah ini !
Nama Fase    Gambar    Terjadi proses ..
a.................................
d...................................
g...................................
j......................................
m..................................    b.................................
e..................................
h................................
k..............................
n..............................    c.......................................
f.......................................
i.......................................
l.........................................
o.........................................

Pertanyaan :
1. Mengapa terjadi pemecahan sel inang pada replikasi virus ?
 ...................................................................................................................................
2. Tuliskan urutan daur hidup virus bakteriofage ! Jelaskan
    ..................................................................................................................................
   ....................................................................................................................................
   ....................................................................................................................................
3. Jelaskan 2 cara reproduksi pada virus !
    ..................................................................................................................................
    .....................................................................................................................................
   ......................................................................................................................................
   .....................................................................................................................................
  .......................................................................................................................................
4. Tuliskan macam –macam virus dengan penyakit yang ditimbulkannya !
    ...................................................................................................................................
    ...................................................................................................................................
   .....................................................................................................................................
   .....................................................................................................................................
   ....................................................................................................................................
5. Jelaskan 3 peranan virus yang menguntungkan !
   ................................................................................................................................
   .................................................................................................................................
   ...............................................................................................................................

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