LEMBAR KERJA SISWA
ARTHROPODA
Standar Kompetensi : 3. Memahami manfaat keanekaragaman hayati
Kompetensi Dasar : 3.4 Mendeskripsikan ciri-ciri filum dalam dunia Hewan dan peranannya bagi
kehidupan
Tujuan : Mengamati contoh hewan arthropoda
: Membedakan ciri-ciri masing-masing kelas Arthropoda
Bahan dan alat : Belalang atau kecoa - Udang
: Laba-laba atau kalajengking - Kelabang
: Larutan formalin 1 % - Lup
: Pinset - Cawan petri
Cara kerja
1. Kumpulkan hewan contoh yang akan diamati kemudian rendam dalam larutan formalin.
2. Amati pembagian tubuh tiap hewan contoh ( kepala, dada dan perut ).
3. Amati organ-organ tubuh yang dimiliki hewan tersebut.
4. Gambar masing-masing hewan contoh dan beri nama bagian-bagian tubuhnya.
5. Perbesar gambar pada bagian tubuh yang dianggap penting
6. Isikan hasil pengamatan anda pada tabel
Gambar hasil pengamatan
Pertanyaan
1. Belalang, udang, laba/laba?kalajengking dan kelabang merupakan anggota filum arthropoda.
berdasarkan hasil pengamatan anda, jelaskan persamaan ciri-ciri yang dimiliki keempat hewan
tersebut.
.Ya merupakan kelas arthropoda,persamaan ciri yg bisa dilihat yaitu
.....................................................................................................................................................
.....................................................................................................................................................
....................................................................................................................................................
2. Belalang, udang, laba-laba/ kalajengking dan kelabang mewakili 4 kelas arthropoda yang ber-
beda. Berdasarkan hasil pengamatan anda, identifikasikan ciri-ciri keempat kelas tersebut.
a. Belalang
* Kelas :............................................................
* Ciri-ciri : ..................................................................................................................
.................................................................................................................
.................................................................................................................
..................................................................................................................
................................................................................................................
b. Udang
* Kelas : ................................................................................................................
* Ciri-ciri : ...............................................................................................................
: ..............................................................................................................
: ...............................................................................................................
: ...............................................................................................................
: ...............................................................................................................
c. Laba-laba/ kalajengking
* Kelas : ..............................................................................................................
* Ciri-ciri : ..............................................................................................................
.............................................................................................................
..............................................................................................................
.............................................................................................................
.............................................................................................................
d. Kelabang
* Kelas : ................................................................................................................
* Ciri-ciri ........... .................................................................................................
.................................................................................................................
...............................................................................................................
...............................................................................................................
Pertanyaan
1. Tuliskan dengan contoh 4 kelas yang termasuk kedalam filum arthropoda
...............................................................................................................................................
.................................................................................................................................................
2. Tuliskan peranan dari arthropoda yang menguntungkan dan merugikan
.............................................................................................................................................................................................................................................................................................................
3. Jelaskan pengertian kata-kata dibawah ini !
a. kelisera .........................................................................................................................
b. pedipalpus ...................................................................................................................
c. spineret .......................................................................................................................
d. keliped .........................................................................................................................
e. karapaks .........................................................................................................................
.
LEMBAR KERJA SISWA
MENGAMATI MOLLUSCA
Standar Kompetensi : 3. Memahami prinsip-prinsip pengelompokkan makhluk hidup.
Kompetensi Dasar : 3.4 Mendeskripsikan ciri-ciri filum dalam dunia Hewan dan peranannya
bagi kehidupan
Tujuan : Mengenal contoh-contoh hewan mollusca
: Membedakan ciri-ciri kelas dari filum mollusca
: Mengamati cara pergerakan bekicot
Bahan dan alat : - Cumi-cumi - Lup
: - Kerang - Pinset
: - Bekicot _ Cawan petri
Cara Kerja
A. Pengamatan sruktur tubuh hewan Mollusca
1. Kumpulkan hewan contoh yang akan diamati kemudian letakkan hewan tersebut diatas
papan bedah
2. Amati bagian tubuh hewan contoh terutama bagian cangkang dan alat geraknya.
3. Gambar masing-masing hewan contoh tersebut dan beri nama bagian-bagian tubuhnya.
4. Perbesar gambar pada bagian tubuh hewan yang dianggap penting
5. Isikan hasil pengamatan anda pada tabel
B. Pengamatan gerak bekicot
1. Letakkan bekicot di atas kaca. Tunggu sampai bekicot mengeluarkan tubuhnya dan
mulai bergerak
2. Dari bawah kaca, amati cara bekicot teersebut bergerak
Hasil Pengamatan
Pengamatan ciri tubuh hewan Mollusca
Ciri-ciri Bekicot Cumi-cumi Kerang
Cangkang
Alat gerak
Lain-lain
Gambar hasil pengamatan dan tuliskan bagian-bagiannya
Pertanyaan
1. Bekicot cumi-cumi dan kerang merupakan contoh anggota filum Mollusca. Identifikasi persamaan
ketiga hewan tersebut berdasarkan hasil pengamatan anda.
...................................................................................................................................................
..................................................................................................................................................
..................................................................................................................................................
..................................................................................................................................................
..................................................................................................................................................
2. Bila ketiga jenis hewan tersebut mewakili kelas Mollusca yang berbeda, sebutkan kelas hewan
tersebut dan identifikasikan ciri-ciri masing-masing kelas berdasakan hasil pengamatan anda.
....................................................................................................................................................
...................................................................................................................................................
.................................................................................................................................................
.....................................................................................................................................................
...................................................................................................................................................
3. Salah satu ciri molluska adalah cangkang, apakah cumi-cumi memiliki cangkang ? Jelaskan
jawaban anda ?
................................................................................................................................................
...............................................................................................................................................
...............................................................................................................................................
...............................................................................................................................................
.
4. Tuliskan dengan contoh peranan molluska yang menguntungkan dan merugikan !
................................................................................................................................................
................................................................................................................................................
................................................................................................................................................
................................................................................................................................................
5. Tuliskan fungsi masing-masing bagian pada tubuh hewan molluska yang anda amati
................................................................................................................................................
................................................................................................................................................
.................................................................................................................................................
...............................................................................................................................................
...............................................................................................................................................
ARTHROPODA
Standar Kompetensi : 3. Memahami manfaat keanekaragaman hayati
Kompetensi Dasar : 3.4 Mendeskripsikan ciri-ciri filum dalam dunia Hewan dan peranannya bagi
kehidupan
Tujuan : Mengamati contoh hewan arthropoda
: Membedakan ciri-ciri masing-masing kelas Arthropoda
Bahan dan alat : Belalang atau kecoa - Udang
: Laba-laba atau kalajengking - Kelabang
: Larutan formalin 1 % - Lup
: Pinset - Cawan petri
Cara kerja
1. Kumpulkan hewan contoh yang akan diamati kemudian rendam dalam larutan formalin.
2. Amati pembagian tubuh tiap hewan contoh ( kepala, dada dan perut ).
3. Amati organ-organ tubuh yang dimiliki hewan tersebut.
4. Gambar masing-masing hewan contoh dan beri nama bagian-bagian tubuhnya.
5. Perbesar gambar pada bagian tubuh yang dianggap penting
6. Isikan hasil pengamatan anda pada tabel
Gambar hasil pengamatan
Pertanyaan
1. Belalang, udang, laba/laba?kalajengking dan kelabang merupakan anggota filum arthropoda.
berdasarkan hasil pengamatan anda, jelaskan persamaan ciri-ciri yang dimiliki keempat hewan
tersebut.
.Ya merupakan kelas arthropoda,persamaan ciri yg bisa dilihat yaitu
.....................................................................................................................................................
.....................................................................................................................................................
....................................................................................................................................................
2. Belalang, udang, laba-laba/ kalajengking dan kelabang mewakili 4 kelas arthropoda yang ber-
beda. Berdasarkan hasil pengamatan anda, identifikasikan ciri-ciri keempat kelas tersebut.
a. Belalang
* Kelas :............................................................
* Ciri-ciri : ..................................................................................................................
.................................................................................................................
.................................................................................................................
..................................................................................................................
................................................................................................................
b. Udang
* Kelas : ................................................................................................................
* Ciri-ciri : ...............................................................................................................
: ..............................................................................................................
: ...............................................................................................................
: ...............................................................................................................
: ...............................................................................................................
c. Laba-laba/ kalajengking
* Kelas : ..............................................................................................................
* Ciri-ciri : ..............................................................................................................
.............................................................................................................
..............................................................................................................
.............................................................................................................
.............................................................................................................
d. Kelabang
* Kelas : ................................................................................................................
* Ciri-ciri ........... .................................................................................................
.................................................................................................................
...............................................................................................................
...............................................................................................................
Pertanyaan
1. Tuliskan dengan contoh 4 kelas yang termasuk kedalam filum arthropoda
...............................................................................................................................................
.................................................................................................................................................
2. Tuliskan peranan dari arthropoda yang menguntungkan dan merugikan
.............................................................................................................................................................................................................................................................................................................
3. Jelaskan pengertian kata-kata dibawah ini !
a. kelisera .........................................................................................................................
b. pedipalpus ...................................................................................................................
c. spineret .......................................................................................................................
d. keliped .........................................................................................................................
e. karapaks .........................................................................................................................
.
LEMBAR KERJA SISWA
MENGAMATI MOLLUSCA
Standar Kompetensi : 3. Memahami prinsip-prinsip pengelompokkan makhluk hidup.
Kompetensi Dasar : 3.4 Mendeskripsikan ciri-ciri filum dalam dunia Hewan dan peranannya
bagi kehidupan
Tujuan : Mengenal contoh-contoh hewan mollusca
: Membedakan ciri-ciri kelas dari filum mollusca
: Mengamati cara pergerakan bekicot
Bahan dan alat : - Cumi-cumi - Lup
: - Kerang - Pinset
: - Bekicot _ Cawan petri
Cara Kerja
A. Pengamatan sruktur tubuh hewan Mollusca
1. Kumpulkan hewan contoh yang akan diamati kemudian letakkan hewan tersebut diatas
papan bedah
2. Amati bagian tubuh hewan contoh terutama bagian cangkang dan alat geraknya.
3. Gambar masing-masing hewan contoh tersebut dan beri nama bagian-bagian tubuhnya.
4. Perbesar gambar pada bagian tubuh hewan yang dianggap penting
5. Isikan hasil pengamatan anda pada tabel
B. Pengamatan gerak bekicot
1. Letakkan bekicot di atas kaca. Tunggu sampai bekicot mengeluarkan tubuhnya dan
mulai bergerak
2. Dari bawah kaca, amati cara bekicot teersebut bergerak
Hasil Pengamatan
Pengamatan ciri tubuh hewan Mollusca
Ciri-ciri Bekicot Cumi-cumi Kerang
Cangkang
Alat gerak
Lain-lain
Gambar hasil pengamatan dan tuliskan bagian-bagiannya
Pertanyaan
1. Bekicot cumi-cumi dan kerang merupakan contoh anggota filum Mollusca. Identifikasi persamaan
ketiga hewan tersebut berdasarkan hasil pengamatan anda.
...................................................................................................................................................
..................................................................................................................................................
..................................................................................................................................................
..................................................................................................................................................
..................................................................................................................................................
2. Bila ketiga jenis hewan tersebut mewakili kelas Mollusca yang berbeda, sebutkan kelas hewan
tersebut dan identifikasikan ciri-ciri masing-masing kelas berdasakan hasil pengamatan anda.
....................................................................................................................................................
...................................................................................................................................................
.................................................................................................................................................
.....................................................................................................................................................
...................................................................................................................................................
3. Salah satu ciri molluska adalah cangkang, apakah cumi-cumi memiliki cangkang ? Jelaskan
jawaban anda ?
................................................................................................................................................
...............................................................................................................................................
...............................................................................................................................................
...............................................................................................................................................
.
4. Tuliskan dengan contoh peranan molluska yang menguntungkan dan merugikan !
................................................................................................................................................
................................................................................................................................................
................................................................................................................................................
................................................................................................................................................
5. Tuliskan fungsi masing-masing bagian pada tubuh hewan molluska yang anda amati
................................................................................................................................................
................................................................................................................................................
.................................................................................................................................................
...............................................................................................................................................
...............................................................................................................................................
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