LEMBAR KERJA (LAPORAN) PRAKTIKUM
IPA DI SD PDGK4107 MODUL 2
EKOSISTEM
A. KEGIATAN PRAKTIKUM 1 : EKOSISTEM 1. Judul Percobaan : Ekosistem Darat
a. Hasil Pengamatan
No. Komponen Abiotik Kondisi/ keadaan
1 2 3 4 5
No. Jenis Tumbuhan Jenis Hewan Pengurai
1 2 3 4 5
No. Komponen Abiotik Kondisi/ keadaan
1 2 3 4 5
Tabel 2.1.
Komponen abiotik ekosistem darat alami
Gambar 2.1.
Abiotik ekosistem darat alami
Tabel 2.2.
Komponen biotik ekosistem darat alami
Gambar 2.2.
Biotik ekosistem darat alami
Tabel 2.3.
No. Jenis Tumbuhan Jenis Hewan Pengurai
b. Pembahasan
______________________________________________________________________________
c. Kesimpulan
______________________________________________________________________________ d. Jawaban pertanyaan
______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________
Tabel 2.4.
Komponen biotik ekosistem darat buatan
Gambar 2.4.
______________________________________________________________________________ ______________________________________________________________________________
2. Judul percobaan : Ekosistem Perairan
a. Hasil Pengamatan
No Komponen abiotik Kondsi/keadaan
1 2 3 4 5
N
o Jenis tumbuhan Jenis hewan Pengurai
1 2 3 4 5
b. Pembahasan
______________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________
___________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ c. Kesimpulan
______________________________________________________________________________ ______________________________________________________________________________
Tabel 2.5.
Komponen abiotik ekosistem perairan
Gambar 2.5.
Komponen abiotik ekosistem perairan
Tabel 2.6.
Komponen biotik ekosistem perairan
Gambar 2.6.
______________________________________________________________________________ ______________________________________________________________________________ d. Jawaban pertanyaan
______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________
3. Judul percobaan : Rantai makanan, jarring-jaring makanan, dan piramida ekologi
a. Hasil pengamatan 1) Ekosistem darat
Rantai makanan 1:
Rantai makanan 2:
Rantai makanan 3:
No 1 2Tingkat trofik3 4 Pengurai
1 2 3 4 5 6 7 8 9 10
Gambar 2.7.
Bagan jarring-jaring makanan pada ekosistem darat
Tabel 2.7.
2) Ekosistem perairan Rantai makanan 1 : Rantai makanan 2 :
Rantai makanan 3 :
No. Tingkat trofik Pengurai
1 2 3 4
1 2 3 4 5 6 7 8
Gambar 2.8.
Bagan piramida ekologi pada ekosistem darat
Gambar 2.9.
Bagan rantai makanan pada ekosistem perairan
Gambar 2.10.
Bagan jarring-jaring makanan pada ekosistem perairan
Tabel 2.8.
9 10
b. Pembahasan
______________________________________________________________________________ a) __________________________________________________________________________ b)
__________________________________________________________________________ c. Kesimpulan
______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ d. Jawaban pertanyaan
1) _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________
2)
_________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________B. KEGIATAN PRAKTIKUM 2 : PENCEMARAN LINGKUNGAN
1. Judul Percobaan : Pengaruh deterjen terhadap pertumbuhan akar bawang merah
a. Hasil pengamatan
No Konsentrasi Rata-rata panjang akar 1 G (%) 1
2 3 4
Gambar 2.11.
Bagan piramida ekologi pada ekosistem perairan
Tabel 2.9.
5 6 7
b. Pembahasan
__________________________________________________________________________
c. Kesimpulan
__________________________________________________________________________
d. Jawaban pertanyaan
1) _______________________________________________________________________ _______________________________________________________________________
2. Judul percobaan : Pengaruh deterjen terhadap perkecambahan
a. Hasil pengamtan
No.
Konsentrasi larutan deterjen Hari ke-1 (24)
100% 50% 25% 12,5% 6,25% 3,1% Kontrol
1
Grafik 2.1.
Grafik hambatan pertumbuhan akar bawang merah
Tabel 2.10.
5 6 7 8 9 10 Jumlah Rata-rata
No.
Konsentrasi larutan deterjen Hari ke-2 (24 jam)
100% 50% 25% 12,5% 6,25% 3,1% Kontrol
1 2 3 4 5 6 7 8 9 10 Jumlah Rata-rata
b. Pembahasan
__________________________________________________________________________ __________________________________________________________________________ __
1.
________________________________________________________________________ 2.
________________________________________________________________________ 3.
________________________________________________________________________ Panjang kecambah kacang hijau
Konsentrasi Grafik 2.2.
4.
________________________________________________________________________ c. Kesimpulan
__________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ __________________________________________________________________________ _____
d. Jawaban pertanyaan
1) _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________
