IPA KELAS 7 PENCEMARAN
Quiz
•
Science
•
7th Grade
•
Hard
fadhalfin mars
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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu zat yang menyebabkan pencemaran disebut … .
polusi
limbah
sampah
polutan
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pencemaran yang disebabkan oleh bakteri E. coli disebut … .
pencemaran kimiawi
pencemaran biologis
pencemaran fisik
pencemaran tanah
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Peristiwa masuknya zat atau komponen lainnya ke dalam lingkungan perairan sehingga mutu air terganggu disebut … .
pencemaran air
pencemaran tanah
pencemaran suara
pencemaran udara
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Penyakit Minamata di jepang disebabkan oleh … .
belerang
timbal
raksa
Cadmium
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bioremidiasi adalah penggunaan mikroorganisme untuk membersihkan pencemaran yang disebabkan oleh …
limbah pertanian
limbah minyak
limbah rumah tangga
limbah industry
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di suatu ekosistem perairan terdapat zooplankton, ikan kecil, ikan besar, dan fitoplankton, maka DDT akan terakumulasi pada… .
fitoplankton
ikan kecil
zooplankton
ikan besar
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Salah satu jenis gas yang dapat menyebabkan peritiwa efek rumah kaca adalah ...
Helium
CFC
Oksigen
H2S
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Adanya CO yang berlebih di udara dapat menimbulkan
pemanasan global
sesak nafas
hujan asam
berlubangnya ozon
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pengelolaan air salah satunya harus memenuhi syarat kimia, yaitu ….
pH air harus dalam kondisi normal
air bebas dari segala bakteri terutama bakteri phatogen
air dan tidak berasa dan suhunnya berada di bawah suhu di luarnya
air minum harus menggunakan zat tertentu dalam jumlah tertentu.
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