Alat Penjernihan Air (Prakarya)
Quiz
•
Other
•
8th Grade
•
Practice Problem
•
Medium
Ayu Renri Utari
Used 475+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Kondisi air pada saat ini sudah sangat memperihatinkan. Hal ini disebabkan terutama oleh....
polusi udara
polusi suara
polusi tanah
semakin bertambahnya jumlah penduduk
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Berikut yang bukan merupakan tujuan dari penjernihan air...
Menghilangkan gas-gas terlarut
Menghilangkan rasa yang tidak enak
Membasmi bakteri pathogen yang berbahaya
Menambah kadar karbondioksida dalam air
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Proses penjernihan air dengan cara mengisikan oksigen ke dalam air disebut dengan...
Pemurnian oksigen
Aerasi
Abrasi
Reboisasi
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Untuk membuat alat penjernih air dari bahan alami tidak dibutuhkan keterampilan sebagai berikut...
Memotong
Mengukir
Melubangi
Menyambung
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Pembuatan saringan air yang paling sederhana adalah dari bahan...
Kapas
Kain katun
Keramik
Arang
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Dibawah ini merupakan teknik pengendapan untuk proses penjernihan air, kecuali...
Biji kelor
Tawas
Kapur gamping
Saringan kapas
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Fungsi dari kapur gamping pada proses penjernihan air adalah...
Menaikkan pH air
Membunuh kuman, virus dan bakteri
Menghilangkan bau
Mengendapkan kotoran
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