Quiz PPL 11

Quiz PPL 11

University

20 Qs

quiz-placeholder

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Quiz PPL 11

Quiz PPL 11

Assessment

Quiz

Professional Development

University

Medium

Created by

Mahirullah, Kimia

Used 1+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Amoniak (NH3) dalam air permukaan dapat berasal dari sumber berikut, KECUALI:

Air seni

Tinja

Fotosintesis tanaman

Penguraian zat organik secara mikrobiologis

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pada pH rendah, amoniak (NH3) berubah menjadi senyawa:

Nitrat (NO3-)

Amonium (NH4+)

Nitrit (NO2-)

Oksigen terlarut (DO)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Syarat kadar amoniak untuk air minum adalah:

Nol mg/l

Di bawah 1 mg/l

5 mg/l

10 mg/l

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pada proses nitrifikasi, amonium (NH4+) diubah menjadi nitrit oleh bakteri:

Nitrobacter

Nitrosomonas

Pseudomonas

Achromobacter

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tahap kedua nitrifikasi melibatkan konversi:

Nitrat menjadi gas nitrogen

Nitrit menjadi nitrat

Amonium menjadi nitrit

Nitrogen menjadi amonia

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Denitrifikasi dilakukan oleh bakteri berikut, KECUALI:

Micrococcus

Bacillus

Nitrosomonas

Achromobacter

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pada proses nitrifikasi, pH optimal untuk bakteri Nitrosomonas adalah:

5,5 - 6,5

6,5 - 7,5

7,5 - 8,5

8,5 - 9,5

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