Berapa tingkat oksigen terlarut (DO) minimum yang dibutuhkan untuk budidaya ikan?

Quiz Budidaya Ikan

Quiz
•
English
•
University
•
Easy
Dewi Suseno
Used 1+ times
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 4 pts
1-2 ppm
3-5 ppm
7-9 ppm
10-12 ppm
2.
MULTIPLE CHOICE QUESTION
5 sec • 4 pts
Berapa kisaran pH ideal untuk budidaya ikan?
4.0-5.0
5.5-6.0
6.5-8.5
9.0-10.0
3.
MULTIPLE CHOICE QUESTION
5 sec • 4 pts
Pada suhu berapa sebagian besar ikan air tawar tumbuh secara optimal?
15-20°C
25-32°C
35-40°C
40-45°C
4.
MULTIPLE CHOICE QUESTION
5 sec • 4 pts
What is the safe ammonia level for fish farming?
< 0.1 ppm
0.5-1.0 ppm
1.5-2.0 ppm
> 2.5 ppm
5.
MULTIPLE CHOICE QUESTION
5 sec • 4 pts
Persentase air berapa yang umumnya diganti dalam seminggu untuk kolam budidaya ikan intensif?
5-10%
10-30%
40-50%
60-70%
6.
MULTIPLE CHOICE QUESTION
5 sec • 4 pts
Apa yang ditunjukkan oleh air kehijauan di kolam?
Air tercemar
Kekurangan oksigen
Keberadaan plankton yang baik
Terlalu banyak kapur
7.
MULTIPLE CHOICE QUESTION
5 sec • 4 pts
Apa fungsi utama dari aerator dalam budidaya ikan?
Pendinginan air
Meningkatkan kadar oksigen
Membunuh bakteri
Menetapkan kotoran
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