
Pengembangan Akuakultur Ikan Lokal
Quiz
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Science
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University
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Practice Problem
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Medium
siska mellisa
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Pemijahan ikan biasanya dilakukan di tempat yang memiliki karakteristik berikut, kecuali
Air dengan kualitas baik
Suhu air yang stabil sesuai kebutuhan ikan
Tersedianya media pemijahan seperti substrat atau tanaman air
Kolam dengan aliran air yang sangat deras
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Faktor berikut ini dapat menghambat keberhasilan pemijahan ikan lokal, kecuali
Pencemaran air kolam
Kehadiran predator di kolam pemijahan
Pemberian pakan yang sesuai kebutuhan
Ketidaksesuaian suhu dan pH air
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Ciri-ciri induk ikan betok betina, kecuali
tubuh ramping dan panjang
tubuh gemuk dan lebar
warna agak gelap
sirip punggung lebih pendek
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Penetasan ikan sangat dipengaruhi oleh suhu air
Benar
Salah
5.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Peningkatan suhu air dapat menstimulasi sekresi enzim penetasan
Benar
Salah
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Berikut hormon yang dapat digunakan pada pemijahan ikan betok
kelenjar hipofisa
gonadotropin
ovaprim
benar semua
7.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Beberapa hal yang mempengaruhi proses inkubasi telur, kecuali
sirkulasi air
suhu
oksigen terlarut
pakan
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