Postest 2 BAB Bioteknologi

Quiz
•
Science
•
9th Grade
•
Hard
Wiendy Pembelajar
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bioteknologi dalam pembuatan yoghurt termasuk dalam jenis bioteknologi…
Pertanian
Peternakan
Pengolahan pangan
Energi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bahan utama yang digunakan dalam pembuatan yoghurt adalah…
Air dan tepung
Susu cair dan starter yoghurt
Keju dan garam
Minyak dan mentega
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mikroorganisme yang digunakan sebagai starter dalam pembuatan yoghurt adalah…
Rhizopus oligosporus
Saccharomyces cerevisiae
Lactobacillus bulgaricus dan Streptococcus thermophilus
Escherichia coli
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapa susu perlu dipanaskan hingga ±80°C sebelum ditambahkan starter yoghurt?
Supaya cepat matang
Untuk membunuh mikroorganisme pengganggu
Agar lebih manis
Agar lebih encer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suhu susu harus diturunkan ke ±40°C sebelum menambahkan starter yoghurt karena…
Bakteri hanya hidup pada suhu beku
Suhu tinggi akan membunuh bakteri starter
Yoghurt tidak akan berubah warna
Rasa asam lebih kuat di suhu dingin
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alat yang digunakan untuk menutup wadah fermentasi adalah…
Plastik dan koran
Tutup botol dan isolasi
Kain atau handuk
Piring dan sendok
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa peran mikroorganisme dalam pembuatan yoghurt?
Mengubah lemak menjadi protein
Mengubah air menjadi susu
Mengubah laktosa menjadi asam laktat
Mengubah protein menjadi gula
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