
quiz Farmakognosi
Quiz
•
Health Sciences
•
University
•
Practice Problem
•
Easy
Ema Hermawati
Used 1+ times
FREE Resource
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Apa tujuan utama dari metode ekstraksi dalam farmasi?
Mengurangi kadar air
menarik senyawa aktif
Menurunkan pH larutan
Meningkatkan kelarutan air
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Proses ekstraksi melibatkan …
Kristalisasi dan sublimasi
Pelarutan dan pemisahan
Pemanasan dan pendinginan
Penguapan dan pembakaran
Pencampuran dan fermentasi
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Pelarut paling umum digunakan dalam ekstraksi senyawa polar adalah …
Benzena
Etanol
Kloroform
Eter
Aseton
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Pelarut harus memiliki sifat berikut, kecuali …
Mudah menguap
Stabil secara kimia
Menyebabkan reaksi kimia pada senyawa aktif
Mampu melarutkan senyawa target
Tidak beracun
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Yang bukan kriteria pemilihan pelarut adalah …
Harga pelarut
Toksisitas pelarut
Warna pelarut
Kelarutan senyawa aktif
Stabilitas pelarut
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Keuntungan metode maserasi adalah …
Cepat dan efisien
Cocok untuk senyawa tidak tahan panas
Membutuhkan sedikit pelarut
Menggunakan suhu tinggi
Tidak membutuhkan pelarut
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Tahapan utama perkolasi adalah …
Pencucian, perendaman, pembakaran
Pengadukan, penyaringan, pengendapan
Pembasahan, perendaman, perkolasi
Pengeringan, pemanasan, pendinginan
Pengendapan, kristalisasi, distilasi
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