
Teknik Pengambilan Sampel Mikroba

Quiz
•
Biology
•
University
•
Medium
Visi Manik
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24 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
sebutkan apa saja tahap dan metode pengambilan sampel mikroba?
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Answer explanation
Microbial sampling involves stages such as planning, collection, and analysis. Methods include swabbing, air sampling, and liquid sampling, each tailored to the environment and target microorganisms.
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Apa tujuan dari teknik persiapan sampel?
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Answer explanation
Sample preparation techniques are essential for ensuring that samples are suitable for analysis, improving accuracy and reliability of results by removing contaminants and concentrating analytes.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa tujuan pengenceran dalam pengambilan sampel mikroba?
Untuk mengurangi jumlah mikroba dalam sampel
Untuk meningkatkan konsentrasi mikroba
Untuk mengisolasi mikroba dari substrat padat
Untuk menyiapkan media kultur
Answer explanation
Dilution in microbial sampling refers to reducing the number of microbes in a sample to make it easier to study or isolate specific microorganisms. This process helps in obtaining clearer results in microbiological analysis.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa tujuan membuat suspensi dari sampel padat?
Untuk memfasilitasi pemisahan mikroorganisme
Untuk meningkatkan jumlah mikroba
Untuk menyiapkan media kultur
Untuk mengencerkan sampel
Answer explanation
Making a suspension from solid samples helps to facilitate the separation of microorganisms by dispersing them in a liquid medium, allowing for easier handling and analysis.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi filtrasi dalam pengambilan sampel mikroba?
Untuk menangkap mikroorganisme dari cairan
Untuk mengencerkan sampel
Untuk meningkatkan konsentrasi mikroba
Untuk menyiapkan media kultur
Answer explanation
Filtration is used in microbial sampling to capture microorganisms from liquids, allowing for the collection and analysis of specific microbes present in the sample.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa tujuan dari teknik konsentrasi seperti sentrifugasi?
Untuk meningkatkan jumlah mikroorganisme dalam sampel
Untuk mengencerkan sampel
Untuk menyiapkan media kultur
Untuk mengisolasi mikroba dari substrat padat
Answer explanation
Centrifugation is used to increase the concentration of microorganisms in a sample by separating them from the liquid medium, allowing for better analysis and study of the microbial population.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa tujuan mencuci dan memproses sampel sebelum isolasi mikroba?
Untuk menghilangkan bahan kimia yang dapat mengganggu pertumbuhan mikroba
Untuk meningkatkan konsentrasi mikroba
Untuk menyiapkan media kultur
Untuk mengisolasi mikroba dari substrat padat
Answer explanation
Washing and processing samples is crucial to remove chemicals that may inhibit microbial growth, ensuring that the isolated microbes can thrive and be accurately studied.
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