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1.2 Sains T5

Authored by AZRINA -

Other Sciences, Biology

11th - 12th Grade

1.2 Sains T5
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Placed in sunlight
Diletak di bawah cahaya matahari
Keep in a cupboard
Disimpan dalam almari
Placed under a fluorescent light
Diletak di bawah cahaya lampu pendarfluor
Keep in the refrigerator
Disimpan dalam peti sejuk

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are bacteria Bacillus subtilis always used as bacteria culture in laboratory experiments?
Mengapakah bakteria Bacillus subtilis selalu digunakan sebagai kultur bakteria di dalam eksperimen makmal?

The bacteria are not harmful to man
Bakteria itu tidak berbahaya kepada manusia
The bacteria breed fast
Bakteria membiak dengan cepat
The bacteria can be seen easily with the microscope
Bakteria itu boleh dilihat dengan mudah menggunakan mikroskop
The bacteria can last longer than other kinds of bacteria
Bakteria itu boleh tahan lebih lama berbanding bakteria jenis lain

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a factor that affects the growth and reproduction of the  microorganisms?
Antara yang berikut, yang manakah bukan faktor yang mempengaruhi pertumbuhan dan pembiakan mikroorganisma?

Light
Cahaya
Space
Ruang
Nutrient
Nutrien
Humidity  
Kelembapan

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A lot of bacteria can be found in a human's mouth. Which of the following is the reason for this?
Terlalu banyak bakteria boleh didapati pada mulut manusia. Antara yang berikut yang manakah alasan baginya?

The mouth always dry
Mulut sentiasa kering
The mouth cavity always moist
Kaviti pada mulut sentiasa basah
The pH value of mouth very high
Nilai pH pada mulut terlalu tinggi
Saliva contains enzymes
Air liur mengandungi enzim

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

0°C
30°C
35°C
60°C

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Meat that is kept in the fridge retains its freshness because
Daging yang disimpan dalam peti sejuk dapat dikekalkan kesegarannya kerana

the enzymes are destroyed enzimnya telah dimusnahkan
the growth rate of microorganisms is slowed down
kadar pertumbuhan mikroorganisma diperlahankan
the microorganisms are killed mikroorganisma telah dibunuh
the activities of microorganisms increase
aktiviti mikroorganisma meningkat

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

5°C
15°C
35°C
60°C

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