Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What does ATP stand for?

1. AAdenosine diphosphate
2. BAdenosine triphosphate
3. CAmino triphosphate
4. DAdenine tetraphosphate

Apa struktur utama membran sel?

1. ALapisan kaku serat selulosa dan lignin
2. BSelembar tunggal molekul pati
3. CLapisan ganda fosfolipid dengan protein yang tertanam
4. DDinding tebal peptidoglikan

How many micrometres (µm) are in one millimetre?

1. A1000
2. B100
3. C1 000 000
4. D10

The sodium-potassium pump moves ions across the cell membrane. What does one cycle of the pump do?

1. AMoves 3 Na⁺ out and 2 K⁺ in, using ATP
2. BMoves 3 K⁺ out and 2 Na⁺ in, using ATP
3. CMoves Na⁺ in and K⁺ out, without using ATP
4. DMoves 2 Na⁺ out and 3 K⁺ in, using ATP

Which is the correct way to write the scientific name of the gut bacterium?

1. AEscherichia Coli
2. BEscherichia Coli
3. CEscherichia coli
4. Dcoli Escherichia

What is the difference between an antiseptic and a disinfectant?

1. AAntiseptics are used on objects and floors; disinfectants are used on skin
2. BAntiseptics are antibiotics; disinfectants are vaccines
3. CAntiseptics are used on living tissue; disinfectants are used on objects
4. DAntiseptics kill all spores; disinfectants kill none

At dawn, a plant shows no overall uptake or release of oxygen or carbon dioxide. What is the best explanation?

1. AIts stomata are permanently closed at dawn
2. BIt has stopped both photosynthesis and respiration until it is light
3. CIt only respires at dawn
4. DIts rate of photosynthesis equals its rate of respiration

Mengapa sebagian besar sel sangat kecil?

1. ASel besar tidak dapat mengandung mitokondria
2. BSel kecil tidak memerlukan oksigen
3. CSel kecil memiliki rasio luas permukaan terhadap volume yang tinggi
4. DSel kecil mengandung lebih banyak DNA daripada sel besar