Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

Apakah yang tiada pada sel prokariot, seperti bakteria?

1. AMembran sel
2. BNukleus berbalut membran
3. CBahan genetik dalam bentuk DNA
4. DRibosom

Which substances are used up in aerobic cellular respiration?

1. AOxygen and water
2. BGlucose and oxygen
3. CCarbon dioxide and water
4. DGlucose and carbon dioxide

In an enzyme reaction, what is the substrate?

1. AThe gene that codes for the enzyme
2. BThe substance that the enzyme acts on
3. CThe part of the enzyme that changes shape
4. DThe product released at the end

Semasa fasa mitosis yang manakah kromatid kembar ditarik ke kutub yang bertentangan?

1. AAnafasa
2. BProfasa
3. CInterfasa
4. DMetafasa

HIV is a retrovirus. What does its enzyme reverse transcriptase do?

1. AIt makes RNA from the host's DNA
2. BIt breaks down the host's ribosomes
3. CIt makes DNA from the virus's RNA
4. DIt makes proteins from the virus's DNA

Urutan manakah pelengkap kepada untai DNA A-T-G-C-C-A?

1. AU-A-C-G-G-U
2. BT-A-C-G-G-T
3. CA-T-G-C-C-A
4. DG-C-A-T-T-G

A green plant is kept in a sealed jar in complete darkness for a day. What happens to the carbon dioxide level in the jar?

1. AIt falls, because the plant keeps photosynthesising
2. BIt falls, because plants take in more CO₂ when they respire in the dark
3. CIt stays the same, because plants do not respire
4. DIt rises, because the plant respires but cannot photosynthesise

Satu bakteria membahagi setiap 20 minit. Jika tiada yang mati, berapakah bakteria selepas 2 jam?

1. A32
2. B128
3. C64
4. D12