Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

What does sterilisation mean?

1. AKilling or removing all microorganisms, including spores
2. BReducing the number of microbes on the skin before an injection
3. CWashing away visible dirt with water
4. DKilling only the viruses on a surface

In the scientific name Homo sapiens, what does Homo name?

1. AThe genus
2. BThe kingdom
3. CThe family
4. DThe species

Which protein gives strength to skin, tendons and bone?

1. ACollagen
2. BHaemoglobin
3. CAmylase
4. DMyosin

Why can DNA profiling (fingerprinting) identify individual people?

1. ARepeated non-coding DNA regions vary in length between people
2. BEach person's genes code for different amino acids
3. CDNA in blood differs from DNA in skin
4. DEvery person has a different number of chromosomes in their cells

A cut in the skin heals as new skin cells fill the wound. Which process produces these cells?

1. AFertilisation
2. BBinary fission
3. CMitosis
4. DMeiosis

Which is an example of negative feedback?

1. AA wound becoming more inflamed over time
2. BSweating when body temperature rises
3. CContractions growing stronger during labour
4. DBlood clotting speeding up once it starts

Pasteur boiled broth in swan-neck flasks. The broth stayed clear until the neck was broken off, when it soon became cloudy. What did this show?

1. AAir alone, without microbes, spoils broth
2. BSwan-neck flasks produce chemicals that kill bacteria
3. CMicrobes come from the air, not from the broth itself
4. DBoiling makes broth produce new microbes

Sel darah merah diletakkan dalam larutan yang mempunyai kepekatan bahan larut yang sama dengan sitoplasmanya. Apakah yang berlaku?

1. AMolekul air berhenti merentasi membran dalam kedua-dua arah
2. BSel mengecut apabila air keluar
3. CSel membengkak dan pecah
4. DTiada pergerakan bersih air; sel mengekalkan bentuknya