Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

Kebanyakan enzim tergolong dalam kumpulan biomolekul yang mana?

1. AProtein
2. BKarbohidrat
3. CLipid
4. DMineral

Which kind of organism causes malaria?

1. AA bacterium carried in water
2. BA protist carried by mosquitoes
3. CA fungus that grows on skin
4. DA virus spread by coughing

Dalam kaedah saintifik, apakah hipotesis?

1. ASenarai ukuran yang diambil
2. BPenjelasan luas yang disokong oleh banyak eksperimen
3. CPenjelasan atau ramalan yang boleh diuji
4. DKesimpulan yang telah terbukti benar

When plotting the results of an experiment, which variable usually goes on the y-axis?

1. AThe independent variable
2. BThe controlled variable
3. CThe dependent variable
4. DThe time the experiment started

When most people in a community are vaccinated, people who cannot be vaccinated are also protected. Why?

1. AThe pathogen mutates into a harmless form
2. BVaccinated people make antibodies for others
3. CThe vaccine spreads from person to person
4. DThe pathogen has too few hosts to spread easily

Apakah yang menentukan bentuk dan fungsi protein?

1. AUrutan asid aminonya
2. BJumlah glukosa dalam sel
3. CSusunan asid lemak dalam membran
4. DBilangan kumpulan fosfat yang dibawanya

Bacteria in a closed flask grow quickly at first, but the population then stops increasing. What is the main reason?

1. ANutrients run out and waste products build up
2. BThe flask becomes too cold for growth
3. CThe bacteria stop dividing once they reach adult size
4. DThe bacteria change into viruses after many divisions

Why does the influenza vaccine need to be updated most years?

1. AThe vaccine damages the immune system after one year, so it must be repeated
2. BThe virus keeps changing its surface proteins through mutation
3. CInfluenza is caused by a different bacterium each year
4. DAntibodies cannot be made against viruses