Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

What is the main job of the large central vacuole in a plant cell?

1. AIt stores water and keeps the cell firm
2. BIt copies DNA before the cell divides
3. CIt captures light energy for photosynthesis
4. DIt assembles proteins from amino acids

Alat manakah digunakan untuk melihat sel individu?

1. AMikroskop
2. BTermometer
3. CSpektrometer untuk bunyi
4. DTeleskop

What is a monosaccharide?

1. AA single sugar unit, such as glucose
2. BA fat made of glycerol and fatty acids
3. CA chain of many amino acids
4. DTwo sugars joined together, such as sucrose

Mengapakah buta warna merah-hijau lebih biasa pada lelaki berbanding perempuan?

1. ALelaki mempunyai satu kromosom X, jadi satu alel sahaja sudah cukup
2. BPerempuan tidak boleh mewarisi alel itu daripada bapa mereka
3. CAlel itu dominan pada lelaki dan resesif pada perempuan
4. DAlel itu dibawa pada kromosom Y

Nearly all cells in a person's body contain the same DNA. Why do nerve cells and muscle cells look and work so differently?

1. AMuscle cells have extra DNA from mitochondria
2. BEach cell type has a different set of chromosomes
3. CNerve cells have lost the genes for muscle proteins
4. DDifferent genes are switched on in each type of cell

In a food chain, producers hold 10 000 units of energy. Roughly how much is passed on to the primary consumers?

1. AAbout 5000 units
2. BAbout 1000 units
3. CAbout 10 units
4. DAbout 10 000 units

A human body cell has 46 chromosomes in G1. How many chromatids does it have at metaphase of mitosis?

1. A46
2. B184
3. C23
4. D92

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