Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

Which group of biomolecules forms the basic bilayer of the cell membrane and also stores long-term energy?

1. ACarbohydrates
2. BProteins
3. CNucleic acids
4. DLipids

In which form do animals store glucose in the liver and muscles?

1. AStarch
2. BGlycogen
3. CCellulose
4. DChitin

What is transpiration?

1. AThe loss of water vapour from the leaves of a plant
2. BThe movement of sugars through the phloem to the roots
3. CThe growth of roots towards water
4. DThe taking in of CO₂ for photosynthesis

Drugs against fungal infections often cause more side effects than drugs against bacteria. Why?

1. AFungi have no cell membrane for drugs to act on
2. BFungi are much smaller than bacteria
3. CFungal cells are eukaryotic, like human cells
4. DFungi reproduce only by binary fission

What is the difference between an epidemic and a pandemic?

1. AA pandemic affects only one town
2. BAn epidemic affects the whole world at once
3. CAn epidemic is caused only by bacteria
4. DA pandemic spreads across many countries or continents

Nerve cells release chemical messengers (neurotransmitters) stored in vesicles. By which process are they released?

1. AExocytosis
2. BEndocytosis
3. COsmosis
4. DPhagocytosis

An old idea says giraffes got long necks because each one stretched to reach leaves and passed the longer neck to its young. Why is this idea rejected?

1. AGiraffes do not eat leaves from tall trees, so stretching is not needed
2. BChanges acquired in a lifetime are not passed on in the genes
3. COnly plants can pass on traits to offspring
4. DNeck length is not affected by any genes

Why is ATP described as an energy carrier rather than a long-term energy store?

1. ACells hold only a little and constantly recycle it from ADP
2. BATP can be made only in plants
3. CATP is stored in large amounts in fat tissue
4. DATP contains no energy in its bonds, so it cannot be stored