Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

Berapakah bilangan kromosom dalam sel badan manusia yang biasa?

1. A92
2. B44
3. C23
4. D46

Pada struktur manakah protein dihimpun daripada asid amino?

1. ARibosom
2. BLisosom
3. CSentriol
4. DVakuol

Glukosa ialah contoh molekul jenis yang mana?

1. ALipid
2. BPolisakarida
3. CMonosakarida
4. DProtein

Human adult height varies across a smooth, continuous range rather than falling into a few separate groups. What is the best explanation?

1. AIt is controlled only by the environment
2. BIt is an X-linked recessive trait
3. CIt is controlled by many genes and also affected by environment
4. DIt is controlled by one gene with two alleles and full dominance

A greenhouse is warm and brightly lit, but the air has very little carbon dioxide. What is most likely limiting the rate of photosynthesis?

1. AThe carbon dioxide concentration
2. BThe number of stomata
3. CThe temperature
4. DThe light intensity in the greenhouse

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

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

Finches on the Galápagos Islands have different beak shapes on islands with different foods. What is the best explanation?

1. AThe beaks changed because the birds chose to eat new food
2. BThe birds were all created with the same beak and it never changed
3. CNatural selection favoured beaks suited to each food source
4. DEach bird changed its beak by using it more

A drug lowered blood pressure in a study of 20 men aged 40 to 50. Why might the result not apply to women over 70?

1. AThe results were too precise to be trusted
2. BBlood pressure cannot be measured in older women
3. CThe sample did not represent that group
4. DThe study had a dependent variable