ورقة عمل الأحياء لامتحانات القبول في التمريض مع الإجابات

How many millilitres are in one litre?

1. A100
2. B10
3. C1000
4. D10 000

What is a neuron?

1. AA muscle cell that contracts
2. BA blood cell that carries oxygen around the body
3. CA bone cell that stores calcium
4. DA nerve cell that carries electrical signals

What is a genetically modified organism (GMO)?

1. AAn organism that has been grown in a greenhouse
2. BAn organism whose DNA has been changed by genetic engineering
3. CAn organism that has caught a virus
4. DAn organism produced by normal sexual reproduction between two parents

What happens in the lytic cycle of a virus?

1. AThe viral DNA joins the host DNA and stays inactive for a long time
2. BThe host cell makes antibodies against the virus
3. CThe virus makes many copies in the host cell, which then bursts
4. DThe virus divides by binary fission outside the cell

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

1. ABinary fission
2. BMeiosis
3. CFertilisation
4. DMitosis

What is the role of ribosomal RNA (rRNA)?

1. AIt carries the code from DNA to the ribosome
2. BIt brings single amino acids to the ribosome
3. CIt forms part of the ribosome and helps join amino acids
4. DIt stores genetic information in the nucleus

A colour-blind man (XᵇY) has children with a woman who carries the allele (XᴮXᵇ). What is the probability that a daughter is colour-blind?

1. A1/4
2. B1/2
3. C0
4. D1

يرتبط جزيء مشابه في شكله للمادة المتفاعلة بالموقع النشط للإنزيم ويبطّئ التفاعل. كيف يمكن تقليل أثره؟

1. Aبإضافة المزيد من المثبِّط
2. Bبتقليل كمية المادة المتفاعلة
3. Cبنزع كل الماء من التفاعل
4. Dبإضافة كمية أكبر بكثير من المادة المتفاعلة