ورقة عمل الأحياء لامتحانات القبول في التمريض مع الإجابات

In which stage of the cell cycle does a cell spend most of its time?

1. AProphase
2. BInterphase
3. CAnaphase
4. DMetaphase

أي مما يلي دهن (ليبيد)؟

1. Aثلاثي الغليسريد (دهن)
2. Bالغليكوجين، الشكل المخزَّن للغلوكوز
3. Cالهيموغلوبين
4. DDNA

What are cilia?

1. ASmall round sacs that hold digestive enzymes
2. BOpenings in the nuclear envelope
3. CFolds of the inner mitochondrial membrane that make ATP
4. DShort hair-like projections that beat in waves

Red-green colour blindness is X-linked recessive. A colour-blind woman (XᵇXᵇ) has children with a man with normal colour vision (XᴮY). What fraction of their sons is expected to be colour-blind?

1. AAll
2. BOne quarter
3. COne half
4. DNone

A tablet contains 2,5 g of a substance. How many milligrams is this?

1. A25 mg
2. B250 mg
3. C2500 mg
4. D0,0025 mg

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

Plants in waterlogged soil take up fewer mineral ions, even when the ions are plentiful. What is the best explanation?

1. ARoot cells lack oxygen, so less ATP is made for active transport
2. BMineral ions only enter by osmosis, and osmosis stops in wet soil
3. CWater dilutes the ions so much that roots cannot detect them
4. DWaterlogged roots carry out more photosynthesis

تنقسم بكتيريا واحدة كل 20 دقيقة. إذا لم يمت منها شيء، كم عدد البكتيريا بعد ساعتين؟

1. A12
2. B32
3. C64
4. D128