ورقة عمل الأحياء لامتحانات القبول في التمريض مع الإجابات

What does sterilisation mean?

1. AKilling or removing all microorganisms, including spores
2. BKilling only the viruses on a surface
3. CReducing the number of microbes on the skin before an injection
4. DWashing away visible dirt with water

What are round (spherical) bacteria called?

1. ABacilli
2. BCocci
3. CVibrios
4. DSpirilla

ما شكل جزيء DNA؟

1. Aحلزون مزدوج
2. Bحلزون ثلاثي
3. Cخيط واحد مستقيم
4. Dحلقة مسطحة

أثناء التمرين الشاق، تعاني الخلايا العضلية نقص الأكسجين. ماذا تنتج من الغلوكوز بدلًا من ذلك؟

1. Aالغليكوجين والماء
2. Bكميات كبيرة من ATP والأكسجين
3. Cحمض اللبن (اللاكتات) وقدرًا ضئيلًا من ATP
4. Dالكحول وثاني أكسيد الكربون

How does facilitated diffusion differ from active transport?

1. AIt works without any membrane proteins
2. BIt needs ATP and moves substances against their gradient
3. CIt moves only water and no other substances
4. DIt needs no energy and moves substances down their gradient

After gel electrophoresis, which DNA fragments are found furthest from the wells?

1. AThe fragments with the most adenine
2. BThe smallest fragments
3. CThe fragments with the most guanine
4. DThe largest fragments

At dawn, a plant shows no overall uptake or release of oxygen or carbon dioxide. What is the best explanation?

1. AIt has stopped both photosynthesis and respiration until it is light
2. BIts stomata are permanently closed at dawn
3. CIt only respires at dawn
4. DIts rate of photosynthesis equals its rate of respiration

After a meal, blood glucose rises. Which response brings it back to normal?

1. AThe liver stops storing glycogen and releases more glucose
2. BThe pancreas releases insulin, and cells take up glucose
3. CThe kidneys release insulin into the urine
4. DThe pancreas releases glucagon, and the liver releases glucose