ورقة عمل الأحياء لامتحانات القبول في التمريض مع الإجابات

ما الجين؟

1. Aنوع من الخلايا يحمل الصفات الوراثية
2. Bبروتين ينسخ DNA قبل انقسام الخلية
3. Cمقطع من DNA يشفّر لناتج مثل البروتين
4. Dالمجموعة الكاملة لكل صبغيات الخلية

What is a haploid cell?

1. AA cell with no nucleus
2. BA cell with one set of chromosomes
3. CA cell with two sets of chromosomes
4. DA cell with an extra chromosome

Which of these diseases is caused by a virus?

1. AMalaria
2. BAthlete's foot
3. CTuberculosis
4. DInfluenza

Which element is found in all amino acids but not in carbohydrates?

1. AHydrogen
2. BCarbon
3. CNitrogen
4. DOxygen

Why do root hair cells have long, thin extensions?

1. ATo anchor the plant firmly against strong winds and rain
2. BTo store starch for the winter
3. CTo increase the surface area for absorbing water
4. DTo carry out photosynthesis underground

What is the main role of inflammation after an injury?

1. ATo destroy the healthy cells around the wound
2. BTo make antibodies inside the damaged cells
3. CTo bring more blood and white blood cells to the area
4. DTo stop all blood flow to the area so that bleeding ends

Fleming saw a clear area with no bacteria around a Penicillium mould growing on a bacterial plate. What was the best explanation?

1. AThe mould used up all of the oxygen that the nearby bacteria needed
2. BThe bacteria had moved away to find more food
3. CThe mould released a substance that killed or stopped the bacteria
4. DThe bacteria had turned into mould cells

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

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