ورقة عمل الأحياء لامتحانات القبول في التمريض مع الإجابات

What is an organism's genome?

1. AA single gene on one chromosome
2. BThe traits that can be seen
3. CAll of its genetic material
4. DThe proteins made by one cell

What is a eukaryote?

1. AA virus that infects animal cells
2. BAn organism that lives only in extreme heat
3. CAn organism whose cells have a nucleus
4. DAn organism made of a single cell without a nucleus

ضد أي نوع من الكائنات تكون المضادات الحيوية فعّالة؟

1. Aكل أنواع الكائنات الدقيقة بالتساوي
2. Bالفيروسات
3. Cالبكتيريا
4. Dمسببات الحساسية من حبوب اللقاح

An organism is multicellular, makes its own food by photosynthesis and has cell walls of cellulose. Which kingdom does it belong to?

1. AAnimals
2. BBacteria
3. CFungi
4. DPlants

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

1. ABinary fission
2. BMitosis
3. CFertilisation
4. DMeiosis

لماذا تصطبغ البكتيريا موجبة الغرام باللون البنفسجي في صبغة غرام؟

1. Aليس لها جدار خلوي على الإطلاق
2. Bتحتوي على اليخضور
3. Cجدارها الرقيق مغطى بغشاء خارجي غني بالدهون
4. Dيحتفظ جدارها السميك من الببتيدوغليكان بالصبغة البنفسجية

Some viruses are surrounded by a lipid envelope taken from the host cell's membrane. Why are these viruses usually inactivated easily by soap and alcohol?

1. ASoap and alcohol dissolve the viral DNA directly
2. BSoap and alcohol break up the lipid envelope
3. CThe envelope is made of chitin, which soap digests
4. DEnveloped viruses have no proteins at all

A human body cell has 46 chromosomes in G1. How many chromatids does it have at metaphase of mitosis?

1. A184
2. B46
3. C92
4. D23