ورقة عمل الأحياء لامتحانات القبول في التمريض مع الإجابات

What is a zygote?

1. AA haploid cell made by meiosis
2. BA body cell that has just completed its first round of mitosis
3. CThe diploid cell formed when a sperm fertilises an egg
4. DAn unfertilised egg cell

أي تركيب يوجد في الخلايا النباتية ولا يوجد في الخلايا الحيوانية؟

1. Aالريبوسوم
2. Bالميتوكوندريا
3. Cالغشاء الخلوي
4. Dالجدار الخلوي

What are the three domains of life?

1. APlants, animals and fungi
2. BBacteria, viruses and protists
3. CProkaryotes, plants and animals
4. DBacteria, Archaea and Eukarya

What does Mendel's law of segregation state?

1. ADominant alleles are more common in a population than recessive ones
2. BEach gamete receives both alleles of every gene
3. CThe two alleles of a gene separate so each gamete gets only one
4. DGenes on different chromosomes are always inherited together

تطابقت نتائج تجربة مع توقعات الفرضية. ما أفضل استنتاج؟

1. Aالفرضية مدعومة، لكنها غير مثبتة
2. Bثبتت صحة الفرضية في جميع الحالات
3. Cلا حاجة إلى تجارب أخرى أبدًا
4. Dصارت الفرضية الآن قانونًا من قوانين الطبيعة

What is the role of ribosomal RNA (rRNA)?

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

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

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

In uncontrolled diabetes, glucose appears in the urine and the person passes large volumes of urine. What is the best explanation?

1. AGlucose in the kidney filtrate holds water by osmosis
2. BGlucose is broken down into water in the bladder
3. CInsulin makes the kidneys filter more blood
4. DGlucose makes the kidneys absorb more water