Биология для вступительных экзаменов на сестринские программы: лист заданий с ответами

Which element is found in all organic molecules?

1. ANitrogen
2. BCarbon
3. CPhosphorus
4. DSulfur

What are round (spherical) bacteria called?

1. ASpirilla
2. BCocci
3. CBacilli
4. DVibrios

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

In a food chain, which organisms are the producers?

1. AFungi that break down dead material
2. BPredators at the top of the chain
3. CPlants and algae that make food by photosynthesis
4. DAnimals that eat only plants, such as rabbits and deer

Which stage of aerobic respiration produces the most ATP?

1. AGlycolysis in the cytoplasm
2. BFermentation
3. CThe Krebs cycle in the matrix
4. DThe electron transport chain

Why is water good at dissolving salts and sugars?

1. AIt has a very low boiling point
2. BIts molecules are polar
3. CIt contains carbon atoms
4. DIts molecules are nonpolar

Mature human red blood cells have no nucleus and no mitochondria. What follows from this?

1. AThey live longer than almost all other body cells
2. BThey make ATP by aerobic respiration using the oxygen they carry
3. CThey cannot divide and make their ATP by glycolysis only
4. DThey keep making new haemoglobin throughout their life

A patient with type A blood is given type B red blood cells by mistake. What is the cause of the reaction that follows?

1. AAnti-B antibodies in the patient's plasma attack the donor cells
2. BThe donor's B antigens destroy the patient's white blood cells
3. CThe patient's A antigens dissolve the donor's haemoglobin
4. DAnti-A antibodies on the donor cells attack the patient's plasma