Scheda di esercizi di Biologia per i test di ammissione a infermieristica con soluzioni

What is peer review?

1. AReading a textbook to learn a topic
2. BRepeating your own experiment many times
3. CExperts checking a study before it is published
4. DAsking patients for their opinion of a treatment

What is an organism's genotype?

1. AThe alleles it carries for a trait
2. BThe traits that can be seen or measured
3. CThe number of cells in its body
4. DThe environment in which it lives

Which protein carries oxygen in red blood cells?

1. AInsulin
2. BKeratin
3. CHaemoglobin
4. DCollagen

A seedling is 4 cm tall at week 1, 8 cm at week 2, 12 cm at week 3 and 16 cm at week 4. If the trend continues, how tall will it be at week 6?

1. A20 cm
2. B32 cm
3. C18 cm
4. D24 cm

Qual è la struttura di base di un virus?

1. AUna singola cellula con ribosomi e mitocondri
2. BUna catena di amminoacidi senza DNA né RNA
3. CMateriale genetico all'interno di un rivestimento proteico
4. DUn nucleo circondato da una parete cellulare

Why do the palisade cells near the top surface of a leaf contain many chloroplasts?

1. AThey carry sugars from the leaves down to the roots
2. BThey store most of the plant's water for dry periods
3. CThey protect the leaf from insects and strong winds
4. DThey get the most light and do most of the photosynthesis

Why can a scientific hypothesis never be proven true with absolute certainty?

1. AEvery experiment contains a mistake
2. BHypotheses are only opinions and cannot be tested
3. CNew evidence could always contradict it in the future
4. DScientists are not allowed to reach any conclusions

Why are organ transplant patients usually given drugs that suppress the immune system?

1. AThe drugs help the new organ to grow larger
2. BThe donor organ contains bacteria that must be killed
3. CTheir immune system would recognise the donor cells as foreign
4. DThe drugs change the donor organ's DNA so that it matches the patient