Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Which elements make up carbohydrates?

1. ACarbon, hydrogen and nitrogen
2. BCarbon, nitrogen and sulfur
3. CHydrogen, oxygen and phosphorus
4. DCarbon, hydrogen and oxygen

What is a monomer?

1. AA very large molecule that is made of many smaller units
2. BA small unit that joins with others to form a polymer
3. CAn enzyme that breaks down polymers
4. DA molecule that contains no carbon

Which of these hormones is a steroid?

1. AGlucagon
2. BGrowth hormone
3. CInsulin
4. DTestosterone

By which process does oxygen enter a cell and carbon dioxide leave it?

1. AFacilitated diffusion through glucose carriers
2. BEndocytosis in small vesicles
3. CActive transport by membrane pumps
4. DSimple diffusion through the lipid bilayer

What do the spindle fibres do during cell division?

1. AThey attach to chromosomes and move them to the poles
2. BThey digest the old cell membrane
3. CThey copy the DNA of each chromosome before the cell divides
4. DThey make the new nuclear envelope

What is the role of oxygen in aerobic respiration?

1. AIt accepts electrons at the end of the transport chain
2. BIt breaks pyruvate into lactic acid
3. CIt is split to release the energy needed for glycolysis
4. DIt is built into glucose molecules

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

A child's DNA profile has bands A, B, C and D. The mother has bands A and C. Man 1 has bands B and D, man 2 has A and E, and man 3 has C and F. Which man could be the biological father?

1. AMan 3
2. BNone of them
3. CMan 2
4. DMan 1