Biology for nursing entrance exams worksheet with answers

Free printable Biology for nursing entrance exams worksheet: 8 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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1.Easy

What is a decomposer?

  1. AAn organism that makes food from sunlight
  2. BAn animal that eats only plants
  3. CAn organism that breaks down dead material
  4. DAn animal that hunts other animals
2.Easy

What is a genetically modified organism (GMO)?

  1. AAn organism that has been grown in a greenhouse
  2. BAn organism that has caught a virus
  3. CAn organism whose DNA has been changed by genetic engineering
  4. DAn organism produced by normal sexual reproduction between two parents
3.Easy

What is a model in science?

  1. AA single measurement from an experiment
  2. BThe control group of a study
  3. CA simplified representation of a real system
  4. DAn exact copy that has no limitations
4.Medium

Why is DNA replication called semiconservative?

  1. AThe old DNA molecule is kept whole, and a completely new one is made
  2. BEach new DNA molecule has one old strand and one new strand
  3. CEach new strand is a random mix of old and new pieces
  4. DOnly half of the DNA is copied each time
5.Medium

How do saturated fats differ from unsaturated fats?

  1. AThey have no C=C double bonds and are usually solid
  2. BThey contain nitrogen and form proteins
  3. CThey dissolve easily in water
  4. DThey have many double bonds and are liquid at room temperature
6.Medium

When plotting the results of an experiment, which variable usually goes on the y-axis?

  1. AThe dependent variable
  2. BThe time the experiment started
  3. CThe controlled variable
  4. DThe independent variable
7.Hard

Cyanide stops mitochondria from making ATP. Which process in the affected cells would stop first?

  1. AFacilitated diffusion of glucose down its gradient
  2. BSimple diffusion of oxygen into the cell
  3. CPumping of Na⁺ and K⁺ by the sodium-potassium pump
  4. DOsmosis of water across the membrane
8.Hard

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. BAnti-A antibodies on the donor cells attack the patient's plasma
  3. CThe donor's B antigens destroy the patient's white blood cells
  4. DThe patient's A antigens dissolve the donor's haemoglobin

Answer key

  1. 1. C · An organism that breaks down dead material
  2. 2. C · An organism whose DNA has been changed by genetic engineering
  3. 3. C · A simplified representation of a real system
  4. 4. B · Each new DNA molecule has one old strand and one new strand
  5. 5. A · They have no C=C double bonds and are usually solid
  6. 6. A · The dependent variable
  7. 7. C · Pumping of Na⁺ and K⁺ by the sodium-potassium pump
  8. 8. A · Anti-B antibodies in the patient's plasma attack the donor cells

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