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

Who first used the word "cells" after looking at thin slices of cork under a microscope?

  1. ACharles Darwin
  2. BLouis Pasteur
  3. CGregor Mendel
  4. DRobert Hooke
2.Easy

What is a neuron?

  1. AA muscle cell that contracts
  2. BA blood cell that carries oxygen around the body
  3. CA nerve cell that carries electrical signals
  4. DA bone cell that stores calcium
3.Easy

What is a mutagen?

  1. AAn enzyme that copies DNA
  2. BA protein that repairs damaged DNA
  3. CA cell that divides without control
  4. DSomething that can cause changes in DNA
4.Medium

What is the role of cholesterol in animal cell membranes?

  1. AIt carries glucose molecules across the membrane into the cell
  2. BIt stores the cell's genetic information
  3. CIt keeps membrane fluidity stable as temperature changes
  4. DIt forms a rigid wall around the cell
5.Medium

Why can DNA profiling (fingerprinting) identify individual people?

  1. AEvery person has a different number of chromosomes in their cells
  2. BEach person's genes code for different amino acids
  3. CDNA in blood differs from DNA in skin
  4. DRepeated non-coding DNA regions vary in length between people
6.Medium

Why do chromosomes condense into short, thick shapes before mitosis?

  1. ASo that they can be copied more quickly
  2. BSo that genes can be transcribed more easily
  3. CSo they can be moved apart without tangling or breaking
  4. DSo that they can leave through the nuclear pores
7.Hard

Pepsin works in the stomach, where the pH is about 2. What would happen to its activity in the small intestine, where the pH is about 8?

  1. AIt would rise, because enzymes prefer alkaline conditions
  2. BIt would not change, because pH does not affect enzymes
  3. CIt would drop, because the pH is far from its optimum
  4. DIt would turn into a different enzyme that digests fat
8.Hard

In a drug trial, one group receives a sugar pill that looks like the real drug. Why?

  1. ATo increase the dose of the real drug
  2. BTo save money on the real drug
  3. CTo control for the placebo effect, the improvement caused by expecting treatment
  4. DTo make sure every patient is cured

Answer key

  1. 1. D · Robert Hooke
  2. 2. C · A nerve cell that carries electrical signals
  3. 3. D · Something that can cause changes in DNA
  4. 4. C · It keeps membrane fluidity stable as temperature changes
  5. 5. D · Repeated non-coding DNA regions vary in length between people
  6. 6. C · So they can be moved apart without tangling or breaking
  7. 7. C · It would drop, because the pH is far from its optimum
  8. 8. C · To control for the placebo effect, the improvement caused by expecting treatment

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