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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Name: ____________________   Date: ____________

1.Easy

What is an allele?

  1. AA protein made from a gene
  2. BA section of DNA between genes
  3. CA pair of matching chromosomes from each parent
  4. DA different version of the same gene
2.Easy

What does transfer RNA (tRNA) do?

  1. AIt joins two DNA strands together
  2. BIt brings amino acids to the ribosome
  3. CIt carries the code out of the nucleus
  4. DIt copies DNA in the nucleus
3.Easy

What is a Punnett square used for?

  1. AShowing the order of genes on a chromosome
  2. BMeasuring the size of a cell
  3. CPredicting the possible genotypes of offspring
  4. DCounting the chromosomes in a cell
4.Medium

What is the difference between an epidemic and a pandemic?

  1. AA pandemic affects only one town
  2. BA pandemic spreads across many countries or continents
  3. CAn epidemic affects the whole world at once
  4. DAn epidemic is caused only by bacteria
5.Medium

Why do many plants close their stomata on hot, dry days?

  1. ATo release more oxygen
  2. BTo take in more carbon dioxide
  3. CTo reduce water loss
  4. DTo speed up photosynthesis
6.Medium

How do embryonic stem cells differ from most adult stem cells?

  1. AThey can become almost any cell type, while adult stem cells are more limited
  2. BThey are haploid, while adult stem cells are diploid
  3. CThey are found only in plants, while adult stem cells are found in animals
  4. DThey can no longer divide, while adult stem cells divide quickly
7.Hard

Liver cells take in cholesterol-carrying LDL particles only after the particles bind to specific proteins on the cell surface. Which process is this?

  1. ASimple diffusion
  2. BPinocytosis of extracellular fluid
  3. CReceptor-mediated endocytosis
  4. DExocytosis
8.Hard

To find out how much adults in a city exercise, a researcher surveys only people leaving a gym. What is the main problem?

  1. AThe researcher has no dependent variable
  2. BSurveys can never be used in science
  3. CThe sample is too random to be useful
  4. DThe sample is biased towards active people

Answer key

  1. 1. D · A different version of the same gene
  2. 2. B · It brings amino acids to the ribosome
  3. 3. C · Predicting the possible genotypes of offspring
  4. 4. B · A pandemic spreads across many countries or continents
  5. 5. C · To reduce water loss
  6. 6. A · They can become almost any cell type, while adult stem cells are more limited
  7. 7. C · Receptor-mediated endocytosis
  8. 8. D · The sample is biased towards active people

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