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Grade 12 Advanced Biology (Mixed) Worksheet with Answers

Grade 12 (US) · Year 13 (UK) · Class 12 (India) · Biology

Unit 4: ReviewMixed Biology Review

A mixed set on photosynthesis, cellular respiration, mitosis and meiosis. This free high school worksheet has 12 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.

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Advanced Biology (Mixed)

Grade 12 · Biology

Score___ / 12

Name

Class

Date

Learning goal: Mixed Biology Review

Directions: This worksheet has 2 parts. Read the instructions at the start of each part.

Example

How many daughter cells does mitosis produce?

Answer: 2

RememberCell parts and jobs

Nucleuscontrol centre, DNAMitochondriarelease energyRibosomesmake proteinsCell membranecontrols what entersChloroplastsphotosynthesis (plants)Cell wallsupport (plants)
Part A

Match each clue to the right word. Write the letter in the box.

  1. 1What sugar is made during photosynthesis?
  2. 2What shape is a DNA molecule?
  3. 3What molecule carries genetic information in cells?
  4. 4What do we call an organism with two different alleles for a trait?
  5. 5What do we call a permanent change in a DNA sequence?
  6. 6What is the term for an organism's genetic makeup?
  • ADNA
  • BHeterozygous
  • CDouble helix
  • DMutation
  • EGlucose
  • FGenotype
Part B

Answer each question. Use full sentences where you can.

  1. 7

    What do yeast produce during anaerobic respiration (fermentation)?

  2. 8

    Which bases pair together in DNA?

  3. 9

    What energy-carrying molecule does cellular respiration produce?

  4. 10

    What is produced by anaerobic respiration in human muscles?

  5. 11

    In genetics, what do we call a trait that only shows up with two copies of the allele?

  6. 12

    Are the cells produced by mitosis genetically identical or different from the parent?

★ Challenge corner for fast finishers

A ball is thrown straight up. What is its speed at the very top?

How did I do?

Teacher's comments

Free printable worksheets with answer keys · aethelsystems.com/worksheets/biology/12/biology_advanced

Answer key (click to show)
  1. 1.E — glucose
  2. 2.C — a double helix
  3. 3.A — DNA
  4. 4.B — heterozygous
  5. 5.D — a mutation
  6. 6.F — genotype
  7. 7.ethanol and carbon dioxide
  8. 8.A with T, and C with G
  9. 9.ATP
  10. 10.lactic acid (and a little ATP)
  11. 11.recessive
  12. 12.identical
  13. ★zero (for an instant) (challenge corner)

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