Genetics 1

Test Your Genetics Knowledge! Part 1

Are you ready to challenge yourself and uncover gaps in your understanding of genetics? Our carefully crafted quiz is designed just for you!

Drawing from the insights of renowned texts, including Idodo Umeh and Modern Biology, each question has been thoughtfully selected to cover key concepts in genetics, providing you with a comprehensive review. This quiz also features questions from past JAMB and WAEC exams, ensuring that you’re not just practicing with relevant material but also effectively preparing for your upcoming assessments.

Why Take This Quiz?

  • Comprehensive Coverage: Explore all the essential genetics concepts that are crucial for your success.
  • Real Exam Questions: Familiarize yourself with the format and style of questions you’ll encounter in actual exams.
  • Immediate Feedback: Discover the correct answers right away and delve into detailed explanations in the accompanying textbooks.
  • Boost Your Confidence: Enhance your understanding and improve your performance in preparation for JAMB and WAEC genetics questions.

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Created by Agodirin

Genetics 1

Welcome to Genetics and Variation Quiz . The pass mark for this quiz is 90%. Best of Luck!

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1. The elements within the chromosomes that determine the physical, mental and physiologic characteristics of an individual are called

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2. Which of the following is not present in RNA

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3. which of the following is not correct

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4. The basic chemical unit of DNA(Deoxy-riboNucleic Acid) is

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5. The way and manner by which traits are transferred from parent to child is called

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6. A scientist cross red colored plant with gene(Rb) with another Red colored plant with gene (Rb). If R stands for red color and b for blue color plant. Which of the following is not correct

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7. After the male sex cell(the sperm) unites with the female sex cell (the ovum) the following is formed

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8. A scientist identified that the color of a plants in his garde are green with gene G or yellow with gene y. He randomly selected a plant from is garden and found that the color was yellow. Which of the following is not correct

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9. R stands for Round leave and r for wrinkled leaves . If RR parent cross Rr parent. What will be the shape of the leaves of the offsprings

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10. The physical manifestation of the genetic inheritance is called

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11. The type of division in which n number of chromosomes is formed in the daugther cells is called

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12. Which of the following is correct about the mendelian law of segregation

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13. Which of the following component of the cell is involved in hereditary

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14. The Australian monk that is credited for being the father of the modern knowledge of genetics is

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15. Which of the following RNAs is not used by DNA to perform its function

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16. When genetically dissimilar parents meet to produce an off-spring, the off-spring is called a

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17. A cross where only one characteristic is considered is refered to as

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18. During an experiment, the scientist crossed pure breed tall plants with genotype TT with pure breed short plant with genotype tt. All the first generation offsprings were tall plants. Which of the following is not correct

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19. The organisms that were used in genetic experiment by Gregor Mendel were

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20. Which of the following is not correct

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21. which of the following will be the ratio of the phenotype of the offsprings when Rr cross Rr

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22. Which of the following is responsible for the color of skin in human beings

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23. Which of the following is responsible for color of skin in Albinos

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24. During which stage of cell division do the pair of contrasting genes or alleles separate into different gametes

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25. A flower is red and has genotype Rr. The flower is

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26. The individual inherits one gene from the mother and another from the father. If the gene from the mother does not manifest due to the presence of the gene from the father. The gene from the mother is said to be

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27. Which of the following terminologies refers to the word Off-spring

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28. A trait that is expressed in the presence of another character that is suppressed is called

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29. Which of the following is not a binding between purine base and pyrimidine base in DNA helix

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30. The light skin in an albino is an example of

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31. Which of the following is correct

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32. The genes an individual inherits from their parent is called

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33. Which of the following is correct about of offspring genotype in a cross between TT and tt

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34. A Red flower has genotype RR , which of the following is correct

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35. which of the following is not correct

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36. the diploid number of chromosomes is

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37. Which of the following is not correct

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38. The chemical particle that carries the genetic code for each individual is called

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39. Which of the following is not present in DNA chain

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40. Which of the following is not a type of RNA

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41. After sexual reproduction off-springs are similar to parents in some traits due to

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42. which of the following is not determined by DNA

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43. The component of structure which directly determines inheritance is

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44. A pair of contrasting gene occupying same locus on a chromosome are called

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45. A flower is white color and has genotype ww, So the flower is said to be

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46. A scientist found that the genotype of a tall plant was TT, and another tall plant was Tt. Which of the following is not correct

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47. The haploid number of chromosomes is

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48. The two strands that form the chromosome are called

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49. R stands for Round leaves and r for wrinkled leaves. If parent with Rr cross parent with Rr , which of the following will occur in the off-spring leaves

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50. which of the following characteristics is not influenced by genetic inheritance