This quiz works best with JavaScript enabled. Home > Development > Heredity And Environment – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Heredity And Environment Quiz 1 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If you cross two heterozygous traits (Rr x Rr), as Mendel did in his second experiment, what ratio will you get between offspring with the dominant and recessive phenotypes A) 1:1. B) 2:1. C) 3:1. D) 4:1. Show Answer Correct Answer: C) 3:1. 2. If Mendel's first experiment involved cross-pollinated a true-breeding round pea plant and a true-breeding wrinkled pea plant, what would the genotypes of the parents have to be? A) RR x Rr. B) Rr x Rr. C) Rr x rr. D) RR x rr. Show Answer Correct Answer: D) RR x rr. 3. In order to clone a sheep ..... A) Scientists had to wake up the sleeping genes in the animal. B) The veterinarians had to put the genes to sleep and operate on them. C) Scientists traced a copy of them. D) All of these answers. Show Answer Correct Answer: A) Scientists had to wake up the sleeping genes in the animal. 4. How much sleep is recommended for your age? A) 5 hours. B) At least 10-12 hours. C) 2-3 hours. D) 16-18 hours. Show Answer Correct Answer: B) At least 10-12 hours. 5. The Punnett Square ..... A) Is a 2 x 2 matrix. B) Represents genetic probablilities. C) Has 4 squares in 1. D) All of the above. Show Answer Correct Answer: D) All of the above. 6. Woodpeckers ..... A) Eat wood using their long, skinny beaks. B) Thrive in the wild because of their long, skinny beaks. C) Are the happiest birds because they thrive. D) Help bugs survive by drilling holes with their beaks. Show Answer Correct Answer: B) Thrive in the wild because of their long, skinny beaks. 7. The combination of alleles. A) DNA. B) Phenotype. C) Genotype. D) Genetics. Show Answer Correct Answer: C) Genotype. 8. Who was Gregor Mendel? A) A French Botanist. B) A German Physician. C) An American Cowboy. D) An Austrian Monk. Show Answer Correct Answer: D) An Austrian Monk. 9. Dolly was an exact genetic copy of another sheep. She was a A) Genetic researcher. B) Hybrid. C) Dominant species. D) Clone. Show Answer Correct Answer: D) Clone. 10. What is the setting for Carl Hiassen's book, Flush? A) Philadelphia. B) France. C) Florida Keys. D) New Jersey. Show Answer Correct Answer: C) Florida Keys. 11. A trait that is expressed over other traits. A) Recessive. B) Co-dominant. C) Incomplete Dominant. D) Dominant. Show Answer Correct Answer: D) Dominant. 12. There are usually how many chromosomes in a human? A) 12. B) 26. C) 46. D) 33. Show Answer Correct Answer: C) 46. 13. The pedigree chart represents ..... A) 3 generations of family. B) 8 generations of family. C) 2 generations and 3 offspring of family. D) 5 generations and 3 offspring of family. Show Answer Correct Answer: A) 3 generations of family. 14. What did Gregor Mendel do in his first experiment? A) Self-Pollinated two pea plants. B) Self-Pollinated two true-breeding pea plants. C) Cross-pollinated two pea plants. D) Cross pollinated two true-breeding pea plants. Show Answer Correct Answer: D) Cross pollinated two true-breeding pea plants. 15. A trait that is not expressed when a dominant allele is present. A) Recessive. B) Co-dominant. C) Incomplete Dominant. D) Dominant. Show Answer Correct Answer: A) Recessive. 16. How much sleep do doctors recommend for 7-12 year olds? A) 5 hours. B) 10-12 hours. C) 8 hours. D) 16 hours. Show Answer Correct Answer: B) 10-12 hours. 17. A word meaning the history of ancestors is A) Historical thinking. B) Biology. C) Punnett Square. D) Pedigree. Show Answer Correct Answer: D) Pedigree. 18. Review:The nucleus of a cell A) Is the shape of a honeycomb. B) Has no purpose. C) Is where the cell's programming is found. D) Is used to fight off germs. Show Answer Correct Answer: C) Is where the cell's programming is found. 19. The word used for one set of offspring is A) Inherited. B) Hybrid. C) Clone. D) Generation. Show Answer Correct Answer: D) Generation. 20. How much sleep do doctors recommend for 10 and 11 year old children? A) 8 hours. B) 5-6 hours. C) 10-12 hours. D) 4 hours. Show Answer Correct Answer: C) 10-12 hours. Next →Related QuizzesHeredity And Environment Quiz 2Emotional Development QuizGrowth And Development Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books