This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 9 Heredity And Evolution – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 9 Heredity And Evolution Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. RNA does not contain A) Dexoxyribose. B) Phosphate. C) Adenine. D) Uracil. Show Answer Correct Answer: A) Dexoxyribose. 2. In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species? A) Rr. B) R. C) RR. D) RR or Rr. Show Answer Correct Answer: D) RR or Rr. 3. Select the incorrect statement:A. frequency of certain genes in a population change over several generations resulting in evolution A) Reduction in weight of the organisms due to starvation is genetically controlled. B) Reduction in weight of the organisms due to starvation is genetically controlled. C) Low weight parent can have heavyweight progeny. D) Traits which are not inherited over generations do not cause evolution. Show Answer Correct Answer: A) Reduction in weight of the organisms due to starvation is genetically controlled. 4. Humans, chimpanzees, whales, and bats all have the same bones in their arms, fins, or wings. A) Evidence of evolution. B) Not evidence of evolution. C) All the above. D) None of the above. Show Answer Correct Answer: A) Evidence of evolution. 5. A unit of genetic material that determines a trait A) Carrier. B) DNA. C) Chromosome. D) Gene. Show Answer Correct Answer: D) Gene. 6. Some female peacocks prefer males with large, colorful tales while other female peacocks prefer males with no tail at all. Females are beginning to only mate with the type of males with the tail they prefer. What type of reproductive barrier is this? A) Behavioral isolation. B) Hybrid sterility. C) Temporal isolation. D) Mechanical isolation. Show Answer Correct Answer: A) Behavioral isolation. 7. Sex-linked alleles are only found on the X chromosome. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 8. Pair of chromosomes were first observed in the cells of ..... A) Ant. B) Grasshopper. C) Bee. D) None of the above. Show Answer Correct Answer: B) Grasshopper. 9. What is a useless structure called? A) Homologous. B) Vestigial. C) Adaptation. D) Variation. Show Answer Correct Answer: B) Vestigial. 10. After Mendel died scientists began to recognize the importance of his ideas. They called him a name. What was that name? A) Father of genes. B) Father of heredity. C) Father of genetics. D) Father of traits. Show Answer Correct Answer: C) Father of genetics. 11. A detectable trait or traits that result from the genotype such as color, shape, etc: A) Genotype. B) Homozygous. C) Heterozygous. D) Phenotype. Show Answer Correct Answer: D) Phenotype. 12. Natasha is suffering from a hereditary disease. So the doctor will give her treatment at: A) Genetic level. B) Cellular level. C) Tissue level. D) Organ level. Show Answer Correct Answer: A) Genetic level. 13. In evolutionary terms, we have more in common with ..... A) A Chimpanzee. B) A spider. C) A bacterium. D) An African school boy. Show Answer Correct Answer: D) An African school boy. 14. Which of the following is dominant? A) X chromosome. B) Y chromosome. C) None of the options. D) None of the above. Show Answer Correct Answer: C) None of the options. 15. What is the probability that the male progeny will be a boy? A) 50%. B) 56%. C) 80%. D) 25%. Show Answer Correct Answer: A) 50%. 16. What is the photograph of chromosome called? A) Pedigree. B) Karyotype. C) Persist. D) None of these. Show Answer Correct Answer: B) Karyotype. 17. Both strands of DNA are used in the production of mRNA. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 18. The passing of genetic traits from parents to offspring: A) Geneology. B) Heredity. C) Cellology. D) Physiology. Show Answer Correct Answer: B) Heredity. 19. Write true or false for the following statements:In snails, individuals can change sex, indicating that sex is not genetically determined in them. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. Which condition can be explained by Lamarckism? A) How giraffes got their long neck. B) How humans lost their tail. C) How humans became bipedal. D) All of the above. Show Answer Correct Answer: D) All of the above. 21. What enzyme does transcription use? A) DNA polymerase. B) Ligase. C) RNA Polymerase. D) Helicase. Show Answer Correct Answer: C) RNA Polymerase. 22. Darwin has published book titled ..... A) Nature of selection. B) Mutation. C) Fall of a spparow. D) Origin of species. Show Answer Correct Answer: D) Origin of species. 23. The types of plants in genotypic ratio of Mendel's monohybrid cross experiment are A) 3 hybrid tall, 1 dwarf. B) 1 pure tall, 2 hybrid tall, 1 pure dwarf. C) 1 hybrid tall, 2 pure tall, 1 pure dwarf. D) 1 hybrid tall, 3 pure dwarf. Show Answer Correct Answer: B) 1 pure tall, 2 hybrid tall, 1 pure dwarf. 24. Homologous organs are organs that have: A) Different function with a different structure. B) Same function with the same structure. C) Same function but with a different structure. D) Different function but the same structure. Show Answer Correct Answer: D) Different function but the same structure. 25. Where does transcription take place? A) Nucleus. B) Cytoplasm. C) Ribosome. D) None of the above. Show Answer Correct Answer: A) Nucleus. ← PreviousNext →Related QuizzesClass 10 Science Chapter 9 Heredity And Evolution Quiz 1Class 10 Science Chapter 9 Heredity And Evolution Quiz 2Class 10 Science Chapter 9 Heredity And Evolution Quiz 3Class 10 Science Chapter 9 Heredity And Evolution Quiz 5Class 10 Science Chapter 9 Heredity And Evolution Quiz 6Class 10 Science Chapter 9 Heredity And Evolution Quiz 7Class 10 Science Chapter 9 Heredity And Evolution Quiz 8Class 10 Science Chapter 9 Heredity And Evolution Quiz 9Class 10 Science Chapter 9 Heredity And Evolution Quiz 10Class 10 Science Chapter 9 Heredity And Evolution Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books