This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 9 Heredity And Evolution – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 9 Heredity And Evolution Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which macromolecule is made up of amino acids? A) Carbohydrate. B) Lipid. C) Nucleic acid. D) Protein. Show Answer Correct Answer: D) Protein. 2. If a child has red hair, they inherited a certain ..... from their parents. A) Ratio. B) Trait. C) Probability. D) Sex chromosome. Show Answer Correct Answer: B) Trait. 3. What do we call a group of individuals that can reproduce successfully in nature? A) Species. B) Adaptation. C) Speciation. D) None of the above. Show Answer Correct Answer: A) Species. 4. Which RNA carries the message? A) MRNA. B) RRNA. C) TRNA. D) None of the above. Show Answer Correct Answer: A) MRNA. 5. The theory of evolution of species by natural selection was given by A) Mendel. B) Darwin. C) Dalton. D) Lamarck. Show Answer Correct Answer: B) Darwin. 6. What type of RNA moves to the ribosome to start protein synthesis? A) TRNA. B) MRNA. C) RRNA. D) NRNA. Show Answer Correct Answer: B) MRNA. 7. A trait in an organism is determined by A) Both maternal and paternal DNA. B) Paternal DNA only. C) Maternal DNA only. D) Neither by paternal nor by maternal DNA. Show Answer Correct Answer: A) Both maternal and paternal DNA. 8. In peas, yellow pod color is dominant to green pod color. Two homozygous dominant parents are crossed. What are the chances that the offspring will have green pods? A) 0%. B) 25%. C) 50%. D) 75%. Show Answer Correct Answer: A) 0%. 9. Dominant or recessive?Dd A) Dominant. B) Recessive. C) Neither. D) Homozygous. Show Answer Correct Answer: A) Dominant. 10. When two pairs of contrasting characters are taken in a dihybrid cross, the inheritance of one pair is independent of the other. This law is: A) Law of dominance. B) Law of segregation. C) Law of independent assortment. D) Both option 1 and option 2. Show Answer Correct Answer: C) Law of independent assortment. 11. A chart that shows all the possible combinations of alleles that can result from a genetic cross A) Dominant allele. B) Codominance. C) Probability. D) Punnett Square. Show Answer Correct Answer: D) Punnett Square. 12. Which one of the following characteristics was not included in the experiments done by Mendel? A) Pod colour. B) Pod shape. C) Seed colour. D) Number of cotyledons. Show Answer Correct Answer: D) Number of cotyledons. 13. This is a process by which organisms inherited advantageous traits that tend to reproduce more successfully than the other organisms do. A) Artificial selection. B) Natural selection. C) Populations. D) Environment. Show Answer Correct Answer: B) Natural selection. 14. Those organs which have different basic structure but have similar appearance and perform similar functions are called A) Analogous organs. B) Homologous organs. C) Vestigial organs. D) None of these. Show Answer Correct Answer: A) Analogous organs. 15. . In human males, all the chromosomes are paired perfectly except one. This/these unpaired chromosome is/are" (i) large chromosome(ii) small chromosome(iii) Y-chromosome(iv) X-chromosome A) . (i) and (ii). B) (iii) only. C) (iii) and (iv). D) (ii) and (iv). Show Answer Correct Answer: C) (iii) and (iv). 16. Genes are present A) In cell. B) In nucleus. C) In mitochondria. D) On chromosomes. Show Answer Correct Answer: D) On chromosomes. 17. In science, mutations are A) The reason the X-Men exist. B) Genetically engineered creatures that you fight in the Hunger Games. C) A change in the DNA of an organism that produces new traits. D) Always helpful for survival. Show Answer Correct Answer: C) A change in the DNA of an organism that produces new traits. 18. Organisms which have similar function but different structure are called A) Homologous Organs. B) Analogous Organs. C) Karyotype organs. D) None of these. Show Answer Correct Answer: B) Analogous Organs. 19. During Mendel experiment traits from which parent were inherited? A) Half the traits of both. B) Only one of the parental traits. C) Traits from both the parents. D) None of the above. Show Answer Correct Answer: C) Traits from both the parents. 20. The ..... man evolved about 50 thousand years ago. A) Cro magnon. B) Neanderthal. C) Java man. D) Ramapithecus. Show Answer Correct Answer: A) Cro magnon. 21. A pure tall pea plant is crossed with a short pea plant the ratio of pure tall pea plant to the short pea plant producing in F2 generation is A) 3:1. B) 1:3. C) 1:1. D) 2:1. Show Answer Correct Answer: C) 1:1. 22. If species A and B have very similar genes and proteins, what is probably TRUE? A) Species A and B share a relatively recent common ancestor. B) Species A evolved independently of species B for a long period. C) Species A is younger than species B. D) Species A is older than species B. Show Answer Correct Answer: A) Species A and B share a relatively recent common ancestor. 23. Wings of bat and that of a bird are examples of A) Vestigial organs. B) Homologous organs. C) Analogous organs. D) None of the above. Show Answer Correct Answer: C) Analogous organs. 24. Which of the following is not controlled by genes? 1. Weight of a person 2. Height of a person A) Only 1. B) Only 2. C) Both 1 and 2. D) Sometimes 1 and sometimes 2. Show Answer Correct Answer: B) Only 2. 25. Divya has brown hair. Which is most likely a true statement about Divya? A) Divya's favorite color is brown. B) Divya has a parent with brown hair. C) Divya's older brother has brown hair. D) None of the above. Show Answer Correct Answer: B) Divya has a parent with brown hair. ← 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 4Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books