This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 9 Heredity And Evolution – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 9 Heredity And Evolution Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. ..... can be consider as a first example of wise man. A) Australopithecus. B) Ramapethicus. C) Cro magnon. D) Neanderthal man. Show Answer Correct Answer: D) Neanderthal man. 2. Which of the following nitrogenous base is not present in DNA? A) Thymine. B) Uracil. C) Adenine. D) Guanine. Show Answer Correct Answer: B) Uracil. 3. Nucleotide sequence on tRNA is called ..... A) Codon. B) Anticodon. C) All the above. D) None of the above. Show Answer Correct Answer: B) Anticodon. 4. A cross between a tall plant (TT) and short plant (tt) resulted in progeny that were all tall plants? A) Height of plant is not controlled by gene t or t. B) Tallness is the recessive trait. C) Shortness is the dominant trait. D) Tallness is the dominant trait. Show Answer Correct Answer: D) Tallness is the dominant trait. 5. In humans right handedness (R) is dominant over left handedness (r). What could be the genotype of parent if their child is left handed? A) Rr x RR. B) RR x rr. C) Rr x Rr. D) None of these. Show Answer Correct Answer: C) Rr x Rr. 6. Which of the following organisms can change sex? A) Snails. B) Platipus. C) Exocetus. D) Anais. Show Answer Correct Answer: A) Snails. 7. What most likely caused the finches on the Galapagos Islands to have beaks that were differnt from the finches living on the South American mainland? A) They were different types of food available on the island. B) The finches on the islands had to drink salt water. C) There were different types of predators living on the island. D) The finches on the mainland built different types of nests. Show Answer Correct Answer: A) They were different types of food available on the island. 8. Evolution means ..... A) Transformation. B) Mutation. C) Translocation. D) Gradual development. Show Answer Correct Answer: D) Gradual development. 9. ..... is a gradual change occurring in living organisms over a long duration A) Evolution. B) Mutation. C) Variation. D) Heredity. Show Answer Correct Answer: A) Evolution. 10. What is the phenotype of a plant with the genotype Tt? A) Tall. B) Dwarf. C) Hybrid Tall. D) Pure Tall. Show Answer Correct Answer: A) Tall. 11. Which of the following statement is not correct? A) Frequency of genes in a population change over several generations and lead to evolution. B) Heavy weight parents can have low weight offspring. C) Organs that are similar in appearance and functions but different in basic structure and origin are analogous organs. D) Reduction in weight of the organism due to starvation is controlled genetically. Show Answer Correct Answer: D) Reduction in weight of the organism due to starvation is controlled genetically. 12. A paleontologist discovered a fossil of a reptile buried deep in the soil which of the following is false for situation? A) The decaying process of c-14 in the animals body is occurring continuously. B) Carbon consumption of the animal stops immediately after death. C) Radioactivity of c-12 can be used to calculate fossil age. D) Carbon dating can be used for determining the age of fossil. Show Answer Correct Answer: C) Radioactivity of c-12 can be used to calculate fossil age. 13. Which of the following is not an objection to Darwin's theory of natural selection A) Natural selection is not the only factor responsible for evolution. B) Darwin could only provide explanation of only useless modifications. C) There is no explanation about slow and abrupt changes. D) Darwin didn't mention any explanation about useful modification. Show Answer Correct Answer: B) Darwin could only provide explanation of only useless modifications. 14. The process of evolution of a species whereby characteristics which help individual organisms to survive and reproduce are passed on to their offspring and those characteristics which do not help are not passed on is called A) Artificial selection. B) Speciation. C) Hybridization. D) Natural selection. Show Answer Correct Answer: D) Natural selection. 15. Which one is a possible progeny in F2 generation of pure bred tall plant with round seed and short plant with wrinkled seeds? A) Tall plant with round seeds. B) Tall plant with wrinkled seeds. C) Short plant with round seed. D) All of the above. Show Answer Correct Answer: D) All of the above. 16. What is the probability that the male progeny will be a boy? a. 50% b. 56% c. 47.43% d. It varies A) 50%. B) 50.5%. C) 40%. D) It varies. Show Answer Correct Answer: A) 50%. 17. Which is an inherited trait? A) Speaking in front of a crowd. B) Having green eyes. C) Knowing math facts. D) Becoming and extrovert. Show Answer Correct Answer: B) Having green eyes. 18. The bones in forelimb of whale, cheetah, bat and man have the same structure because: A) They have the common ancestor. B) One organism has given rise to another organism. C) They perform the same function. D) Both option 1 and option 3. Show Answer Correct Answer: A) They have the common ancestor. 19. The modern day Human species has evolved from its earliest ancestors who lived in: A) Asia. B) Australia. C) Africa. D) China. Show Answer Correct Answer: C) Africa. 20. When the two alleles of a particular gene are the same: A) Homozygous. B) Genotype. C) Heterozygous. D) Phenotype. Show Answer Correct Answer: A) Homozygous. 21. Who have a perfect pair of sex chromosomes? A) Girls only. B) Boys only. C) Both girls and boys. D) It depends on many other factors. Show Answer Correct Answer: A) Girls only. 22. Define evolution in biological terms. A) Evolution is the change in the heritable characteristics of biological populations over successive generations. B) Evolution is the belief that all life forms are static and unchanging. C) Evolution refers to the adaptation of individuals within a single lifetime. D) Evolution is the process of creating new species instantly. Show Answer Correct Answer: A) Evolution is the change in the heritable characteristics of biological populations over successive generations. 23. Which section of DNA provides information for one protein A) Chromosomes. B) Gene. C) Nucleus. D) Features. Show Answer Correct Answer: B) Gene. 24. What is a recessive allele? A) A trait that is always shown (capital letter). B) A trait that can be hidden (lower case letter). C) Alleles that are the same. D) Alleles that are different. Show Answer Correct Answer: B) A trait that can be hidden (lower case letter). 25. The disappearance of a species. A) Evolution. B) Extinction. C) Migration. D) Mutation. Show Answer Correct Answer: B) Extinction. ← 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 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books