This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 1 Reproduction In Organisms – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the Fleshy and sweet part of the fruit or of the Pericarp? A) Epicarp. B) Mesocarp. C) Endocarp. D) Seed. Show Answer Correct Answer: B) Mesocarp. 2. Choose the correct statement from amongst the following: A) Dioecious (hermaphrodite) organisms are seen only in animals. B) Dioecious organisms are seen only in plants. C) Dioecious organisms are seen in both plants and animals. D) Dioecious organisms are seen only in vertebrates. Show Answer Correct Answer: C) Dioecious organisms are seen in both plants and animals. 3. In haplontic organisms, gametes are produced by ..... cell division. A) Meiotic. B) Mitotic. C) All the above. D) None of the above. Show Answer Correct Answer: B) Mitotic. 4. Heavy physical exercise leads the cells to breathe ..... A) Aerobically. B) Anaerobically. C) All the above. D) None of the above. Show Answer Correct Answer: B) Anaerobically. 5. In Ceratium, Asexual reproduction takes place by which type of binary fission A) Simple. B) Longitudinal. C) Transverse. D) Oblique. Show Answer Correct Answer: D) Oblique. 6. What is the advantage of genetic variety in sexual reproduction? A) Cloning. B) Efficiency. C) Asexual reproduction. D) Environmental adaptation. Show Answer Correct Answer: D) Environmental adaptation. 7. Cockroaches use ..... to exchange gases. A) Trachea. B) Lungs. C) Gills. D) Spiracles. Show Answer Correct Answer: D) Spiracles. 8. Micropropagation is a technique: A) For production of true plants. B) For production of somatic hybrids. C) For production of haploid plants. D) For production of somaclonal plants. Show Answer Correct Answer: A) For production of true plants. 9. Which of the following is considered as connecting link between the two generations A) Gametes. B) Zygote. C) Embryo. D) Offspring. Show Answer Correct Answer: B) Zygote. 10. Tail of wall lizard is an example for which type of regeneration A) Morphyllaxis. B) Repairative. C) Restorative. D) Both b and c. Show Answer Correct Answer: C) Restorative. 11. Which of the following is considered as vegetative phase in plants A) Juvenile Phase. B) Reproductive phase. C) Senescent Phase. D) More than one option is correct. Show Answer Correct Answer: A) Juvenile Phase. 12. Menstrual cycle is reported in- A) Only humans. B) Only apes. C) Only monkey. D) Primates like humans, apes & monkey. Show Answer Correct Answer: D) Primates like humans, apes & monkey. 13. Reproduction that combines genetic material of two organisms A) Sexual Reproduction. B) Asexual Reproduction. C) Fertilization. D) Budding. Show Answer Correct Answer: A) Sexual Reproduction. 14. What does ovary develop into after fertilization? A) Seed. B) Flower. C) Ovule. D) Fruit. Show Answer Correct Answer: D) Fruit. 15. Rudolph was walking around his family farm. He knows that in recent years the amount of rain has decreased, and notices that this has caused a change to the local flora. Which observation might be a true statement? (MS-LS1-5) A) A. The size of the plants on the farm have increased in size. B) B. There has been no noticeable change in the size of the local flora. C) C. The size of the plants on the farm have decreased in size. D) None of the above. Show Answer Correct Answer: C) C. The size of the plants on the farm have decreased in size. 16. What is a key characteristic of offspring in asexual reproduction? A) Genetic diversity. B) None of the above. C) Identical to the parent. D) Different from both parents. Show Answer Correct Answer: C) Identical to the parent. 17. 'Clones' are individuals that have exactly the same A) Lifespan. B) Growth rate. C) Physiology. D) Genetic makeup. Show Answer Correct Answer: D) Genetic makeup. 18. Which hormone is responsible for ovulation? A) FSH. B) LH. C) Estrogen. D) Progesterone. Show Answer Correct Answer: B) LH. 19. Assertion (A):Organisms show three phases in their life cycle. Reason (R):Juvenile phase is a degenerative phase. A) A is correct R but is incorrect. B) Both A and R are correct. C) R is the correct explanation for A. D) A is not correct but R is correct. Show Answer Correct Answer: A) A is correct R but is incorrect. 20. In the list of animals given below, 'human being, cow, dog, hen', HEN is the odd one out.The reason for this is A) It undergoes internal fertilisation. B) It is oviparous. C) It is viviparous. D) It undergoes external fertilisation. Show Answer Correct Answer: B) It is oviparous. 21. Egganswer choices A) Male sex cell. B) Body cell. C) Stem cell. D) Female sex cell. Show Answer Correct Answer: D) Female sex cell. 22. Pistia reproduces by which method A) Offset. B) Runners. C) Suckers. D) Buds. Show Answer Correct Answer: A) Offset. 23. LIFE SPAN OF AN ORGANISM IS DETERMINED BY A) SIZE OF THE ORGANISM. B) SHAPE OF THE ORGANISM. C) BOTH OF THE ABOVE. D) NONE OF THE ABOVE. Show Answer Correct Answer: D) NONE OF THE ABOVE. 24. What are pairs of chromosomes-one inherited from each parent-that have genes for the same traits arranged in the same order called? A) Chromosomes. B) Homologous chromosomes. C) Diploid chromosomes. D) None of the above. Show Answer Correct Answer: B) Homologous chromosomes. 25. Which gamete has head and tail? A) Male. B) Female. C) Both male and female. D) None of these. Show Answer Correct Answer: A) Male. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 1 Reproduction In Organisms Quiz 1Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 2Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 4Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 5Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 6Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 7Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 8Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 9Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 10Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books