This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 2 Biological Classification – Quiz 29 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 2 Biological Classification Quiz 29 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is true about bacteria? A) They have a nucleus. B) They can only live in extreme environments. C) All bacteria cause disease. D) Some bacteria are helpful to humans. Show Answer Correct Answer: D) Some bacteria are helpful to humans. 2. Which of the following shows coiled RNA strand and capsomeres? A) TMV. B) Polio virus. C) Measles virus. D) Retrovirus. Show Answer Correct Answer: A) TMV. 3. Which of the following classes of kingdom Fungi are characterised by the presence of coenocytic, multincleate and aseptate mycelium? A) Basidiomycetes. B) Phycomycetes. C) Ascomycetes. D) Deuteromycetes. Show Answer Correct Answer: B) Phycomycetes. 4. What is the classification rank above 'species'? A) Order. B) Class. C) Family. D) Genus. Show Answer Correct Answer: D) Genus. 5. Assertion:Bacteria do not always move with the help of flagella. Reason:Rotary motion of flagellum is employed by flagellated bacteria for movement. A) If both Assertion and Reason are true and Reason is the correct explanation of Assertion. B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C) If Assertion is true but Reason is false. D) If both Assertion and Reason are false. Show Answer Correct Answer: B) If both Assertion and Reason are true but Reason is not the correct explanation of Assertion. 6. The organisms in what kingdom usually move by themselves and have specialized sense organs that allow them to respond to their environment. A) Protista. B) Animalia. C) Plantae. D) Fungi. Show Answer Correct Answer: B) Animalia. 7. Which of the following characteristic can be observed in the basidium of Basidiomycetes? A) Formation of 2 equatorial plate in Metaphase I. B) Terminalization of chiasmata. C) Recombination nodule. D) All the above. Show Answer Correct Answer: D) All the above. 8. Genes of Tobacco Mosaic virus A) Double stranded RNA. B) Single stranded RNA. C) Double stranded DNA. D) Proteinaceous. Show Answer Correct Answer: B) Single stranded RNA. 9. What is a Dichotomous Key? A) A tool that uses a series of 'either/or' questions about physical traits to identify an organism. B) A list of biological classification terms. C) A mnemonic for remembering taxonomy. D) A type of organism. Show Answer Correct Answer: A) A tool that uses a series of 'either/or' questions about physical traits to identify an organism. 10. In a hypothetical condition, the following organism can be considered as a part kingdom animalia when placed in dark A) Trypanosoma. B) Euglena. C) Plasmodium. D) Desmids. Show Answer Correct Answer: B) Euglena. 11. If the scientific name of a Grevy's zebra is Equus grevyi, what is the species name? A) Grevyi. B) Equus. C) Grevyi. D) Equus. Show Answer Correct Answer: A) Grevyi. 12. Citrus canker is ..... disease- A) Bacterial. B) Viral. C) Fungal. D) Mycoplasmal. Show Answer Correct Answer: A) Bacterial. 13. Which of the following are the characters of dinoflagellates A. Planktonic golden yellow algae with soap like structureB. Marine red biflagellated protistaC. Appear yellow, green, brown, blue and red in colourD. Biflagellated organisms with pellicle E. Saprophytic or parasitic unicellular forms A) A, B and C. B) B, D and E. C) B and C. D) B and E. E) C and D. Show Answer Correct Answer: E) C and D. 14. Which among the following are incorrect about Mycoplasma? A) It has rigid cell wall. B) It adopts parasitic mode of nutrition. C) It is present in urogenital tract and blood smears. D) Mycoplasma is the smallest living cell. Show Answer Correct Answer: A) It has rigid cell wall. 15. What is the correct way to write the scientific name correctly? A) Genus species. B) Genus Species. C) Genus Species. D) Genus species. Show Answer Correct Answer: A) Genus species. 16. The analogous counterpart of photosynthetic organelle chloroplast in Anabaena is A) Mesosomes. B) Pilli. C) Chromatophores. D) Leucoplast. Show Answer Correct Answer: C) Chromatophores. 17. Who propose 3 Domain System? A) Woese. B) Whittaker. C) Gram. D) Linnaeus. Show Answer Correct Answer: A) Woese. 18. Which of the following statement wrong for viroids A) They lack a protein coat. B) They causes infection. C) They are smaller than viruses. D) Their RNA is of high molecular weight. Show Answer Correct Answer: D) Their RNA is of high molecular weight. 19. The sporozoa are all internal ..... that typically have an infective cyst stage in their life cycle. An example of sporozoa is the genus ..... which causes malaria. A) Ciliates, Plasmodium. B) Flagellates, Plasmodium. C) Parasites, Plasmodium. D) Parasites, Trypanosoma. Show Answer Correct Answer: C) Parasites, Plasmodium. 20. What classification system did Linnaeus develop? A) Three Kingdoms. B) Two Kingdoms. C) Five Kingdoms. D) One Kingdom. Show Answer Correct Answer: B) Two Kingdoms. 21. Fungal spores produced asexually at the tips of hyphae known as A) Ascospore. B) Conidia. C) Zoospore. D) Basidiospore. Show Answer Correct Answer: B) Conidia. 22. If the generation of a bacterium is 40 minutes and a culture containing 10$^{7}$ cells|mL is grown for 4 hours, then calculate its population after 4 hours. A) 64 X 10$^{7}$. B) 32 X 10$^{7}$. C) 6 X 10$^{7}$. D) 40 X 10$^{7}$. Show Answer Correct Answer: A) 64 X 10$^{7}$. 23. Position of bacteria in a kingdom system of classification proposed by Linneaus is? A) Monera. B) Protista. C) Plantae. D) Fungi. Show Answer Correct Answer: C) Plantae. 24. Statement I-Phycobiont is dominant parent in lichensStatement II-Algal component in the lichens can be eukaryotic only. A) Both statements are correct. B) Both statements are incorrect. C) Only statement 1 is incorrect. D) Only statement 2 is incorrect. Show Answer Correct Answer: B) Both statements are incorrect. 25. Members of phycomycetes are found in A. aquatic habitatsB. on decaying wood C. moist and damp places D. as obligate parasites on plants A) None of the above. B) A, B and C only. C) B and C. D) All of the above. Show Answer Correct Answer: D) All of the above. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 2 Biological Classification Quiz 1Class 11 Biology Chapter 2 Biological Classification Quiz 2Class 11 Biology Chapter 2 Biological Classification Quiz 3Class 11 Biology Chapter 2 Biological Classification Quiz 4Class 11 Biology Chapter 2 Biological Classification Quiz 5Class 11 Biology Chapter 2 Biological Classification Quiz 6Class 11 Biology Chapter 2 Biological Classification Quiz 7Class 11 Biology Chapter 2 Biological Classification Quiz 8Class 11 Biology Chapter 2 Biological Classification Quiz 9Class 11 Biology Chapter 2 Biological Classification Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books