This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 2 Biological Classification – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 2 Biological Classification Quiz 12 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Kingdom Animalia is characterised by- A) Heterotrophic eukaryotic multicellular organisms having no cell wall in their cells. B) Reserve food-glycogen or fat. C) Holozoic nutrition. D) All. Show Answer Correct Answer: D) All. 2. Which of the following groups make up an important part of the phytoplankton? A) Dinoflagellata. B) Rhodophyta. C) Foraminifera. D) Phacophyta. Show Answer Correct Answer: A) Dinoflagellata. 3. Match column I with column II and select the correct option from the given codes. Column I Column IIA. Plant virus (i) Mad cow diseaseB. Animal virus (ii) Potato spindle tuberC. Viroids (iii) PolioD. Viroids (iv) Tobacco mosaic A) A-(i), B-(ii), C-(iii), D-(iv). B) A-(ii), B-(iii), C-(iv), D-(i). C) A-(iii), B-(iv), C-(i), D-(ii). D) A-(iv), B-(iii), C-(ii), D-(i). Show Answer Correct Answer: D) A-(iv), B-(iii), C-(ii), D-(i). 4. Which kingdom is characterized by being multicellular and photosynthetic? A) Kingdom Plantae. B) Kingdom Animalia. C) Kingdom Monera. D) Kingdom Fungi. Show Answer Correct Answer: A) Kingdom Plantae. 5. Since all these creatures had complex cells with a nucleus, Leo placed them in which Domain? A) Bacteria. B) Eukarya. C) Archaea. D) Prokarya. Show Answer Correct Answer: B) Eukarya. 6. Bacteria reproduce mainly by- A) Zoospores formation. B) Endospores formation. C) Fission. D) Sexual method. Show Answer Correct Answer: C) Fission. 7. In lichens cyanobacterial partner known as ..... A) Algobiot. B) Phycobiont. C) Mycobiont. D) Cyanobiont. Show Answer Correct Answer: D) Cyanobiont. 8. Prokaryotes do not have a nucleus or membrane bound organelles. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. The Phylum Dicyemida contains which common names of creatures? A) Parasites of octopuses & squids. B) Earthworms. C) Segmented worms. D) Parasites of lobsters. Show Answer Correct Answer: A) Parasites of octopuses & squids. 10. NEET 2013-Besides paddy fields, Cyanobacteria are also found inside vegetative part of A) Pisum. B) Alnus. C) Cicer. D) Cycas. Show Answer Correct Answer: D) Cycas. 11. An example of a simple animal is ..... A) Black bread mold. B) Sponge. C) Mosquito. D) Oak tree. Show Answer Correct Answer: B) Sponge. 12. The scientific name of polar bear is "Ursus maritimus." The word "Ursus" is the ..... A) Kingdom. B) Domain. C) Genus. D) Species. Show Answer Correct Answer: C) Genus. 13. What are the three domains? A) Archaea, Bacteria, and Eubacteria. B) Archaea, Protists, and Eubacteria. C) Archaea, Bacteria, and Eukarya. D) Archaea, Fungi, Animalia. Show Answer Correct Answer: C) Archaea, Bacteria, and Eukarya. 14. The Phylum Cephalorhyocha contains which common names of creatures? A) Tiny Marine worms. B) Cephalopods. C) Arrow-worms. D) Tunicates. Show Answer Correct Answer: A) Tiny Marine worms. 15. Silica gel (Keieselghur) / Diatomite / Diatomaceous earth is obtained by- A) Euglenoids. B) Diatoms. C) Brown algae. D) Dinoflagellates. Show Answer Correct Answer: B) Diatoms. 16. Algae are not considered as plants even though they are autotrophic because A) They lack true roots, stems and leaves. B) Do not have cuticle. C) Do not have multicellular gametangia. D) All of the choices. Show Answer Correct Answer: D) All of the choices. 17. In which group of organisms the cell walls from two thin overlapping shells which fit together? A) Slime moulds. B) Dinoflagellates. C) Euglenoids. D) Chrysophytes. Show Answer Correct Answer: D) Chrysophytes. 18. What is another name for biological classification? A) Scientific classification. B) Organism grouping. C) Biological hierarchy. D) Species sorting. Show Answer Correct Answer: A) Scientific classification. 19. Which of the following statement is not true for Methanogens A) They all are aerobic. B) They are symbiont in cattle. C) They all are anaerobic. D) They are methane producers. Show Answer Correct Answer: A) They all are aerobic. 20. Organisms whose cells lack a nucleus and some other cell structures A) Eukaryotes. B) Species. C) Prokaryotes. D) Organism. Show Answer Correct Answer: C) Prokaryotes. 21. 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. 22. Which of the following shows coiled RNA strand and capsomeres? A) TMV. B) Retrovirus. C) Measles virus. D) Polio virus. Show Answer Correct Answer: A) TMV. 23. Which of the following classes of kingdom Fungi are characterised by the presence of coenocytic, multincleate and aseptate mycelium? A) Basidiomycetes. B) Ascomycetes. C) Phycomycetes. D) Deuteromycetes. Show Answer Correct Answer: C) Phycomycetes. 24. What is the classification rank above 'species'? A) Genus. B) Class. C) Family. D) Order. Show Answer Correct Answer: A) Genus. 25. 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. 26. 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) Plantae. C) Animalia. D) Fungi. Show Answer Correct Answer: C) Animalia. 27. 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. 28. 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. 29. What is a Dichotomous Key? A) A list of biological classification terms. B) A tool that uses a series of 'either/or' questions about physical traits to identify an organism. C) A mnemonic for remembering taxonomy. D) A type of organism. Show Answer Correct Answer: B) A tool that uses a series of 'either/or' questions about physical traits to identify an organism. 30. In a hypothetical condition, the following organism can be considered as a part kingdom animalia when placed in dark A) Trypanosoma. B) Euglena. C) Desmids. D) Plasmodium. Show Answer Correct Answer: B) Euglena. 31. If the scientific name of a Grevy's zebra is Equus grevyi, what is the species name? A) Equus. B) Grevyi. C) Equus. D) Grevyi. Show Answer Correct Answer: B) Grevyi. 32. Citrus canker is ..... disease- A) Viral. B) Bacterial. C) Mycoplasmal. D) Fungal. Show Answer Correct Answer: B) Bacterial. 33. 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. 34. 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: B) Genus species. 35. The analogous counterpart of photosynthetic organelle chloroplast in Anabaena is A) Leucoplast. B) Chromatophores. C) Mesosomes. D) Pilli. Show Answer Correct Answer: B) Chromatophores. 36. Who propose 3 Domain System? A) Gram. B) Woese. C) Whittaker. D) Linnaeus. Show Answer Correct Answer: B) Woese. 37. 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. 38. 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) Parasites, Trypanosoma. B) Flagellates, Plasmodium. C) Ciliates, Plasmodium. D) Parasites, Plasmodium. Show Answer Correct Answer: D) Parasites, Plasmodium. 39. What classification system did Linnaeus develop? A) One Kingdom. B) Two Kingdoms. C) Three Kingdoms. D) Five Kingdoms. Show Answer Correct Answer: B) Two Kingdoms. 40. 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) 32 X 10$^{7}$. B) 64 X 10$^{7}$. C) 6 X 10$^{7}$. D) 40 X 10$^{7}$. Show Answer Correct Answer: B) 64 X 10$^{7}$. 41. Position of bacteria in a kingdom system of classification proposed by Linneaus is? A) Protista. B) Fungi. C) Plantae. D) Monera. Show Answer Correct Answer: C) Plantae. 42. 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. 43. 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. 44. Nitrogen fixation by Nostoc/Anabaena takes place in A) Heterocysts. B) Vegetative cells. C) Akinetes. D) Hormogonia. Show Answer Correct Answer: A) Heterocysts. 45. Which of the following has the broadest taxon? A) Family. B) Class. C) Genus. D) Phylum. Show Answer Correct Answer: D) Phylum. 46. Bacteria have been assigned to the kingdom Monera as they are A) Microscopic. B) Prokaryotes. C) Decomposers. D) Unicellular. Show Answer Correct Answer: B) Prokaryotes. 47. Group of related species A) Order. B) Genus. C) Class. D) Phylum. Show Answer Correct Answer: B) Genus. 48. Describe the hierarchical structure of biological classification from the broadest to the most specific. A) Species, Genus, Family, Order, Class, Phylum, Kingdom. B) Class, Order, Family, Genus, Species, Phylum, Kingdom. C) Phylum, Kingdom, Class, Order, Family, Genus, Species. D) Kingdom, Phylum, Class, Order, Family, Genus, Species. Show Answer Correct Answer: D) Kingdom, Phylum, Class, Order, Family, Genus, Species. 49. Archaebacteria can survive in extreme environments because of: A) Absence of cell wall. B) Peptidoglycan-rich cell wall. C) Unique lipid composition in cell membrane. D) Presence of mesosomes. Show Answer Correct Answer: C) Unique lipid composition in cell membrane. 50. Organisms called Methanogens are most abundant in a A) Polluted stream. B) Cattle yard. C) Hot spring. D) Sulphur rock. Show Answer Correct Answer: B) Cattle yard. 51. Which of the following is a mismatched pair of protozoan group and its example? A) Amoeboid protozoan-Entamoeba histolytica. B) Ciliated protozoan-Paramecium caudatum. C) Flagellated protozoan-Trypanosoma gambiense. D) Sporozoan-Gonyaulax spinifera. Show Answer Correct Answer: D) Sporozoan-Gonyaulax spinifera. 52. Read the following statements regarding methanogens and select the correct option.(i) They are included in the group Archaebacteria(ii) They are responsible for the production of biogas in gobar gas plants.(iii) They live in hot sulphur springs.(iv) They are strictly anaerobic. A) Statements (i) and (ii) are correct. B) Statements (i), (ii) and (iv) are correct. C) Statements (ii), (iii) and (iv) are correct. D) All statements are correct. Show Answer Correct Answer: B) Statements (i), (ii) and (iv) are correct. 53. Chief producers in the oceans are ..... A) Cyanobacteria. B) Eugneoids. C) Diatoms. D) Slime moulds. Show Answer Correct Answer: C) Diatoms. 54. Which of the following kingdoms includes both unicellular and multicellular? A) Kingdom Monera. B) Kingdom Plantae. C) Kingdom Animalia. D) Kingdom Protista. Show Answer Correct Answer: D) Kingdom Protista. 55. A pine tree is a member of the kingdom ..... A) Plantae. B) Animalia. C) Fungi. D) Protista. Show Answer Correct Answer: A) Plantae. 56. Which of the following is a characteristic of the domain Bacteria? A) They have a true nucleus. B) They are eukaryotic. C) They have peptidoglycan in their cell walls. D) They are all multicellular. Show Answer Correct Answer: C) They have peptidoglycan in their cell walls. 57. Linnaeus's method was to give each plant a species name and then group them into a larger group called a genus. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 58. Based upon the shape bacteria are grouped under how many categories? A) 4. B) 2. C) 5. D) 3. Show Answer Correct Answer: A) 4. 59. The Phylum Bryozoa contains which common names of creatures? A) Birds. B) Bryozoans. C) Amphibians. D) Arachnids. Show Answer Correct Answer: B) Bryozoans. 60. What is the main characteristic of organisms in the Fungi kingdom? A) Autotrophic. B) Multicellular. C) Heterotrophic. D) Unicellular. Show Answer Correct Answer: C) Heterotrophic. ← PreviousNext →Related QuizzesScience QuizzesClass 11 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books