This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 2 Biological Classification – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 2 Biological Classification Quiz 13 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What two levels make up a scientific name? A) Genus and order. B) Genus and species. C) Domain and kingdom. D) Family and genus. Show Answer Correct Answer: B) Genus and species. 2. Scientific study of how living things are classified A) Biodiversity. B) Taxonomy. C) Species. D) Classification. Show Answer Correct Answer: B) Taxonomy. 3. What is the study of evolutionary relationships between organisms called? A) Ecology. B) Phylogeny. C) Taxonomy. D) Morphology. Show Answer Correct Answer: B) Phylogeny. 4. This kingdom includes non-green, nonmoving eukaryotic organisms that break down substances outside their bodies and absorb nutrients. A) Protista. B) Eukarya. C) Fungi. D) Animalia. Show Answer Correct Answer: C) Fungi. 5. The branch of Biology that studies the classification of living organisms is called A) Taxonomy. B) Zoology. C) Cytology. D) Taxidermy. Show Answer Correct Answer: A) Taxonomy. 6. The scientific name for the common house cat is Felis domesticus. What is its species name? A) Feline. B) Felis. C) Domesticus. D) House cat. Show Answer Correct Answer: C) Domesticus. 7. Select the total number of disease from the following caused by bacteria mumps, snallpox, citrus canker, cholera, typhoid, tetanus, sleeping sickness, malaria A) 4. B) 2. C) 5. D) 6. Show Answer Correct Answer: A) 4. 8. Potato spindle tuber disease is caused by A) Virus. B) Bacteria. C) Viroids. D) Phycobionts. Show Answer Correct Answer: C) Viroids. 9. The highest productive marine ecosystem is inhabited by organisms exhibiting symbiotic association between A) Whale-Dinoflagellates. B) Fungi-Algae. C) Green algae-Cnidarians. D) Fungi-roots of aquatic plants. Show Answer Correct Answer: C) Green algae-Cnidarians. 10. Assertion-Bacteria are very complex in behaviors, though their structure is very simple. Reason-Bacteria as a group shows the most extensive metabolic diversity. A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is not the correct explanation of A. C) A is true and r is false. D) Both A and R are False. Show Answer Correct Answer: B) Both A and R are true but R is not the correct explanation of A. 11. Satellite RNAs are present in some ..... A) Prions. B) Bacteriophages. C) Plant viruses. D) Viroids. Show Answer Correct Answer: C) Plant viruses. 12. In the five-kingdom classification, which kingdom includes organisms that are primarily decomposers? A) Animalia. B) Plantae. C) Fungi. D) Protista. Show Answer Correct Answer: C) Fungi. 13. An organism was given scientific name based on what system? A) Taxonomy. B) Binomial nomenclature. C) Nomenclature. D) Hierarchical. Show Answer Correct Answer: B) Binomial nomenclature. 14. Bacteria participate in- A) Many industrial and commercial processes. B) N$_{2}$-fixation in legume roots. C) Disease producing in plants, animals and human beings. D) All. Show Answer Correct Answer: D) All. 15. Which domain of life is characterized by having cells with a true nucleus? A) Eukaryota. B) Prokaryota. C) Bacteria. D) Archaea. Show Answer Correct Answer: A) Eukaryota. 16. Assertion-The RNA of the viroid is of low molecular weight Reason-This RNA is able to cause neurological diseases in humans. A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is not the correct explanation of A. C) A is true but R is false. D) A is false but R is true. Show Answer Correct Answer: C) A is true but R is false. 17. What are the highest-level groups in the classification system called? A) Species. B) Domains. C) Kingdoms. D) Genuses. Show Answer Correct Answer: B) Domains. 18. Which among the following is incorrect about Lacto bacilli? A) They are also useful in industries for fermentation of wine. B) These are rod shaped bacteria. C) These are the bacteria responsible for turning milk into curd. D) These are parasites. Show Answer Correct Answer: D) These are parasites. 19. Assertion:Viruses are considered as connective link between living and non-living.Reason:They act as live organism both outside and inside of host. A) Only reason is correct. B) Only assertion is correct. C) Both are incorrect. D) Both are correct. Show Answer Correct Answer: B) Only assertion is correct. 20. What is a cladogram? A) None of the above. B) A type of DNA sequence. C) A branching diagram representing evolutionary relationships. D) A type of fossil. Show Answer Correct Answer: C) A branching diagram representing evolutionary relationships. 21. What is the primary purpose of a dichotomous key? A) To study the behavior of animals in their natural habitat. B) To identify organisms by answering a series of questions. C) To create a visual representation of an ecosystem. D) To classify organisms based on genetic information. Show Answer Correct Answer: B) To identify organisms by answering a series of questions. 22. Which of the following is a correct statement about the kingdom Protista? A) All protists are photosynthetic. B) Protists are only found in aquatic environments. C) Protists can be either unicellular or multicellular. D) All protists are heterotrophic. Show Answer Correct Answer: C) Protists can be either unicellular or multicellular. 23. Which of the following is not involved in the sexual life cycle of fungi? A) Karyogamy. B) Mitosis. C) Plasmogamy. D) Meiosis. Show Answer Correct Answer: B) Mitosis. 24. This term describes a form of asexual reproduction utilized by yeasts in which 2 identical cells are produced. A) Budding. B) Fertilization. C) Conjugation. D) Fragmentation. Show Answer Correct Answer: A) Budding. 25. Which is missing:kingdom, phylum, ..... , order, family, genus, species. A) Ctenophora. B) Coral. C) Class. D) Clown fish. Show Answer Correct Answer: C) Class. 26. Cell wall is present in Kingdom anemalia A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 27. Statement I-Albugo candida is a bacteria.Statement II-It is responsible for causing white rust of crucifers. A) Both statements are correct. B) Only statement I is correct. C) Both statements are incorrect. D) Only statement ii is correct. Show Answer Correct Answer: D) Only statement ii is correct. 28. What is the role of a biologist in studying classification? A) To analyze the effects of climate change on ecosystems. B) To conduct experiments on plant growth only. C) The role of a biologist in studying classification is to categorize and understand the relationships among living organisms. D) To study the chemical composition of cells. Show Answer Correct Answer: C) The role of a biologist in studying classification is to categorize and understand the relationships among living organisms. 29. Why do you often see mushrooms attached to a dead log on the ground? A) Fungi are a part of the tree from which the log was attached. B) Fungi are giving the dead log nutrition. C) Fungi are from the same kingdom as logs. D) Fungi absorb their nutrition from dead organisms such as logs. Show Answer Correct Answer: D) Fungi absorb their nutrition from dead organisms such as logs. 30. NAKED CYTOPLASM, MULTINUCLEATED AND SAPROPHYTES ARE THE CHARACTRISTICS OF A) SLIME MOULDS. B) FUNGI. C) MONERA. D) PROTISTA. Show Answer Correct Answer: A) SLIME MOULDS. 31. In prokaryotes, the genetic material is ..... A) Linear DNA with histones. B) Circular DNA with histones. C) Circular DNA without histones. D) Linear DNA without histones. Show Answer Correct Answer: C) Circular DNA without histones. 32. What is the correct order of Classification? A) Phylum, Kingdom, Class, Order, Family, Genus, Species. B) Kingdom, Phylum, Class, Order, Family, Genus, Species. C) Kingdom, Phylum, Class, Family, Genus, Species. D) Kingdom, Phylum, Order, Class, Family, Genus, Species. Show Answer Correct Answer: B) Kingdom, Phylum, Class, Order, Family, Genus, Species. 33. Mycobiont and Phycobiont forms association in A) Mycorrhiza. B) B-G algae. C) Root of higher plants. D) Lichen. Show Answer Correct Answer: D) Lichen. 34. Find the incorrect combination A) Virus with dsDNA-Herpes virus, Hepatitis-B virus. B) Virus with ssDNA-Polio virus, Measles virus. C) Virus with ssRNA-HIV, TMV. D) Virus with dsRNA-Reo virus, Mycophages. Show Answer Correct Answer: B) Virus with ssDNA-Polio virus, Measles virus. 35. Match the columns:1. Basidiomycetes-A. Agaricus2. Ascomycetes-B. Albugo3. Phycomycetes-C. Trichoderma4. Deuteromycetes-D. Saccharomyces A) 1-A, 2-D, 3-B, 4-C. B) 1-A, 2-B, 3-D, 4-C. C) 1-C, 2-D, 3-A, 4-B. D) 1-D, 2-A, 3-B, 4-C. Show Answer Correct Answer: A) 1-A, 2-D, 3-B, 4-C. 36. Given below are statements describing characteristics of Tobacco Mosaic Virus. Find the incorrect statement. A) It is Rod shaped. B) It contains single DNA and capsid. C) Capsid is made of about 2100 capsomeres. D) Protein coat is not surrounded by any covering and said to be naked. Show Answer Correct Answer: B) It contains single DNA and capsid. 37. Statement I-Comma-shaped bacteria are coccus.Statement II-Some Mycoplasma are autotrophic in nature. A) Statement I is correct butStatement II is wrong. B) Statement I is wrong but Statement II is correct. C) Both are correct. D) Both are wrong. Show Answer Correct Answer: D) Both are wrong. 38. Domain, Kingdom, ..... , Class, Order, Family, Genus, Species. What level is missing? A) Philosophy. B) Physiology. C) Phylum. D) Psychology. Show Answer Correct Answer: C) Phylum. 39. Which of the following is the highest level of classification-the most generic A) Kingdom. B) Species. C) All the above. D) None of the above. Show Answer Correct Answer: A) Kingdom. 40. What is the system called that Leo uses to organize the strange creatures he found on Taxon-7? A) Mendelian System. B) Linnaean Classification System. C) Galactic Species Index. D) Darwinian Taxonomy. Show Answer Correct Answer: B) Linnaean Classification System. 41. Halophiles are organisms that require: A) High oxygen content. B) High acidity. C) High temperature. D) High salt content. Show Answer Correct Answer: D) High salt content. 42. ..... are important decomposers that cause decay and decomposition of dead bodies of plants and animals. A) Saprophytic bacteria. B) Saprotrophic fungi. C) Plants, like Sarracenia. D) Both (a) and (b). Show Answer Correct Answer: D) Both (a) and (b). 43. What is the Latin binomial name for the Jaguar? A) Panthera leo. B) Panthera pardus. C) Panthera onca. D) Panthera tigris. Show Answer Correct Answer: C) Panthera onca. 44. These are animal like protists. A) Bacteria. B) Slime molds. C) Protozoa. D) Algae. Show Answer Correct Answer: C) Protozoa. 45. To what domain does Kingdom Fungi belong? A) Eukarya. B) Archaea. C) Bacteria. D) None of the above. Show Answer Correct Answer: A) Eukarya. 46. What did the Two Kingdom system fail to distinguish? A) Eukaryotes and prokaryotes. B) Viruses and viroids. C) Plants and animals. D) Fungi and bacteria. Show Answer Correct Answer: A) Eukaryotes and prokaryotes. 47. For hundreds of years, people thought all living things belonged to one of two groups. What were the two groups? A) Living and nonliving. B) Animals and plants. C) Animals and flowers. D) Microscopic and macroscopic. Show Answer Correct Answer: B) Animals and plants. 48. Which of the following is a parasitic fungi causes white rust in mustard plant? A) Ustilago. B) Albugo. C) Alternaria. D) Sacharomyces. Show Answer Correct Answer: B) Albugo. 49. Which domain includes all multicellular plants and animals? A) Archaea. B) Protista. C) Eukarya. D) Eubacteria. Show Answer Correct Answer: C) Eukarya. 50. Red Sea phenomenon is due to A) Dinoflagellates. B) Cyanobacteria. C) Dinophyceae. D) Diatoms. Show Answer Correct Answer: A) Dinoflagellates. 51. What is the term for a variety of species in a specific area? A) Ecosystem. B) Population. C) Biodiversity. D) Habitat. Show Answer Correct Answer: C) Biodiversity. 52. Five kingdom system of classification suggested by R.H. Whittaker is NOT based on: A) Mode of nutrition. B) Complexity of body organization. C) Presence or absence of a well-defined nucleus. D) Mode of reproduction. Show Answer Correct Answer: C) Presence or absence of a well-defined nucleus. 53. Linnaeus evolved a system of nomenclature called A) Binomial. B) Monomial. C) Polynomial. D) Vernacular. Show Answer Correct Answer: A) Binomial. 54. Which of the following statements regarding viruses are correct?i) These are cellular, infections, nucleoprotien particles.ii) They can be grown in culture medium. iii) Genetic material is either DNA or RNA, but never both.iv) They can be crystallised A) (i) and (ii). B) (ii), and (iii). C) (iii) and (iv). D) (i), (iii) and (iv). Show Answer Correct Answer: C) (iii) and (iv). 55. Assertion-The spores of slime molds lack true wallsReason-Spores are dispersed by air currents A) If Both A and R are true and R is the correct explanation of A. B) If Both A and R are true and R is not the correct explanation of A. C) If A is true and R is false. D) If A is false but R is true. Show Answer Correct Answer: D) If A is false but R is true. 56. The genetic material in virus is A) Only RNA. B) Only DNA. C) RNA and DNA both. D) RNA or DNA (only one). Show Answer Correct Answer: D) RNA or DNA (only one). 57. A tool used by a taxonomist to identify an unknown organism is known as a ..... A) Binomial nomenclature. B) Binomial key. C) Scientific name. D) Dichotomous key. Show Answer Correct Answer: D) Dichotomous key. 58. Organisms that use the sun's rays as an energy source and the atmosphere as a source of carbon are: A) Chemoheterophs. B) Photoheterotrophs. C) Photoautotrophs. D) Chemoautotrophs. Show Answer Correct Answer: C) Photoautotrophs. 59. A common structure between bacteria loving virus and eukaryotic cells is A) DsDNA. B) SsRNA. C) Protein coat. D) SsDNA. Show Answer Correct Answer: A) DsDNA. 60. In five-Kingdom classification system, the kingdom that includes the blue-green algae, nitrogen-fixing bacteria and methanogenic archaebacteria is A) Plantae. B) Fungi. C) Protista. D) Monera. Show Answer Correct Answer: D) Monera. ← 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