This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 2 Biological Classification – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 2 Biological Classification Quiz 9 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which one of the following statements is true about the Four Kingdom classification? A) It was proposed by E. Haeckel. B) A new kingdom called Monera was created. C) The new kingdom included all unicellular prokaryotic and eukaryotic organisms. D) The four kingdoms are Animalia, Plantae, Fungi & Protista. Show Answer Correct Answer: B) A new kingdom called Monera was created. 2. The common name of Cholophyceae A) Green algae. B) Brown algae. C) Blue algae. D) None of the above. Show Answer Correct Answer: A) Green algae. 3. Which of the following may cause water blooms A) Blue-green algae. B) Virus. C) Mycoplasma. D) Bacteria. Show Answer Correct Answer: A) Blue-green algae. 4. How any of the following statements regarding fungi are true?I. Asexual reproduction is common by the formation of spores.II. Their bodies consist of hyphae that many be interconnected to form mycelium.III. They secrete digestive enzymes onto organic matter and then absorb the products of the digestion IV. Fungi ca break down almost any carbon containing product. V. Fungi do not enter symbiotic relationships. A) 4. B) 2. C) 3. D) 5. Show Answer Correct Answer: A) 4. 5. The presence of gas vacuole is evident in the members of kingdom A) Fungi. B) Animalia. C) Monera. D) Protista. Show Answer Correct Answer: C) Monera. 6. Group of related families A) Order. B) Genus. C) Class. D) Family. Show Answer Correct Answer: A) Order. 7. Fungal spores produced asexually at the tips of hyphae are called A) Conidiophores. B) Meiospores. C) Sporangiophores. D) Anthospores. Show Answer Correct Answer: A) Conidiophores. 8. Gene transfer method that involves physical contact between two bacteria. A) Translation. B) Conjugation. C) Transformation. D) Transduction. Show Answer Correct Answer: B) Conjugation. 9. What mnemonic can help remember the general taxonomic ranks? A) Do Kids Prefer Candy Or Fruit Generally Speaking. B) Do Kangaroos Prefer Cheese Or Fish Generally Speaking. C) Do Koalas Prefer Chocolate Or Fruit Generally Speaking. D) Do Kites Prefer Clouds Or Fog Generally Speaking. Show Answer Correct Answer: C) Do Koalas Prefer Chocolate Or Fruit Generally Speaking. 10. Read the given statements that describes certain infectious particle.i) It was discovered by T.O. Diener and was found to be smaller than viruses.ii) It causes potato spindle tuber disease.iii) It is a free RNA particle which lacks the protein coat.iv) It has low molecular weight RNA as genetic material.Which of the following is referred to here? A) Virion. B) Virus. C) Bacteriophage. D) Viroid. Show Answer Correct Answer: D) Viroid. 11. FOLLOWING IN NOT AN ASEXUAL SPORE A) BASIDIOSPORE. B) ASCOSPORE. C) ZOOSPORE. D) OOSPORE. Show Answer Correct Answer: C) ZOOSPORE. 12. Which among the following is not a prokaryote? A) Saccharomyces. B) Oscillatoria. C) Mycobacterium. D) Nostoc. Show Answer Correct Answer: A) Saccharomyces. 13. Passive phytoplankton is A) Diatoms. B) Dinoflagellates. C) Slimemoulds. D) Euglena. Show Answer Correct Answer: A) Diatoms. 14. What level comes after order? A) Genus. B) Family. C) Species. D) Kingdom. Show Answer Correct Answer: B) Family. 15. Identify the following examples, a fungus which is of medical importance A) Agaricus. B) Saccharomyces. C) Cercospora. D) Penicillium. Show Answer Correct Answer: D) Penicillium. 16. Fungi can exist asI. saprotrophsII. autotrophsIII. parasitesIV. mutualists A) I only. B) I, II and III. C) I, III and IV. D) I, II and III. Show Answer Correct Answer: C) I, III and IV. 17. Assertion:Euglena cannot be classified on the basis of two kingdom system. Reason:Euglena is a plant due to presence of chlorophyll. 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: C) If Assertion is true but Reason is false. 18. What is the purpose of classifying living things into groups? A) To find their origin. B) To understand their behavior. C) To place them in categories based on shared features. D) To study their habitats. Show Answer Correct Answer: C) To place them in categories based on shared features. 19. (Taxonomy) The classification system we use today was created by ..... A) Mendel. B) Darwin. C) Watson & Crick. D) Linnaeus. Show Answer Correct Answer: D) Linnaeus. 20. The class Chaetopteriformia is part of which phylum? A) Arthropoda. B) Annelida. C) Acanthocephla. D) Bryozoa. Show Answer Correct Answer: B) Annelida. 21. Which of the following group of kingdom protista is being described in the statements given below? (i) This group includes diatoms and golden algae. (ii) They are microscopic and float passively in water currents (plankton). (iii) Most of them are photosynthetic. (iv) They have deposits in their habitat; this accumulation over billion of years is referred to as 'diatomaceous earth'. A) Chrysophytes. B) Dinoflagellates. C) Euglenoids. D) Slime moulds. Show Answer Correct Answer: A) Chrysophytes. 22. * ..... are the sole members of the Kingdom Monera. A) Bacteria. B) Virus. C) Algae. D) None of the above. Show Answer Correct Answer: A) Bacteria. 23. The cell walls of fungi are made of: A) Protein. B) Sugar. C) Chitin. D) Cellulose. Show Answer Correct Answer: C) Chitin. 24. Specialized cells for fixing atmospheric nitrogen in Nostoc are A) Akinetes. B) Heterocysts. C) Hormogonia. D) Nodules. Show Answer Correct Answer: B) Heterocysts. 25. Red colour of red sea is due to presence of ..... A) Trypanosoma. B) Trychodesmium. C) Gonyaulax. D) Navicula. Show Answer Correct Answer: B) Trychodesmium. 26. Biologists separated the living word into two kingdoms ..... A) Plants and microorganisms. B) Animals and insects. C) Land animals and ocean animals. D) Plants and animals. Show Answer Correct Answer: D) Plants and animals. 27. In Aristotle's system of classification, animals were classified on the basis of their size and structure A) False-environment. B) True. C) False-color. D) False-ability to fly or not. Show Answer Correct Answer: A) False-environment. 28. Photogenic granules are present in. A) Paramoecium. B) Navicula. C) Physarum. D) Noctiluca. Show Answer Correct Answer: D) Noctiluca. 29. The 4 eukaryote kingdoms are Animals, Plants, Fungi, and A) Humans. B) Bacteria. C) Archaea. D) Protists. Show Answer Correct Answer: D) Protists. 30. Archaebacteria can survive in extreme conditions because of the ..... A) Complex metabolic reactions in their body. B) Fact that they are the oldest life forms on the earth. C) Rigid cell wall they have. D) Double-membrane nucleus. Show Answer Correct Answer: C) Rigid cell wall they have. 31. In an area, heavily polluted by motor car exhausts and thermal power plants, the following organism will not be evident A) Homo sapiens. B) Drosophila melanogaster. C) Lichens. D) Musca domestica. Show Answer Correct Answer: C) Lichens. 32. Which Domain includes organisms that live in extreme environments like hot springs? A) Bacteria. B) Protista. C) Archaea. D) Eukarya. Show Answer Correct Answer: C) Archaea. 33. Which one of the following is an incorrect statement regarding mycoplasma? A) They lack a cell wall. B) They are the smallest living. C) They cannot survive without oxygen. D) They are pathogenic in plants and animals. Show Answer Correct Answer: C) They cannot survive without oxygen. 34. Which of these is a fungus? A) Bacteria. B) Mushroom. C) Seaweed. D) Algae. Show Answer Correct Answer: B) Mushroom. 35. During the formation of bread it becomes po-rous due to release of CO2by the action of A) Yeast. B) Protozoans. C) Bacteria. D) Viruses. Show Answer Correct Answer: A) Yeast. 36. Virus envelope is known as A) Nucleoprotein. B) Core. C) Capsid. D) Virion. Show Answer Correct Answer: C) Capsid. 37. Mycoplasma are classified under which of the following kingdoms? A) Fungi. B) Monera. C) Plantae. D) Protista. Show Answer Correct Answer: B) Monera. 38. T.O. Diener discovered a A) Free infectious DNA. B) Bacteriophage. C) Free infectious RNA. D) Infectious protein. Show Answer Correct Answer: C) Free infectious RNA. 39. ..... is the most common method of reproduction in bacteria. A) Binary fission. B) Sexual reproduction. C) Endospore formation. D) Conjugation. Show Answer Correct Answer: A) Binary fission. 40. Which of the following statements is incorrect regarding the structure of a typical bacterial cell? A) Cells possess naked circular DNA which is folded to form nucleoid. B) Cells are surrounded by a peptidoglycan cell wall and a mucilaginous sheath. C) Cells possess well developed membrane bound cell organelles. D) Ribosomes in these cells are 70S in nature. Show Answer Correct Answer: C) Cells possess well developed membrane bound cell organelles. 41. Which of the following is a ciliated protozoan? A) Plasmodium vivax. B) Leishmania donovani. C) Amoeba proteus. D) Paramecium caudatum. Show Answer Correct Answer: D) Paramecium caudatum. 42. In the biological classification system, which taxonomic rank comes directly above 'Genus'? A) Species. B) Class. C) Order. D) Family. Show Answer Correct Answer: D) Family. 43. Which domain includes organisms that are known for living in extreme environments, such as hot springs and salt lakes? A) Archaea. B) Eukarya. C) Protista. D) Bacteria. Show Answer Correct Answer: A) Archaea. 44. What part of a virus is the protein capsule that houses the genetic material (DNA/RNA)? A) Nucleus. B) Capsid. C) Glycoprotein. D) Tail. Show Answer Correct Answer: B) Capsid. 45. The science of classifying is called A) Taxonomy. B) Taxation. C) Tribulations. D) Trigonometry. Show Answer Correct Answer: A) Taxonomy. 46. Which statement is incorrect w.r.t Mycoplasma . A) Survive only in absence of oxygen. B) Pathogenic to plants and animals. C) Sensitive to tetracycline. D) Heterotrophic in nutrition. Show Answer Correct Answer: A) Survive only in absence of oxygen. 47. Who divided animals into Anaima & Enaima A) Aristotle. B) Whittaker. C) Linnaeus. D) John Ray. Show Answer Correct Answer: A) Aristotle. 48. Which of the following does NOT describe a beneficial use of fungi to humans? A) Fungi provide humans with oxygen during photosynthesis. B) Fungi are nature's "recyclers" and return nutrients to the environment. C) Fungi are used to create many medicines. D) Fungi are used for food for making certain foods. Show Answer Correct Answer: A) Fungi provide humans with oxygen during photosynthesis. 49. The following pairs of diseases caused by viruses? A) Measles and Rabies. B) Syphilis and AIDS. C) Tetanus and typhoid. D) Whooping cough and sleeping sickness. Show Answer Correct Answer: A) Measles and Rabies. 50. Bacillus thuringensis can withstand heating, dryness and toxic chemicals that kill most other bacteria. This indicates that it is probably able to form A) Endospores. B) Pili. C) Endotoxin. D) Pseudopodia. Show Answer Correct Answer: A) Endospores. 51. WHO SAID VIRUS MEANS POISONOUS FLUID A) M BEIJERINEK. B) D J IVANOWSKY. C) PASTEUR. D) W M STANLEY. Show Answer Correct Answer: C) PASTEUR. 52. Members of Kingdom Animalia are ..... A) Heterotrophs. B) Autotrophs. C) All the above. D) None of the above. Show Answer Correct Answer: A) Heterotrophs. 53. Which kingdom includes multicellular organisms that are not plants or animals? A) Bacteria. B) Fungi. C) Protista. D) Archaea. Show Answer Correct Answer: B) Fungi. 54. Archaeabacteria do not show A) Peptidoglycan in cell wall. B) Introns in DNA. C) Branched chain lipids in cell membrane. D) Ribosomal protein with high acidic nature. Show Answer Correct Answer: A) Peptidoglycan in cell wall. 55. A bacteria divides once every minute & it takes 1 hour to fill a cup. How much time it will take to fill half the cup A) 29 minutes. B) 60 minutes. C) 30 minutes. D) 59 minutes. Show Answer Correct Answer: D) 59 minutes. 56. Plasmid are ..... A) New types of micro organism(3). B) Essential bacterial genetic materials. C) Virus. D) Extra chromosomal genetic material of bacteria. Show Answer Correct Answer: D) Extra chromosomal genetic material of bacteria. 57. Which of the following would be examples of fungi-like protists? A) Euglena & Algae. B) Stentor & Diatoms. C) Amoeba & Paramecium. D) Slime Molds & Water Molds. Show Answer Correct Answer: D) Slime Molds & Water Molds. 58. Plants, animals, fungi, and protists all belong to which Domain? A) Eukarya. B) Prokarya. C) Archaea. D) Bacteria. Show Answer Correct Answer: A) Eukarya. 59. Which of the following is a characteristic of the kingdom Fungi? A) They are autotrophic. B) They have cell walls made of chitin. C) They are all photosynthetic. D) They are all unicellular. Show Answer Correct Answer: B) They have cell walls made of chitin. 60. Which of the following show crystallisation? A) Fungi. B) Anti-virus. C) Virus. D) Bacteria. Show Answer Correct Answer: C) Virus. ← 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