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Rajus Biology PG TRB Botany Online Course 1. What is algology? A. Study of fungi B. Study of algae C. Study of bacteria D. Study of plants 2. Who is known for contributions to algology in India? A. R. H. Whittaker B. M.O. Parthasarathy C. Carl Linnaeus D. Charles Darwin 3. Which of the following is NOT a contribution of V. Desikachary? A. Classification of algae B. Study of freshwater algae C. Research on fungi D. Marine algal studies 4. F. E. Fritsch is known for his classification of algae during which years? A. 1920-1930 B. 1935-1945 C. 1945-1955 D. 1960-1970 5. Which thallus organization is characteristic of filamentous algae? A. Unicellular B. Multicellular C. Colonial D. Coenocytic 6. Cyanobacteria are commonly referred to as: A. Green algae B. Red algae C. Blue-green algae D. Brown algae 7. Which type of reproduction involves the formation of spores? A. Vegetative B. Asexual C. Sexual D. All of the above 8. Which algae are known for their economic importance in food production? A. Chlorella B. Ulva C. Spirulina D. All of the above 9. Vegetative reproduction in algae primarily occurs through: A. Fragmentation B. Conjugation C. Fertilization D. Budding 10.Which type of algae is responsible for red tides? A. Diatoms PG TRB BOTANY CHAPTER WISE TEST Max. Marks: 50 Time: 60 min SYLLABUS: ALGAE
Rajus Biology PG TRB Botany Online Course B. Dinoflagellates C. Euglenoids D. Brown algae 11.The life cycle pattern that includes alternation of generations is called: A. Haploid B. Diploid C. Heteromorphic D. Isomorphic 12.Which phycologist is known for studying blue-green algae? A. V. Krishnamurthy B. M.O. Parthasarathy C. V.S. Sundaralingam D. V. Desikachary 13.Which group of algae is primarily found in marine environments? A. Chlorophyta B. Rhodophyta C. Phaeophyta D. All of the above 14.Which reproductive structure is typical in sexual reproduction of algae? A. Gametangium B. Zoospore C. Sorus D. Thallus 15.Algae are important in aquatic ecosystems primarily because they: A. Decompose organic matter B. Produce oxygen C. Consume carbon dioxide D. All of the above 16.Which of the following is a characteristic of red algae? A. Contain chlorophyll a and c B. Have phycoerythrin pigment C. Are primarily freshwater species D. Lack cell walls 17.The major component of algal cell walls is: A. Cellulose B. Chitin C. Agar D. Protein 18.What is the primary method of classification used by F.E. Fritsch? A. Morphological characteristics B. Genetic sequencing C. Habitat preference D. Reproductive methods 19.Which algae are commonly used as a food supplement? A. Diatoms B. Spirogyra C. Spirulina D. Chlamydomonas 20.The process of conjugation in algae is a type of: A. Asexual reproduction B. Sexual reproduction C. Vegetative reproduction D. None of the above 21.Which of the following is a characteristic of euglenoids? A. Presence of a pellicle B. Lack of flagella C. Photosynthetic D. All of the above

Rajus Biology PG TRB Botany Online Course A. Chlamydomonas reinhardtii B. Spirogyra C. Euglena D. Volvox 34.What type of algae is known for forming harmful algal blooms? A. Diatoms B. Cyanobacteria C. Green algae D. Brown algae 35.Which genus of green algae is known for its colonial form? A. Spirogyra B. Volvox C. Chlorella D. Scenedesmus 36.Which type of algae is primarily used for food in Asian cuisines? A. Spirulina B. Porphyra (Nori) C. Chlorella D. Ulva 37.The economic importance of algae includes: A. Biofuels B. Food supplements C. Pharmaceuticals D. All of the above 38.Which algae are classified as prokaryotic? A. Green algae B. Red algae C. Cyanobacteria D. Brown algae 39.The term 'phycology' is synonymous with: A. Mycology B. Algology C. Botany D. Ecology 40.Which of the following is a method of asexual reproduction in algae? A. Fragmentation B. Conjugation C. Fertilization D. All of the above 41.Which of the following is NOT a major group of algae? A. Chlorophyta (Green algae) B. Rhodophyta (Red algae) C. Phaeophyta (Brown algae) D. Bryophyta (Mosses) 42.Which type of algae is known for its ability to live in extreme conditions? A. Green algae B. Red algae C. Cyanobacteria D. Diatoms 43.The algal group that is primarily unicellular is: A. Brown algae B. Red algae C. Green algae D. Diatoms 44.Which of the following is NOT true about cyanobacteria? A. They are prokaryotic B. They can perform photosynthesis C. They have a true nucleus

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