Tuesday, 7 February 2012

QUESTION ANSWERS: Diversity in Living Organisms - (UPDATED ON: 07.02.12)

VERY SHORT TYPE QUESTIONS:-
(related to plantae kingdom)
Q1. Define Systematics?
ans. Arrangement of organisms into appropriate system.
Q2. Who devised binomial nomenclature?
ans. Carolus Linnaeus.
Q3. What is the type of specimen?
ans. On the description of whichspeciesname is established.
Q4. Define a taxon?
ans. Agroup of similar genetically related individuals.
Q5. Name the 2 kingdoms of the living world proposed by Linnaeus.
ans. Plantae and Aanimilia.
Q6. In which kingdom viruses are placed?
ans. none
Q7. Mention the main reserve food of animals and plants.
ans. Glycogen-animals; Starch-plants.
Q8. What are eukaryoutes?
ans. Organism with true nucleus.
Q9. What are prokaryoutes?
ans. Organisms with cell membrane around the genetic material.
Q10. Define class?
ans. Similar orders are placed together in a class.
Q11. What is a phylum?
ans. Many classes with same characteristics are induced in a phylum.
Q12. What is the mode of nutrition of fungi?
ans. Heterotrophic.
Q13. What is mycology ?
ans. The study of fungi  is called mycology.
Q14. Name the cell wall material in fungi ?
ans. Fungus cellulose.
Q15. What is hypha?
ans. Thallus is made up of colourless filamentous stucture called hypha.
Q16. Name the three main groups of  algae?
ans. Brown algae , red algae and green algae
Q17. Name a filamentous green alga?'
ans. Spyrogyra.
Q18.What is the name of the male sex organs in brayophytes.
ans. Archegonium
Q19. What are gymnosperms?
ans. They are seeded plants with flowers.
Q20. Give some examples of conifers.
ans. Pine cedar ,spruce,fur and red wood trees.
Q21. What are carolloid roots?
ans. When association of algae and roots is found,it forms carolloid roots.
Q22. Which type of sexual reproduction is found in gymnosperms and angiosperms?
ans. Oogamous reproduction.
Q23. Name a living fossil.
ans. Antheridium
Q24. What are hydrophytes?
ans. The plants which are found in aquatic habitat are called hydrophytes.
Q25. What are brayophytes?
ans. A division of plante kingdom consisting of mosses ond liverworms.
Q26. What is prothyllus?
ans. Prothyllus is a flat green heart shaped stucture and female gametophyte of a fern on which   
         sex organs are born.


for any query please comment(mention the respective question)
source: book name:- Holy faith abc of Science and Technology IX

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