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Hansraj College Quiz


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Quiz Conducted by TRAJECTORY.IN

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Hansraj College Quiz

  1. 1. GAIA 2009The Biological Society Annual FestivalHansraj collegeNovember 25, 2009<br />Sponsored by :<br />Media Partner : <br />TRAJECTORY.IN<br />Rebooting Science<br />QUIZ CONTEST<br />
  2. 2. First Round<br />
  3. 3. Q1: Si RNA(s) interfere at<br />Transcriptional level<br />Post-transcriptional level<br />DNA replication level<br />Translational level<br />
  4. 4. Q2: Selenocysteine<br />Only present in prokaryotes<br />Coded by UGA(stop codon)<br />Derives from cysteine<br />Forms post translationally<br />
  5. 5. Q3: Three sides of triangle are 6,8,10 . It is a/an<br />Obtuse angled triangle<br />Right angled traingle<br />Acute angled triangle<br />None of these<br />
  6. 6. Q4: A coin is tossed and a fair six sided die is thrown. How many possible outcomes are there ?<br />12<br />6<br />8<br />2<br />
  7. 7. Q5: Siderphores<br />Make complex with Fe3+<br />Help in iron transport<br />Secreted by microbes<br />All of the above<br />
  8. 8. Q6: In angiosperms, triple fusion produces <br />Polar nucleus<br />Secondary nucleus<br />Primary endospermic nucleus<br />Zygotic nucleus<br />
  9. 9. Q7: Amphibian metamorphosis is controlled by<br />Thyroid hormone<br />Parathyroid hormone<br />Oxytocin<br />ecdysone<br />
  10. 10. Q8: Chitin occurs in the cell wall of <br />bacteria<br />Arthropods<br />Fungus<br />Molluscs<br />
  11. 11. Q9: Which technique is used to study de novo RNA synthesis ?<br />Southern blotting<br />Northern blotting<br />microarray<br />RT-PCR<br />
  12. 12. Q10. P element <br />Is a transposon<br />Has a role in hybrid dysgenesis<br />Occurs in D. melanogaster<br />All of the above<br />
  13. 13. Q11: Which of the following signal molecule is responsible for quorum sensing ?<br />Acylhomoserinelactone<br />maltose<br />Acetyl choline<br />Brassino steroid<br />
  14. 14. Q12: India is a federal union of how many states :<br />27<br />28<br />29<br />30<br />
  15. 15. Q13: Which of the following is the capital of Colombia ?<br />Santiago<br />Bogota<br />Pristina<br />ottawa<br />
  16. 16. Q14: Sex limited inheritance<br />Occurs due to gene present on X-chromosome only<br />Occurs due to presence of gene in only sex <br />Occurs as a result of individuals sex<br />Not occurs in animals<br />
  17. 17. Q15: Which of the following is not a substrate for ribulose 1,5-biphosphate carboxylase ?<br />Co2<br />Glyceraldehyde -3 - phosphate<br />Ribulose 1,5 – bi phosphate<br />O2<br />
  18. 18. Q16:Which of the following is not an example of allopolyploid<br />Raphanobrassica<br />Evening prime rose<br />Triticale<br />Triticumaestivum<br />
  19. 19. Q17: Stomatal opening in a leaf<br />Involves closing of K+<br />Occurs when there is an increase in turgor pressure in the guard cells<br />Occurs in the dark<br />Occurs in response to abscissic acid <br />
  20. 20. Q18: Jasmonic acid :<br />Is synthesized from linolenic acid<br />Is growth promoter<br />Delay leaf senescene<br />Only present in mouses and ferns<br />
  21. 21. Q19: The change in frequency due to Doppler effect does not depend on:<br /> the speed of the source<br />The speed of the observer<br />The frequency of the source<br />Separation between the source and the observer<br />
  22. 22. Q20: Plant cell wall is composed of:<br />Ligature<br />Lignin<br />Cellulose<br />Sap<br />