Hansraj College Quiz
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![Page 1: Hansraj College Quiz](https://reader036.fdocuments.in/reader036/viewer/2022081504/5562160bd8b42a00138b52da/html5/thumbnails/1.jpg)
GAIA 2009The Biological Society Annual Festival
Hansraj collegeNovember 25, 2009
QUIZ CONTEST
Sponsored by : Media Partner :
TRAJECTORY.INRebooting Science
![Page 2: Hansraj College Quiz](https://reader036.fdocuments.in/reader036/viewer/2022081504/5562160bd8b42a00138b52da/html5/thumbnails/2.jpg)
First Round
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Q1: Si RNA(s) interfere at
A. Transcriptional levelB. Post-transcriptional levelC. DNA replication levelD. Translational level
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Q2: Seleno cysteine
A. Only present in prokaryotesB. Coded by UGA(stop codon)C. Derives from cysteineD. Forms post translationally
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Q3: Three sides of triangle are 6,8,10 . It is a/an
A. Obtuse angled triangleB. Right angled traingleC. Acute angled triangleD. None of these
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Q4: A coin is tossed and a fair six sided die is thrown. How many possible outcomes are there ?
A. 12B. 6C. 8D. 2
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Q5: Siderphores
A. Make complex with Fe3+
B. Help in iron transportC. Secreted by microbesD. All of the above
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Q6: In angiosperms, triple fusion produces
A. Polar nucleusB. Secondary nucleusC. Primary endospermic nucleusD. Zygotic nucleus
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Q7: Amphibian metamorphosis is controlled by
A. Thyroid hormoneB. Parathyroid hormoneC. OxytocinD. ecdysone
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Q8: Chitin occurs in the cell wall of
A. bacteriaB. ArthropodsC. FungusD. Molluscs
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Q9: Which technique is used to study de novo RNA synthesis ?
A. Southern blottingB. Northern blottingC. microarrayD. RT-PCR
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Q10. P element
A. Is a transposon B. Has a role in hybrid dysgenesisC. Occurs in D. melanogasterD. All of the above
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Q11: Which of the following signal molecule is responsible for quorum
sensing ?
A. Acyl homoserine lactoneB. maltoseC. Acetyl cholineD. Brassino steroid
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Q12: India is a federal union of how many states :
A. 27B. 28C. 29D. 30
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Q13: Which of the following is the capital of Colombia ?
A. SantiagoB. BogotaC. PristinaD. ottawa
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Q14: Sex limited inheritance
A. Occurs due to gene present on X-chromosome only
B. Occurs due to presence of gene in only sex C. Occurs as a result of individuals sexD. Not occurs in animals
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Q15: Which of the following is not a substrate for ribulose 1,5-biphosphate
carboxylase ?A. Co2
B. Glyceraldehyde -3 - phosphateC. Ribulose 1,5 – bi phosphateD. O2
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Q16:Which of the following is not an example of allopolyploid
A. RaphanobrassicaB. Evening prime roseC. TriticaleD. Triticum aestivum
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Q17: Stomatal opening in a leaf
A. Involves closing of K+
B. Occurs when there is an increase in turgor pressure in the guard cells
C. Occurs in the darkD. Occurs in response to abscissic acid
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Q18: Jasmonic acid :
A. Is synthesized from linolenic acidB. Is growth promoterC. Delay leaf senesceneD. Only present in mouses and ferns
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Q19: The change in frequency due to Doppler effect does not depend on:
A. the speed of the sourceB. The speed of the observerC. The frequency of the sourceD. Separation between the source and
the observer
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Q20: Plant cell wall is composed of:
A. LigatureB. LigninC. CelluloseD. Sap