BIO301 Midterm MCQs

VUBSBiologyZone(Admin; TalhaWaraich)

giftforVUBSBiologyZone, IamthankfultoTashaKhan(TalhaWaraich) Bio_301-Genetics

Q1. the SubTypesofGenetics?

Answer: Therearefoursubdisciplinesofgeneticswhichareasfollows,although someoftheGeneticistclassifyGeneticsinmanysubdisciplines Transmission(Classical)Genetics PopulationGenetics QuantitativeGenetics MolecularGenetics

2. GregorMendelusedgardenpeaasexperimentalplantforformulating

the ?withoutoption

Answer: lawsofheredity

Q3. GregorMendelusedgardenpeaasexperimentalplantforformulatingthelawsof heredity,writethefollowingwerethepropertiesofgardenpea?

Answer: Seedinavarietyofshapesandcolors. Self,crosspollinate. Takesuplittlespace. Shortgenerationtime Producesmanyoffspring

4. whichisthePopulationgeneticsisthestudytsof inagroupofpopulation.? c)trait d)genome
5. Quantitativegeneticsisthestudyofgrouphereditaryfortraitsdeterminedbymany genessimultaneouslysuchas

a)skincolor, b)height, c)eyecolord)allofthese

6. Moleculargeneticsthisbranchofgeneticsdealswiththemolecularstructureand functionofgenes c)trait d)genotype

Q7. WhatisTrait?

Ans;variantforacharacter(i.e.brown,black,whiteetc).

8. DefineGenotypeandPhenotype? :Geneticmake-upofanorganismiscalledGenotypewhilephysicalappearanceofan organismiscalledPhenotype
9. DefineDominantandRecessive? whenonecharacteristicexpressesitselfovertheotheri.e.roundoverwrinkledwas dominantinGregorMendelexperimentswhilethetraitthatdoesnotshowthroughin thefirstgenerationiscalledasrecessivetraiti.e.wrinkled.
10. whenonecharacteristicexpressesitselfovertheotheri.e.roundoverwrinkledwas dominantinGregorMendelexperimentsISCalled b)Recessivetrait c)Dominanttrait d)quantitativetrait

Q11. wgenthetraitthatdoesnotshowthroughinthefirstgenerationiscalledas i.e.wrinkled.?

b)Recessivetrait c)Dominanttrait d)quantitativetrait

12. whenweacrossofparents,thatarepureforcontrastingtraits,onlyoneformofthe traitwillappearinthenextgeneration. Inthemonohybridcross,oneversionwillbe disappearediscalled

a)law ndependentassortment b)lawofdominance c)LawofSegregation

Q13. writetheModernGeneticsConcepts?

Answer: ChromosomesandGene(s) MendelianGeneticsandNon-MendelianGenetics GenotypesandPhenotypes MutationsandPolymorphism

Q14. Whatischromosome?

Ans; Geneticmaterialincellsisorganizedintochromosomes. Prokaryotesgenerallyhave onecircularchromosome. Eukaryotes-linearchromosomesintheirnuclei.

Q15. whatisgene?

Ans; Aheredityunitonchromosomes

16. whenIndicate"achange"whileinotherdisciplinesitisusedtoindicate"a diseasecausingchange"

a)Mendeliangenetics b)Non-Mendeliangenetics c)gene d)mutation

17. inwhichGeneticmake-upofanorganism

a)heredity b)Genotype c)phenotype d)gene

18. whichphysicalappearanceofaorganismcreateiscalled

a)heredity b)Genotype c)phenotype d)gene

19. inwhichprocessTransmissionoftraitsfromparentstooffspring is called

a)trait b)gene c)papulation d)Heredity

20. Accordingtoblendinghypothesis,geneticmaterialoftheparentsmixes during

a)egg b)ovum c) fertilization d)sperm

21. whichistheprocessDifferencescanbeseeninindividualsofthesamespecies, suchasheight,weight,coloretciscalled

variation

22. Language,obesity,athleticskillsetcwhattypeofvariation? a)InheritedVariations b)AcquiredVariation c)Variationbygenetic d) variationby

Q23. Bloodgroups,fingerprintsandsexetc.whattypeofofvaration?

a)InheritedVariations b)AcquiredVariation c)Variationbygenetic d) variationby