Polytene chromosome size 30 times lesser than that of lampbrush, Polytene chromosome can observed in Malpighian tubules of insects

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Free Online Mock Biotechnology Multiple Choice Test on Chromosome

Sub Category : Chromosome	Test : 2	Time Left :
1.The polytene chromosome were first reported by Balbiani (188) but the term polytene was given by
(1) Ruckert (2) Callan and Liyod (3) Strasburger (4) Koltar
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2.The size of polytene chromosome is nearly
(1) Some as that of Lampbrush (2) 30 times lesser than that of lampbrush (3) 30 times greater than that of lampbrush (4) 20 times greater than that of lampbrush
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3.Polytene chromosome can be observed in(i) Malpighian tubules of insects (ii) Gut of insects (iii) Ocytes of reptiles (iv) Ocytes of fishes Choose the correct answer
(1) i,ii (2) i,ii,iii, iv (3) ii,iii,iv (4) iii,iv
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4.Puffs and balbiani rings of polytene chromosome are?
(1) Permanent structures and helps in functioning of chromosome are (2) Temporary structure (3) Stage specific structures and disappear after their functions (4) All of the above
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5.Chromonema of polytene chromosomes gives out many series of loops laterally - balbiani rings, they are rich in?
(1) DNA (2) DNA+RNA (3) DNA+RNA+proteins (4) RNA+proteins

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Free Online Mock Biotechnology Multiple Choice Test on Chromosome