NEET BiologyNCERT Class 12Biotechnology and Its Applications
Biotechnology: Principles and Processes: NEET questions with solutions
This chapter covers restriction enzymes, vectors, gel electrophoresis, PCR and bioreactors. Marks are lost on direction of DNA movement, selection of recombinants, the roles of enzymes used to open cells and the names of PCR steps.
Revise first: NCERT notes for Biotechnology: Principles and ProcessesQuestions
10 questions · answers after you pick
1In the name EcoRI of a restriction enzyme, what does the letter R represent?Restriction enzymesEasySingle correct2In agarose gel electrophoresis of a DNA digest, towards which electrode do the fragments move, and which fragments travel farthest from the…Gel electrophoresisEasySingle correct3Which feature of the DNA polymerase used in PCR makes it suitable, and from which organism is it isolated?Polymerase chain reactionEasySingle correct4Two statements about restriction enzymes are given. Select the correct option.Restriction enzymesMediumStatement based5Read the Assertion and the Reason about selecting recombinants with a plasmid vector in which foreign DNA is inserted at the BamH I site…Cloning vectorsMediumAssertion–Reason6Match each agent used while isolating DNA in Column I with its specific use in Column II.Isolation of the genetic materialMediumMatch the following7In a vector with a coloured-colony selection system based on β-galactosidase, a colourless colony on a chromogenic substrate indicates:Cloning vectorsMediumSingle correct8Which sequence correctly describes making bacterial cells take up a recombinant plasmid by the usual chemical method?Introducing DNA into the hostMediumSingle correct9Each PCR cycle doubles the number of copies of the target DNA. Starting from a single copy, about how many copies exist after 30 cycles?Polymerase chain reactionHardSingle correct10A recognition site is palindromic if the 5'→3' sequence of one strand equals the 5'→3' sequence of its complementary strand. Which…Restriction enzymesHardSingle correct
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