Biotechnology: Principles and Processes MCQ Questions for Class 12 Biology Chapter 11 with Answers

Find here the NCERT chapter-wise Multiple Choice Questions from Class 12 Biology book Chapter 11 Biotechnology: Principles and Processes with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Biotechnology: Principles and Processes. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

NCERT MCQ Chapters for Class 12 Biology

Q1. Which of the following is not used to transfer the recombinant DNA into the host ?

(i) Micro-injection method
(ii) Gene gun method
(iii) Bioreactors
(iv) Disarmed pathogen vectors

(iii) Bioreactors

Q2. Which one is called molecular scissors?

(i) Endocrine
(ii) Ribonuclease
(iii) Restriction enzymes
(iv) Exonuclease

(iii) Restriction enzymes

Q3. Restriction’ in Restriction enzyme refers to:

(i) Cleaving of phosphodiester bond in DNA by the enzyme
(ii) Cutting of DNA at specific position only
(iii) Prevention of the multiplication of bacteriophage in bacteria
(iv) All of the above.

(iv) All of the above.

Q4. Two microbes found tb be very useful in Genetic Engineering are:

(i) Excherichia coli and Agrobacterium tumefaciens
(ii) Vibrio cholarae and a tailed bacteriophage
(iii) Diplococcus sp. and Pseudomonas sp.
(iv) Crown gall bacterium and Caenorhabdities elegans

(i) Excherichia coli and Agrobacterium tumefaciens

Q5. Which of the following is required to perform polymerase chain reaction ?

(i) Primers, dNTPs and DNA polymerase
(ii) DNA, CaCl2 and nuclease
(iii) Mg + 2, DNA
(iv) Both (i) and (iii)

(iv) Both (i) and (iii)

Q6. Brief exposure of cells to an electric field also allow the bacteria to take up DNA and this process is called as

(i) Apheresis
(ii) Electroporation
(iii) Electrolysis
(iv) Electrophoresis

(ii) Electroporation

Q7. Who discovered recombinant DNA (rDNA) technology?

(i) James D. Watson
(ii) Walter Sutton and Avery
(iii) Stanley Cohen and Herbert Boyer
(iv) Har Gobind Khorana

(iii) Stanley Cohen and Herbert Boyer

Q8. Which of the given statement is correct in the context of observing DNA separated by agarose gel electrophoresis?

(i) DNA can be seen in visible light
(ii) DNA can be seen without staining in visible light
(iii) Ethidium bromide stained DNA can be seen in visible light
(iv) Ethidium bromide stained DNA can be seen under exposure to UV light.

(iv) Ethidium bromide stained DNA can be seen under exposure to UV light.e

Q9. DNA obtained for DNA finger printing:

(i) W.B.C.
(ii) Hair root cells
(iii) Body fluids
(iv) None of these

(i) W.B.C.

Q10. Which one of the following is not a correct match ?

(i) Tumour inducing – Ti plasmid
(ii) DNA probe – Identifies the desired DNA
(iii) PCR – DNA staining
(iv) Agarose – Seaweeds

(iii) PCR – DNA staining

Q11. Electroporation facilitates introduction of foreign DNA into the target organism by

(i) Changing the porosity of the cell wall
(ii) Changing the electric potential of the cell wall
(iii) Lysis of the cell wall
(iv) Active transport across the cell wall

(i) Changing the porosity of the cell wall

Q12. The transfer of genetic material from one bacterium to another through the mediation of a vector-like virus is termed as:

(i) Transduction
(ii) Conjugation
(iii) Transformation
(iv) Translation.

(i) Transduction

Q13. Who discovered Restricted endonucleas enzymes?

(i) Smith and Nathane
(ii) Baiger
(iii) Waxman
(iv) Fleming

(i) Smith and Nathane

Q14. Enzyme ‘Taq polymerase’ used in PCR, has been isolated from bacterium

(i) Agrobacterium tumefaciens
(ii) Thermus aquaticus
(iii) Streptomyces albus
(iv) Escherichia coli

(ii) Thermus aquaticus

Q15. The extraction of DNA from the agrose gel is called as

(i) Elution
(ii) Ligation
(iii) Transformation
(iv) Isolation

(i) Elution

Q16. Helium is used in Biolistic gun as

(i) It is a light gas
(ii) It acts as a propellant
(iii) It is an inert gas
(iv) Tungsten coated with DNA can be easily passed in the presence of Helium

(ii) It acts as a propellant

Q17. Rising of dough is due to

(i) Multiplication of yeast
(ii) Production of CO2
(iii) Emulsification
(iv) Hydrolysis of wheat flour starch into sugars.

(ii) Production of CO2

Q18. Transgenic plants are develop by:

(i) Introducing of foreign fenes
(ii) Clone and genetically modified genes
(iii) Genetic engineering
(iv) Purified genes

(i) Introducing of foreign fenes

Q19. Process used for amplification or multiplication of DNA in DNA fingerprinting is

(i) polymerase chain reaction
(ii) southern blotting
(iii) northern blotting
(iv) none of these.

(i) polymerase chain reaction

Q20. Restriction endonucleases are enzymes which

(i) make cuts at specific positions within the DNA molecule
(ii) recognize a specific nucleotide sequence for binding of DNA ligase
(iii) restrict the action of the enzyme DNA polymerase
(iv) remove nucleotides from the ends of the DNA molecule

(i) make cuts at specific positions within the DNA molecule

Q21. A recombinant DNA molecule can be produced in the absence of the following:

(i) Restriction endonuclease
(ii) DNA ligase
(iii) DNA fragments
(iv) E. coli.

(iv) E. coli.

Q22. Plasmid is a:

(i) Fungus
(ii) Plasmid
(iii) Part of Plasma membrane
(iv) Extra chromosomal DNA in bacterial cell

(iv) Extra chromosomal DNA in bacterial cell

Q23. Which of the following is not used to transfer the recombinant DNA into the host ?

(i) Micro-injection method
(ii) Gene gun method
(iii) Bioreactors
(iv) Disarmed pathogen vectors

(iii) Bioreactors

Q24. Which one of the following is a case of wrong matching?

(i) Vector DNA – Site for t-RNA synthesis
(ii) Somatic hybridisation – Fusion of two diverse cells
(iii) Callus – Unorganised mass of cell produced in tissue culture
(iv) Micropropagation – In vitro production of plants in large numbers

(i) Vector DNA – Site for t-RNA synthesis

Q25. In agarose gel electrophoresis, DNA molecules are separated on the basis of their:

(i) Charge only
(ii) Size only
(iii) Charge to size ratio
(iv) All of the above.

(ii) Size only

Q26. Restriction endonuclease cuts:

(i) One stand of DNA at specific site
(ii) Both strands of DNA
(iii) Both strands of DNA at any site
(iv) Single strand of RNA

(ii) Both strands of DNA

Q27. A device in which large volume of living cells are cultured in order to get a specific product is called

(i) PCR
(ii) agitator
(iii) bioreactor
(iv) assimilator.

(iii) bioreactor

Q28. For transformation, micro-particles coated with DNA to be bombarded with gene gun are made up of:

(i) Silver or Platinum
(ii) Gold or Tungsten
(iii) Silicon or Platinum
(iv) Platinum or Zinc

(ii) Gold or Tungsten

Q29. Golden rice is a promising transgenic crop. When released for cultivation, it will help in :

(i) High lysin content
(ii) Pest resistance
(iii) High protien content
(iv) High vitamin A content

(iv) High vitamin A content

Q30. An enzyme catalysing the removal of nucleotides from the ends of DNA is

(i) endonuclease
(ii) exonuclease
(iii) DNA ligase
(iv) Hind II.

(ii) exonuclease

Q31. Restriction enzymes belongs to a larger class of enzymes called?

(i) Nucleases
(ii) Glcucatase
(iii) Chitinase
(iv) Protease

(i) Nucleases

Q32. While isolating DNA from bacteria, which of the following enzymes is not used?

(i) Lyozyme
(ii) Ribonuclease
(iii) Deoxyribonuclease
(iv) Protease.

(iii) Deoxyribonuclease

Q33. Triticale, first man made cereal crop, has been obtained by crossing wheat with:

(i) Rye
(ii) Pearl millet
(iii) Sugarcane
(iv) Barley

(iv) Barley

Q34. Who is the father of genetic engineering ?

(i) Steward Linn
(ii) Stanley Cohen
(iii) Paul Berg
(iv) Kary Mullis

(iii) Paul Berg

Q35. Insertional inactivation helps in

(i) X-gal breakdown
(ii) Identification of recombinant clones
(iii) Ampicillin resistance
(iv) Functioning of B-galactosidase

(ii) Identification of recombinant clones

Q36. An antibiotic resistance gene in a vector usually helps in the selection of:

(i) Competent cells
(ii) Transformed cells
(iii) Recombinant cells
(iv) None of the above.

(ii) Transformed cells

Q37. DNA element with ability to change its position is called:

(i) Cistron
(ii) Transposon
(iii) Intron
(iv) Ricon

(iii) Intron

Q38. The term ’chemical knife’ refers to

(i) polymerases
(ii) endonucleases
(iii) ribonucleases
(iv) cellulases.

(ii) endonucleases

Q39. Who among the following was awarded the Nobel Prize for the development of PCR technique?

(i) Herbert Boyer
(ii) Hargobind Khorana
(iii) KaryMullis
(iv) Arthur Kornberg.

(iii) KaryMullis

Q40. The term ’recombinant DNA’ refers to

(i) DNA of the host cell
(ii) DNA with a piece of foreign DNA
(iii) DNA with selectable marker
(iv) DNA with more than one recognition sites.

(ii) DNA with a piece of foreign DNA

Biology MCQs for Class 12 with Answers PDF Chapter Wise

I Think the given NCERT MCQ Questions for class 12 Biology book Chapter 11 Biotechnology: Principles and Processes with Answers Pdf free download will assist you. If you’ve got any queries regarding CBSE Class 12 Biology Biotechnology: Principles and Processes MCQs Multiple Choice Questions with Answers, drop a comment below and that we will come back to you soon.

Biology MCQ For Class 12 Chapter keen with Answers (Test and PDF)

Biology MCQ For Class 12 Chapter keen with Answers are a huge resource for the board test arranging. The people who need to get the passing marks in the CBSE class twelfth board test can use the Biology Multiple choice requests to practice. It is the best methodology to chip away at the finished result. Close by that it helps the students with growing the overall appreciation in the subject and work on the data in the assessments.

Beside the PDF archive of Biology we are giving the electronic test which will help in everyday act of the Mathematical Problems. Thusly, students who have started their board test course of action can include the NCERT Biology MCQ Questions for Class 12 with Answers. Moreover very advantageous for the promising new kids in town have completed their outline for the term 1 test 2021-22.

Biology MCQ Questions for Class 12 with Answers Pdf Download

Rehearsing NCERT Online Biology MCQ Questions for Class 12 with Answers is perhaps the most effective way to plan for the CBSE Class 12 board test. There is not a viable replacement for steady practice whether one needs to comprehend an idea completely or one needs to score better. By rehearsing more second Year Biology MCQs with Answers Pdf Download, understudies can work on their speed and exactness which can help them during their board test.

Class 12 Biology MCQs Multiple Choice Questions with Answers

Understudies can get to the CBSE NCERT MCQ Questions of Class 12 Biology with Answers Pdf of all Chapters liberated from cost from here. Utilizing the assets accessible you can score well in the test. Test your critical thinking abilities by noting the Biology Multiple Choice Questions with Answers for Class 12 PDF all alone.

Biology MCQ Questions for Class 12 with Answers Pdf Download

Rehearsing NCERT Online Biology Objective Questions For Class 12 Pdf Answers is perhaps the most ideal way to plan for the CBSE Class 12 board test. There is not a viable replacement for reliable practice whether one needs to comprehend an idea completely or one needs to score better. By rehearsing more second Year Biology MCQs with Answers Pdf Download, understudies can work on their speed and precision which can help them during their board test.

Numerous Choice Questions of twelfth Class Biology Chapter Wise

You can get ready really for the Class 12 Biology Exam as they assist you with being comfortable with the sort of inquiries showing up in the test. Moreover, access the Chapter Wise MCQs of Class 12 Biology and set up the points and subtopics in it. To score well take a stab at rehearsing the rundown of Multiple Choice Type Questions gave in the connections underneath.

Different Choice Questions for twelfth Class Biology with Answers PDF

You will track down a rundown of Chapterwise MCQ Questions with Answers for CBSE Class 12 Biology here to start your planning. Comprehend the ideas and practice Objective Type Questions for twelfth Class Biology however much you can to score well. Tap on the individual Chapter connection of twelfth Standard Biology you need to practice and profit the comparing points MCQ Quiz Questions.

Who should Practice Biology – Class 12 MCQs?

  • Understudies who are planning for different school tests, for example, unit-tests, term-tests, semester tests, half-yearly and yearly tests and assessments on Biology-Class 12.
  • Understudies who are getting ready for Online/Offline Tests/Contests in Biology for class 12.
  • Understudies who wish to hone their insight into Biology.
  • Understudies who are concentrating in CBSE, ICSE, IGCSE schools as well as different State Board schools.
  • Understudies who are planning for serious assessments like NTSE, Olympiad, and so forth for class 12.
  • Understudies who are planning for Central board assessments in Biology specifically CBSE, ICSE, and NIOS Board.
  • Understudies who are planning for State board assessments in Biology like PUC, Intermediate tests, and so on
  • Understudies who are getting ready for designing and clinical selection tests like NEET, IIT JEE, AIIMS, JIPMER and SAT Exams in Biology.
  • Biology MCQ For Class 12 Chapter astute with Answers PDF Download
  • Biology MCQ For Class 12 Chapter astute with answers PDF Download records are given here free of charge of cost. Understudies able to speed up and precision in settling these inquiries are expected to rehearse however much as could be expected. Since there is not a viable alternative for it. For the comforts of the understudies we have furnished the part savvy Biology MCQs with replies here.

Biology MCQ For Class 12 Chapter savvy with answers Online Test

Biology MCQ For Class 12 Chapter savvy with answers Online Test is a sort of Mock Test that will assist you with taking care of the few issues of Std twelfth NCERT Biology Books. To have a decent groundwork for your impending board test then you should endeavor these internet based tests for Biology. It will assist you with knowing regardless of whether your arrangement is continuing the correct way. Additionally, the Online Multiple decision questions will give you certainty to show up in the board test and take care of the complicated issues quicker.

Advantages of CBSE NCERT MCQs for Class 12 Biology

  • NCERT CBSE KVS Class 12 Biology MCQs will assist the children with reinforcing ideas and further develop marks in tests and tests.
  • These numerous decision inquiries for Biology Class 12 will assist with further developing logical and complex issue unraveling abilities.
  • Daily act of different subject shrewd MCQs will assist with fostering a solid comprehension of every theme which you will recollect till date of your tests
  • You can likewise reconsider all Biology sections appropriately and save time during your group tests and tests.

Benefits of cbseMCQ.com MCQ Questions for Class 12 Biology

Coming up next are not many significant advantages of CBSE MCQs with Answers for Class 12 Biology distributed by cbseMCQ.com:

  • This multitude of MCQs with answers are delivered by subject specialists for a wide range of understudies.
  • It permits everybody to download CBSE Class 12 Biology Chapter-wise MCQs question keep money with addresses in free pdf organization and practice them for additional investigations.
  • These various decision inquiries for twelfth class Biology will help you to improve calculated and subject information abilities.
  • Additionally, you can reconsider all Biology sections appropriately whenever and save significant season of yours during class tests and yearly tests readiness. By this, you can dominate CBSE Class 12 Biology and play with words without any problem.

FAQs on CBSE MCQs

Q1. What is the best strategy while answering the Multiple Choice Questions for exams?

The best strategy to follow while answering the MCQ Questions for exams is to go through the question as many times as possible and understand it clearly.

Q2. Where to download CBSE MCQs for all Classes and Subjects?

CBSE MCQs for all the classes and subjects are provided online or you can view them on our site. Detailed description of the questions is given by subject experts and you can use them as a reference during your preparation.

Q3. What is NCERT Exemplar and where can we get its Solutions?

NCERT Exemplars are basically practice-books that contain additional questions of higher level and give you comprehensive and thorough learning. The NCERT Solutions for the questions are present on our site or you can find them online too.

Q4. Which Book is best for CBSE MCQs?

CBSE Textbooks can be great to guide you for any exam and has detailed solutions for the questions. All the Solutions are explained in a comprehensive manner and are recommended by many subject experts.

Q5. What are the benefits of CBSE MCQs?

CBSE MCQs lay a stronger foundation of concepts in students that can be useful for them in their later stages to prepare for any competitive exams.

Q6. How can I download the CBSE MCQs in PDF Format for free?

You can utilize the quick links on our page to view or download the CBSE MCQs of all classes in an easy way.

Q7. What is the need of NCERT Solutions and CBSE MCQs?

NCERT Solutions and CBSE MCQs will provide you an in-depth understanding of all the questions and concepts in NCERT Textbooks. The majority of the boards that prefer the NCERT Textbooks can use these Solutions for getting a grip on the subject.

Q8. Is there any website that covers MCQ Questions for CBSE Class 6 to 12?

Yes, our website is the one-stop search for all CBSE Board Examination related sources like questions papers, syllabus, exam pattern, sample papers, and Multiple choice questions papers. So, visit our site and easily find MCQs for all subjects classwise.

We hope the given CBSE MCQs for Class 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12th all subjects will help you. If you have any query regarding CBSE MCQs, drop a comment below and we will get back to you at the earliest.