JAC 12th Biology Important Questions Chapter 11: झारखण्ड बोर्ड कक्षा 12th सभी विद्यार्थियों के लिए Biology में chapter 11 Biotechnology Principles and Processes के पिछले वर्षो में जो भी प्रश्न पूछे गए हैं, उनकी चर्चा हम इसमें करेंगे तो इन Important Questions को पढ़ लीजिए.
JAC 12th Biology Important Questions Chapter 11: Biotechnology Principles and Processes
विद्यार्थी इसका उत्तर स्वयं करें। ये सारे प्रश्न आपके परीक्षा (JAC 12th Biology Important Questions For Board Exams)में बार – बार पूछे जा रहे है। इसमें आपको सभी chapter का अलग-अलग पिछले 16 वर्षों के महत्वपूर्ण प्रश्न मिलेंगे। यानि 2006-2020 इसमें आपको ये भी बताया जा रहा है कि कौन से प्रश्न किस तरह से एवं कितने marks के पूछे जा रहें है.
| Name of Organisation | Jharkhand Academic Council Ranchi |
| Category | Important Question |
| Article | JAC 12th Biology Important Questions |
| State | Jharkhand |
| Question Types | Previous Year & Important Questions |
| Class | 12th(Inter) |
| Stream | Science |
| Subject | Biology |
| Chapter | 11th Chapter |
| Chapter Name | Biotechnology Principles and Processes |
| Telegram | Join Us |
JAC 12th Biology Previous years Important Questions Chapter 11
Chapter 11. Biotechnology Principles and Processes.
1 marks question
Q1. Name the molecule known as “Scissors” of genetic engineering. [JAC2007]
Q2. Which of the following is not a restriction enzyme?(EcoRI/Pectinase)[JAC 2012]
Q3. Enzyme used in cutting DNA at a specific site is:-
a) DNA ligase
b) Restrication endonuclease
c) Ribozyme
d) Lysozyme.[JAC2013, 2014]
Q4.Ti-plasmid is found in:-
a) Agrobacterium tumifaciens
b) E. Coli
c) Bacteriophage
d) None of these[JAC2016]
Q5. The bacteria which converts milk into curd is
a) lactobacillus
b) streptococcus
c) Clostridium
d) Spirllium[JAC2016]
Q6. PCR cycle complete into:-
a) denaturation
b) annealing
c) extension
d) all of these [JAC2016]
Q7. DNA molecules constructed by joining outside the cell, natural or synthetic segments of DNA molecule is capable of replication in living cell is :-
a) Reciprocal DNA
b) Recombinant DNA
c) regenerated DNA
d) Y-DNA [JAC2017]
Q8. In genetic engineering the commonly used vector is:-
a) plastic DNA
b) plasmic DNA
c) cosmic DNA
d)chromatid DNA[JAC2017]
Q9. Which enzyme is used to join the cut in DNA?
a) Ligase
b) cellulose
c) Pectinase
d) EcoRT [JAC2018]
Q10.’ Endonuclease’ enzyme causes in a DNA strand:-
a) cut at specific site
b)combination of lagging pieces
c) Unwinding of DNA strands
d) duplication of DNA strand. [JAC2009]
2 mark question.
Q1. Name two restriction enzyme (nucleases) which are used in genetic engineering.[JAC2009]
Q2. What is a ‘plasmid’ in a bacteria? Discuss its utility. [JAC2011]
Q3. What is biologistic or gene -gun technique?[JAC2011]
Q4. Write the names of the enzymes which cut and join the DNA molecules in a biotechnology. [JAC2011]
Q5. What is gene- gun? [JAC2019]
3 mark question.
Q1. Give the structure of plasmid pBR322.[JAC2012]
Q2. What is green therapy?[JAC2016]
Q3. Describe the following in brief :-
a) PCR
b) restriction enzyme
c) Gene cloning[JAC2018]
Q4. What is genetic engineering? How is it beneficial.[JAC2019, 2020]
Q5. What is restrication enzyme? Give example. [JAC2020]
5 mark question
Q1. Discuss the merits and demerits of genetic engineering.[JAC2010]
Q2. Describe the tools and technique of genetic engineering.[JAC2012]
Q3. What is genetic engineering technology? List various steps involved in genetic engineering technology. [JAC2014]
Q4. What do you mean by recombinant DNA technique? List various step involved in technology. [JAC2017]
Q5. What is Recombinant DNA technology? How is Recombinant DNA prepared by using restrication enzyme? Describe briefly with the help of diagram.[JAC2018]
Conclusion
उम्मीद करते हैं या आर्टिकल(JAC 12th Biology Important Questions Chapter 11) आपको पसंद आया होगा अगर आया हो तो कृपया करके अपना प्यारा सा कंमेंट नीचे कर दे उसके साथ ही अधिक अपडेट जानने के लिए हमारे टेलीग्राम ग्रुप में ज्वाइन कर ले.
