CBSE Class 12 Biotechnology 2019 Previous Year Board Question Paper
This is the CBSE Class 12 Biotechnology 2019 Main Exam Delhi Set 1 Previous Year Question Paper. The paper is designed for a maximum of 70 marks and a duration of 3 hours. It is divided into four sections: A, B, C, and D. Sections A, B, C, and D contain very short answer questions (1 mark each), short answer questions (2 marks each), short answer questions (3 marks each), and long answer questions (5 marks each), respectively. Some questions within each section offer internal choices. Candidates are allotted 15 minutes to read the question paper before starting to write answers. Solving this board question paper is crucial for students to understand the exam pattern, identify important topics, and enhance their preparation for the upcoming board examinations.
Quick info
| Board | CBSE |
|---|---|
| Class | 12 |
| Subject | Biotechnology |
| Session | 2019 |
| Language | Hindi |
| Type | Previous Year Question Paper |
| Exam type | Board Exam |
Paper pattern
The question paper contains four sections (A, B, C, D) with questions carrying 1, 2, 3, and 5 marks respectively. Internal choices are available in some questions.
Topics covered
Paper topics
- Reverse Transcriptase Enzyme
- Polylinker in Vector
Important topics
- Reverse Transcriptase Enzyme
- Polylinker in Vector
PDF preview
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Question paper text
SET-4
Series BVM कोड नं.
Code No.
रोल नं.
Roll No.
परीक्षार्थी कोड को उत्तर-पुस्तिका के मुख-पृष्ठ
पर अवश्य लिखें ।
Candidates must write the Code on the
title page of the answer-book.
कृपया जाँच कर लें कि इस प्रश्न-पत्र में मुद्रित पृष्ठ 8 हैं।
प्रश्न-पत्र में दाहिने हाथ की ओर दिए गए कोड नम्बर को छात्र उत्तर-पुस्तिका के मुख-पृष्ठ पर लिखें ।
कृपया जाँच कर लें कि इस प्रश्न-पत्र में 28 प्रश्न हैं।
कृपया प्रश्न का उत्तर लिखना शुरू करने से पहले, प्रश्न का क्रमांक अवश्य लिखें।
इस प्रश्न-पत्र को पढ़ने के लिए 15 मिनट का समय दिया गया है। प्रश्न-पत्र का वितरण पूर्वाह्न में 10.15 बजे किया जाएगा । 10.15 बजे से 10.30 बजे तक छात्र केवल प्रश्न-पत्र को पहेंगे और इस अवधि के दौरान वे उत्तर-पुस्तिका पर कोई उत्तर नहीं लिखेंगे ।
Please check that this question paper contains 8 printed pages.
Code number given on the right hand side of the question paper should be written on the title page of the answer-book by the candidate.
Please check that this question paper contains 28 questions.
- Please write down the Serial Number of the question before attempting it.
15 minute time has been allotted to read this question paper. The question paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the students will read the question paper only and will not write any answer on the answer-book during this period.
जैव-प्रौद्योगिकी
BIOTECHNOLOGY
निर्धारित समय : 3 घण्टे
Time allowed: 3 hours
अधिकतम अंक : 70
Maximum Marks: 70 99 P.T.O.
सामान्य निर्देश :
(i) प्रश्न-पत्र में चार खण्ड क, ख, ग और घ हैं।
- सभी खण्डों के कुछ प्रश्नों में आंतरिक चयन विकल्प हैं। ऐसे प्रश्नों में आपको उस प्रश्न के केवल एक विकल्प का ही उत्तर देना है।
- प्रश्न संख्या 1 से 6 तक के प्रश्न अतिलघुत्तरात्मक प्रश्न हैं, जिनमें से प्रत्येक का एक-एक अंक है।
- प्रश्न संख्या 7 से 14 तक के प्रश्न लघुत्तरात्मक हैं, जिनमें से प्रत्येक के दो-दो अंक हैं।
- प्रश्न संख्या 15 से 25 तक के प्रश्न भी लघुत्तरात्मक हैं, जिनमें से प्रत्येक के तीन-तीन अंक हैं।
- प्रश्न संख्या 26 से 28 तक के प्रश्न दीर्घ उत्तरात्मक हैं, जिनमें से प्रत्येक के पाँच-पाँच अंक हैं।
- कैल्कुलेटरों (संगणकों) का उपयोग वर्जित है। फिर भी, यदि आवश्यक हो, तो आप लॉग- सारणियों का उपयोग कर सकते हैं।
General Instructions:
- Question paper contains four sections A, B, C and D.
- There is internal choice in questions in all the sections. You have to attempt only one of the choices in such questions.
- Questions No. 1 to 6 are very short answer questions, carrying 1 mark each.
- Questions No. 7 to 14 are short answer questions, carrying 2 marks each.
- Questions No. 15 to 25 are also short answer questions, carrying 3 marks each.
- Questions No. 26 to 28 are long answer questions, carrying 5 marks each.
- Use of calculators is not permitted. However, you may use log tables, if necessary.
खण्ड क
SECTION A
- विलोम ट्रांसक्रिप्टेज़ एंज़ाइम का क्या कार्य है ? 1
अथवा
किसी संवाहक में बहुसहलग्नकों को उपयोग करने का क्या लाभ है ? 1
What is the function of reverse transcriptase enzyme?
OR
What is the advantage of using polylinker in a vector? 99 2
Frequently asked questions
What is this document?
This is the CBSE Class 12 Biotechnology 2019 Main Exam Delhi Set 1 Previous Year Board Question Paper.
What is the total marks and duration for the exam?
The Biotechnology exam is for a maximum of 70 marks and has a duration of 3 hours.
How many sections are in the paper?
The question paper is divided into four sections: A, B, C, and D.
What is the benefit of solving previous year question papers?
Solving previous year question papers helps students understand the board pattern, identify important topics, and improve their marks.
Are there any choices available in the questions?
Yes, there is internal choice available in some questions across all sections.
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