CBSE Class 12 Biology Board Question Paper 2015 (Compartment Exams Delhi-Set-3)
This is the CBSE Class 12 Biology (Theory) Previous Year Question Paper from the 2015 Compartment Exams, Delhi-Set-3. The paper is divided into five sections: Section A (Very Short Answer Type Questions, 1 mark each), Section B (Short Answer Type I Questions, 2 marks each), Section C (Short Answer Type II Questions, 3 marks each), Section D (Value Based Question, 4 marks), and Section E (Long Answer Type Questions, 5 marks each). All 26 questions are compulsory. While there is no overall choice, internal choices are provided in one 2-mark question, one 3-mark question, and all three 5-mark questions. This board question paper is an invaluable resource for students preparing for their final exams.
Quick info
| Board | CBSE |
|---|---|
| Class | 12 |
| Subject | Biology |
| Session | 2015 |
| Language | Hindi |
| Type | Previous Year Question Paper |
| Exam type | Board Exam |
Paper pattern
The question paper contains 26 questions across five sections. Section A has 5 questions (1 mark each), Section B has 5 questions (2 marks each), Section C has 12 questions (3 marks each), Section D has 1 question (4 marks), and Section E has 3 questions (5 marks each).
Topics covered
Paper topics
- Nucleosome
- Symbiosis
- Gynoecium structure
- Flower anatomy
- Reproductive biology
- Genetics
- Evolution
- Biotechnology
- Ecology
- Human Health and Disease
Important topics
- Nucleosome components
- Barnacles and whale interaction
- Gynoecium structure comparison
- Plant reproduction
- DNA structure
- Genetic disorders
- Evolutionary concepts
- Biotechnology applications
- Ecological interactions
- Human diseases
PDF preview
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Question paper text
SET - 3
Series: SSO/1/C
कोड नं.
Code No. 57/1/3
रोल नं.
परीक्षार्थी कोड को उत्तर-पुस्तिका के मुख-पृष्ट
पर अवश्य लिखें ।
Candidates must write the Code on
the title page of the answer-book.
Roll No.
कृपया जाँच कर लें कि इस प्रश्न-पत्र में मुद्रित पृष्ट 8 हैं ।
प्रश्न-पत्र में दाहिने हाथ की ओर दिए गए कोड नम्बर को छात्र उत्तर-पुस्तिका के मुख-पृष्ट पर लिखें ।
कृपया जाँच कर लें कि इस प्रश्न-पत्र में 26 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 पूर्वाहन में 10.15 बजे किया जायेगा । 10.15 बजे से 10.30 बजे तक छात्र केवल प्रश्न-पत्र को पढ़ेंगे 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 26 questions.
Please write down the Serial Number of the question before attempting it.
15 minutes 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.
जीव विज्ञान (सैद्धान्तिक)
BIOLOGY (Theory)
निर्धारित समय :3 घंटे ]
[ अधिकतम अंक :70
Time allowed: 3 hours ]
[ Maximum Marks : 70
सामान्य निर्देश:
(i) प्रश्न-पत्र में पाँच खण्डों में 26 प्रश्न दिए गए हैं । सभी प्रश्न अनिवार्य हैं ।
- खण्ड – क में प्रश्न संख्या 1 से 5 अति लघुत्तर प्रश्न हैं । प्रत्येक प्रश्न एक अंक का है ।
- खण्ड – ख में प्रश्न संख्या 6 से 10 लघुत्तर प्रश्न I प्रकार के हैं । प्रत्येक प्रश्न दो अंक का है ।
- खण्ड – ग में प्रश्न संख्या 11 से 22 लघुत्तर प्रश्न II प्रकार के हैं । प्रत्येक प्रश्न तीन अंक का है ।
- खण्ड – घ में प्रश्न संख्या 23 मूल्याधारित प्रश्न चार अंकों का है।
- खण्ड – ङ में प्रश्न संख्या 24 से 26 दीर्घ उत्तर प्रश्न हैं, प्रत्येक प्रश्न पाँच अंक का है ।
- प्रश्न-पत्र में कोई समग्र पर विकल्प नहीं है, फिर भी दो अंक के एक प्रश्न, तीन अंक के एक प्रश्न और पाँच अंकों के तीन प्रश्नों के भीतरी विकल्प दिए गए हैं । प्रत्येक परीक्षार्थी को ऐसे प्रश्नों के दो विकल्पों में से एक प्रश्न हल करना है ।
57/1/3 1 [P.T.O.
General Instructions:
- There are a total of 26 questions and five sections in the question paper. All questions are compulsory.
- Section A contains question number 1 to 5, Very Short Answer type questions of one mark each.
- Section B contains question number 6 to 10, Short Answer type I questions of two marks each.
- Section C contains question number 11 to 22, Short Answer type II questions of three marks each.
- Section D contains question number 23, Value Based Question of four marks.
- Section E contains question number 24 to 26, Long Answer type questions of five marks each.
- There is no overall choice in the question paper, however, an internal choice is provided in one question of two marks, one question of three marks and all three questions of five marks. An examinee is to attempt any one of the questions out of
the two given in the question paper with the same question number.
खण्ड – क
SECTION - A
- न्यूक्लिओसोम के ऋणात्मक तथा धनात्मक रूप से आवेशित संघटकों के नाम बताइए । 1
Name the negatively charged and positively charged components of a nucleosome.
- बार्नेकलों और ह्वेल के बीच पाए जाने वाली पारस्परिक क्रिया के प्रकार का नाम बताइए । Name the type of interaction that exists between barnacles and whale.
3. यहाँ दिए गए दो चित्रों में <u>पैपेवर</u> (A) और <u>माइकेलिया</u> (B) के पुष्पों के जायांग (स्त्रीकेसर) दर्शाए गए हैं । इनके अंडाशयों की संरचना में अंतर बताइए । 2 57/1/3
Frequently asked questions
What is this document?
This is the official CBSE Class 12 Biology Board Previous Year Question Paper from the 2015 Compartment Exams (Delhi-Set-3).
What is the structure of the paper?
The paper has 5 sections (A, B, C, D, E) with 26 questions in total, ranging from very short answer to long answer types, with varying marks per question.
Are there choices available in the paper?
Yes, internal choices are provided in one 2-mark question, one 3-mark question, and all three 5-mark questions.
How can solving this paper help?
Solving this previous year question paper helps students understand the exam pattern, difficulty level, and important topics, thereby improving their preparation and confidence for the board exams.
What is the total mark and time duration?
The paper is for a maximum of 70 marks and is to be completed in 3 hours.
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