1. Fresherslive  » 
  2. Competitive Exams  » 
  3. Cbse Class 12 Biology Sample Paper

CBSE Class 12 Biology Sample Paper 2020 has been released

Updated: Sep 27, 2019 16:48 IST
CBSE Class 12 Biology Sample Paper 2020 has been released
CBSE Class 12 Biology Sample Paper 2020 has been released

Students are advised to download the CBSE Class 12 Biology Sample Paper 2020, which is more important for the preparation of CBSE Class 12 Biology Exam 2020. In order to help the students to prepare effectively for CBSE Class 12 Biology  Exam 2020, the CBSE exam board released the Sample Paper on 22nd August 2020 and complete information on CBSE Class 12 Biology Sample Paper 2020 is provided here.

Get Instant Sarkari Result Updates - Download Android App - Its 100% Free

View All Exam Specific Mock Test

What is the exact latest CBSE Class 12 Biology Sample Paper 2020?

Central Board of Secondary Education (CBSE) is looking for young, committed and passionate workers various. Candidate can use this opportunity and prepare for the examination. Here, Students can get the Sample Paper for CBSE Class 12 Biology  Exam 2020. Example of some questions from sample paper has been given in the below table,

 

CBSE Class12 Biology Sample Papers 2020

Sample Question Paper

Class XII (2019-20)

Biology (044)

Time allowed: 3 hrs & Maximum                                                                                                                                                                                                                                                                                               Marks: 70

General Instructions:

1. There are a total of 27 questions and five sections in the question paper. All questions are compulsory.

2. Section A contains question numbers 1 to 5, multiple-choice questions of one mark each.

3. Section B contains question numbers 6 to 12, short answer type I questions of two marks each.

4. Section C contains question numbers 13 to 21, short answer type II questions of three marks each.

5. Section D contains question number 22 to 24, case-based short answer type questions of three marks each.

6. Section E contains question numbers 25 to 27, long answer type questions of five marks each.

7. There is no overall choice in the question paper. However, internal choices are provided in two questions of one mark, one question of two marks, two questions 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.

SECTION – A

Question 1. Androgens are synthesized by:

(a) Sertoli Cells

(b) Leydig cells

(c) Seminal vesicles

(d) Bulbourethral gland

OR

A procedure that finds use in testing for genetic disorders, but is also misused for female foeticide is:

(a) Lactational amenorrhea

(b) Amniocentesis

(c) Artificial insemination

(d) Parturition

Question 2: Which type of immune response is responsible for the rejection of tissues/organs in the patient’s body post-transplantation?

(a) auto-immune response

(b) humoral immune response

(c) physiological immune response

(d) cell-mediated immune response

OR

Rheumatoid arthritis is caused when . . .

(i) Lymphocytes become more active

(ii) The body attacks self cells

(iii) More antibodies are produced in the body

(iv) The ability to differentiate pathogens or foreign molecules from self-cells is lost

Choose the correct answer from the options given below:

(a) i and ii

(b) iii and iv

(c) i and iii

(d) ii and iv

Question3. Name the enzymes 'P' and 'Q' that are involved in the processes given below

(a) Enzyme P-Exonuclease and Enzyme Q-Permease

(b) Enzyme P-Exonuclease and Enzyme Q- Ligase

(c) Enzyme P-Endonuclease and Enzyme Q- Permease

(d) Enzyme P-Restriction endonuclease and Enzyme Q-Ligase

Question 4. A biotechnologist wanted to create a colony of E.coli possessing the plasmid pBR322, sensitive to Tetracycline. Which one of the following restriction sites would he use to ligate a foreign DNA?

(a) Sal I

(b) Pvu I

(c) EcoRI

(d) Hind III

Question 5. The most important cause of biodiversity loss is:

(a) Overexploitation of economic species

(b) Habitat loss and fragmentation

(c) Invasive species

(d) Breakdown of plant-pollinator relationships

6. How does an encysted Amoeba reproduce on the return of favorable conditions? OR What are gemmules and conidia? Name one organism each in which these are formed?                                                                           2

7. Name any two copper releasing IUDs. State how they act as a contraceptive.                                                                                                                                                                                                                                     2 

8. Why is it not possible to study the pattern of inheritance of traits in human beings, the same way as it is done in pea plant? Name the alternate method employed for such an analysis of human traits.                                                                                                                                                                                                                                                                                                                                                                                                             2 

9. Carefully examine structures A and B of pentose sugar given below. Which one of the two is more reactive? Give reasons.                                                                                                                                                             2


CBSE Class 12 Biology Sample Paper 2020 

For more questions in the Sample Paper for CBSE Class, 12 Biology is given subject wise in the PDF. Students are requested to prepare accordingly.

Download - CBSE Class 12 Biology Sample Paper 2020

                   CBSE Biology Marking Scheme 2020



CBSE Class 12 Biology Sample Papers 2020- FAQ

1. What does the CBSE Class 12 Biology Sample Papers article consist of?

Candidates can refer to the CBSE Class 12 Biology Sample Papers 2020 so that they will get an idea about their exam duration, a number of questions, and sections in the question paper. 

2. Is the CBSE Class 12 Biology Sample Papers 2020 Released?

The officials of CBSE have released the CBSE Class 12 Biology  Sample Papers for Prelims or Mains Exam 2020 on cae__ondate_dmy_dot. Candidates who have applied for the CBSE Class 12 Biology Exam 2020 can check the Sample Papers from the CBSE Class 12 Biology Sample Papers 2020 Official PDF.

3. When is the  CBSE Class 12 Biology Exam 2020 to be conducted?

CBSE Scheduled the CBSE Class 12 Biology Exam 2020 on cae__enddate_dmy_dot in various locations.

4. How to check CBSE Class 12 Biology Sample Papers 2020? 

Candidates can visit the CBSE official website. On the home page, the link for CBSE Class 12 Biology Sample Papers 2020, Exam Pattern and Syllabus will be available. Candidates can click on the link, to get the Sample Papers and can download them for preparation of the examination.


Tags:

CBSE Recent Updates

CBSE Related Stories

Latest Articles

Result

OPSC Result 2020. Direct Link to Check OPSC Lecturer Result at opsc.gov.in

OPSC Result 2020 - Odisha Public Service Commission (OPSC) to be released the OPSC Result 2020 for the Post of Lecturer on its official opsc.gov.in website and OPSC Result 2020 is now available in online mode. Applicants Can Check the list of Candidates for the selection to the post of Lecturer OPSC Result 2020 from the direct official link provided below and who have appeared in the OPSC Lecturer Examination can now check and download their OPSC Result 2020, Result Release Date, Latest OPSC Exam Notifications on Fresherslive.
Fresherslive . 14 hours ago
Answer key

UPSC Answer Key 2020 to be released. Check CSE Prelims Answer Key @ upsc.gov.in

UPSC Answer Key 2020: UPSC Answer Key 2020 for the CSE Prelims will be released by the Union Public Service Commission on its official website. Find all the details here and download the UPSC Answer Key 2020 through the direct official link provided below.  Updated Notification for the further process will also be provided here instantly. Grab, all the latest updates like the session, syllabus, exam date, interview schedule, and other details here and download the UPSC Answer Key 2020 for CSE Prelims exam through the direct official link provided below. More updates on UPSC Answer Key 2020 for the posts of CSE Prelims will also be available on our website www.fresherslive.com
Fresherslive . 14 hours ago
Syllabus

CG Vyapam Syllabus 2020: CG Vyapam Pharmacist Grade III Syllabus Released @ vyapam.cgstate.gov.in Check and download here

CG Vyapam Syllabus 2020: Chhattisgarh Professional Examination Board has released the CG Vyapam Syllabus 2020 for Pharmacist Grade III on its official website. Here candidates can get updates, admit cards, and other important details regarding CG Vyapam Syllabus. Grab all the latest updates like the session, syllabus, exam date, interview schedule, and other details here and download the CG Vyapam Syllabus 2020  through the direct official link provided below. More updates on CG Vyapam Syllabus will also be available on our website.
Fresherslive . 14 hours ago
Result

ESIC Result 2020 Out. Check ESIC Senior Resident, Staff Nurse, Full Time/ Part Time Specialist Result 2020 Date at esic.nic.in Result link

ESIC Result 2020 - Check ESIC Result 2020 for the Post of Senior Resident, Staff Nurse, Full Time/ Part Time Specialist post by Employees' State Insurance Corporation (ESIC) on its official esic.nic.in Result link and download the ESIC Result 2020 date sheet. Aspirants can check the complete details about ESIC Result 2020 and other important Latest updates of ESIC 2020 Result on Fresherslive.
Fresherslive . 15 hours ago
Syllabus

HARTRON Syllabus 2020 Released Download the Data Entry Operator (DEO) syllabus @ hartron.org.in

HARTRON Syllabus 2020- The Haryana State Electronics Development Corporation Limited has released the syllabus in PDF format. The candidates can download the HARTRON Syllabus 2020 from the official website. More details about HARTRON Syllabus 2020 are available on the website. Candidates who are appearing for theData Entry Operator (DEO) can check the HARTRON Syllabus 2020.
Fresherslive . 15 hours ago
Result

APDCL Result 2020 to be Released. Direct Link to Check APDCL Light Vehicle Driver Result at apdcl.org

APDCL Result 2020 - Assam Power Distribution Company Limited(APDCL) to be released the APDCL Result 2020 for the Post of Light Vehicle Driver on its official apdcl.org website and APDCL Result 2020 is now available in online mode. Applicants Can Check the list of Candidates for the selection to the post of Light Vehicle Driver APDCL Result 2020 from the direct official link provided below and who have appeared in the APDCL Light Vehicle Driver Examination can now check and download their APDCL Result 2020, Result Release Date, Latest APDCL Exam Notifications on Fresherslive.
Fresherslive . 15 hours ago
Admit Card

Karnataka TET Admit Card 2020 ready to Release Soon download at schooleducation.kar.nic.in Admit Card for Karnataka TET, Check Release Date and Time

Karnataka TET Admit Card 2020 download at schooleducation.kar.nic.in and Aspirants can check the www.schooleducation.kar.nic.in Admit Card 2020 Release Date and Time for the Karnataka Teachers Eligibility Test will be provided by Karnataka School Educational Board and can check the Karnataka TET exam date. All the Candidates who have applied for the Karnataka TET should download the exam admit card / Hall Ticket by using their Registration ID or DOB and Candidates get Latest Karnataka TET Admit card 2020 or Karnataka TET Hall Ticket 2020 Up-to-date Notification is released by the officials on Fresherslive.
Fresherslive . 16 hours ago
Syllabus

Oil India Limited Syllabus 2020 released: Download Senior Officer Syllabus here

Oil India Limited Syllabus 2020: The Oil India Limited  has published the Oil India Limited Syllabus 2020 of the Examination for the Senior Officer post, the candidates can get their Oil India Limited Syllabus 2020 from its official website. The Oil India Limited Syllabus 2020 will be available on the Oil India Limited 's website. Get all the relevant details about the Oil India Limited Syllabus 2020 here.
Fresherslive . 16 hours ago
Result

RCF Kapurthala Result 2020 Yet to Release. Check RCF Kapurthala Apprentice Result 2020 Date at rcf.indianrailways.gov.in Result link

RCF Kapurthala Result 2020 - Check RCF Kapurthala Result 2020 for the Post of Apprentice by Rail Coach Factory Kapurthala(RCF Kapurthala) on it’s official rcf.indianrailways.gov.in Result link and download the RCF Kapurthala Result 2020 date sheet. Aspirants can check the complete details about RCF Kapurthala Result 2020 and other important Latest updates of RCF Kapurthala 2020 Result on Fresherslive.
Fresherslive . 16 hours ago
Result

UPSSSC Result 2020 ready to Release Soon. Check UPSSSC Computer Operator Result 2020 Date at upsssc.gov.in Result link

UPSSSC Result 2020 - Check UPSSSC Result 2020 for the Post of Computer Operator by Uttar Pradesh Subordinate Service Selection Commission(UPSSSC) on it’s official upsssc.gov.in Result link and download the UPSSSC Result 2020 date sheet. Aspirants can check the complete details about UPSSSC Result 2020 and other important Latest updates of UPSSSC 2020 Result on Fresherslive.
Fresherslive . 16 hours ago
Syllabus

PGIMER Syllabus 2020 Released Download the Principal, Public Relation Officer, Junior Technician and other posts syllabus @ pgimer.edu.in

PGIMER Syllabus 2020- The Postgraduate Institute of Medical Education & Research, Chandigarh has released the syllabus in PDF format, the candidates can download the PGIMER Syllabus 2020 from the official website. More details about PGIMER Syllabus 2020 are available on the website. Candidates who are appearing for the Principal, Public Relation Officer, Junior Technician, Plaster Technician Grade II, Lower Division Clerk and Security Guard Grade II can check the PGIMER Syllabus 2020.
Fresherslive . 17 hours ago
Admit Card

RPSC Admit Card 2020 Yet To release. Download RPSC School Lecturer Admit card Direct link at rpsc.rajasthan.gov.in

RPSC Admit Card 2020 - Rajasthan Public Service Commission(RPSC) to be released the RPSC 2020 Admit Card for the Post of School Lecturer, find all the RPSC Admit card 2020 details here and download the RPSC School Lecturer Admit card 2020 through the direct official link Official rpsc.rajasthan.gov.in. Check the latest RPSC Admit card 2020 updates along with complete information here and Check Upcoming RPSC Admit card 2020 events as well as important official notification will be updated here instantly.
Fresherslive . 17 hours ago
Result

IBPS Result 2020 Will be Released Soon. Direct Link to Check IBPS Assistant Professorand Other Posts Result at ibps.in

IBPS Result 2020 - Institute of Banking Personnel Selection(IBPS) to be released the IBPS Result 2020 for the Post of Assistant Professor and Other Posts on its official ibps.in website and IBPS Result 2020 is now available in online mode. Applicants Can Check the list of Candidates for the selection to the post of Assistant Professor and Other Posts IBPS Result 2020 from the direct official link provided below and who have appeared in the IBPS Assistant Professor and Other Posts Examination can now check and download their IBPS Result 2020, Result Release Date, Latest IBPS Exam Notifications on Fresherslive.
Fresherslive . 17 hours ago
Syllabus

HSSC Syllabus 2020 released @ hssc.gov.in: Check and download various posts Syllabus here

HSSC Syllabus 2020 for various posts like Dental Hygienist, Laboratory Technician, Laboratory Attendant, MPHW(F), Pharmacist, Radiographer/ Ultrasound Technician, T.B. Health Visitor, Ophthalmic Assistant, Operation Theatre Assistant, Staff Nurse, Veterinary Livestock Development Assistant (VLDA), Supervisor Female (Matriculate), Supervisor Female (Graduate), Junior System Engineer, Clerk, Welfare Organiser, Divisional/ Revenue Accountant, Sub-Inspector General, Staff Nurse under ESIHC, and MPHW (F)has been released by the Haryana Staff Selection Commission on its official website hssc.gov.in Here candidates can get updates, admit cards, and other important details regarding HSSC Syllabus for mentioned posts. Grab, all the latest updates like the session, syllabus, exam date, interview schedule, and other details here and download the HSSC Syllabus 2020 for mentioned posts through the direct official link provided below. More updates on HSSC Syllabus for the  mentioned posts will be available on our website.
Fresherslive . 17 hours ago
Answer key

TPSC Answer key 2019 Released. Download Answer key for Financial Controller @ tpsc.gov.in

TPSC Answer Key 2020: TPSC Answer Key 2020 for the post of Financial Controller has released by the Tripura Public Service Commission on its official website www.tpsc.gov.in Find all the details here and download the TPSC Answer Key 2020 through the direct official link provided below.  Updated Notification for the further process will also be provided here instantly. Grab, all the latest updates like the session, syllabus, exam date, interview schedule and other details here and download the TPSC Answer Key 2020 for Financial Controller posts through the direct official link provided below. More updates on TPSC Answer Key 2020 for the posts of Financial Controller will also be available on our website www.fresherslive.com
Fresherslive . 17 hours ago
Syllabus

UPPCL Syllabus 2020 released @ uppcl.org: Check and download Assistant Engineer Trainee Syllabus 2020 here

UPPCL Syllabus 2020 has been released for the post of Assistant Engineer Trainee Uttar Pradesh Power Corporation Limited on its official website. Here candidates can get updates, admit cards, and other important details regarding UPPCL Syllabus 2020 Assistant Engineer Trainee. Grab, all the latest updates like the session, syllabus, exam date, interview schedule, and other details here and download the UPPCL Assistant Engineer Trainee Result 2020 through the direct official link provided below. More updates on UPPCL Syllabus 2020 Assistant Engineer Trainee will also be available on our website.
Fresherslive . 18 hours ago
Result

WBSEDCL Result 2020 Out. Direct Link to Check WBSEDCL Assistant Engineer Result at wbsedcl.in

WBSEDCL Result 2020 - West Bengal State Electricity Distribution Company Limited(WBSEDCL) has released the WBSEDCL Result 2020 for the Post of Assistant Engineer (Civil), Assistant Engineer (IT&C) on its official wbsedcl.in website and WBSEDCL Result 2020 is now available in online mode. Applicants Can Check the list of Candidates for the selection to the post of Assistant Engineer (Civil), Assistant Engineer (IT&C) WBSEDCL Result 2020 from the direct official link provided below and who have appeared in the WBSEDCL Assistant Engineer (Civil), Assistant Engineer (IT&C) Examination can now check and download their WBSEDCL Result 2020, Result Release Date, Latest WBSEDCL Exam Notifications on Fresherslive.
Fresherslive . 18 hours ago
Result

MAHUD Manipur Result 2020 Yet to Release. Check MAHUD Manipur Peon, Lower Divisional Clerk and Other Posts Result 2020 Date at manipur.gov.in Result link

MAHUD Manipur Result 2020 - Check MAHUD Manipur Result 2020 for the Post of Peon, Lower Divisional Clerk(LDC) and Other Posts by Municipal Administration Housing and Urban Development Manipur(MAHUD Manipur) on it’s official manipur.gov.in Result link and download the MAHUD Manipur Result 2020 date sheet. Aspirants can check the complete details about MAHUD Manipur Result 2020 and other important Latest updates of MAHUD Manipur 2020 Result on Fresherslive.
Fresherslive . 18 hours ago
Result

DSSSB Result 2020 Out. Check DSSSB Junior Chemist, Teacher and Other Posts Result 2020 Date at dsssb.delhi.gov.in Result link

DSSSB Result 2020 - Check DSSSB Result 2020 for the Post of Ship Modelling Store Keeper, Junior Chemist, Teacher Primary Urdu, Pgt Hindi by Delhi Subordinate Services Selection Board (DSSSB) on its official link and download the DSSSB Result 2020 date sheet. Aspirants can check the complete details about DSSSB Result 2020 and other important Latest updates of DSSSB 2020 Result on Fresherslive.
Fresherslive . 18 hours ago
Result

GPSC Result 2020 Out. Check GPSC Protection Officer, Assistant Engineer Class 2 Result 2020 Date at gpsc.gujarat.gov.in Result link

GPSC Result 2020 - Check GPSC Result 2020 for the Post of Protection Officer, Assistant Engineer Class 2 Provisional by Gujarat Public Service Commission(GPSC) on its official gpsc.gujarat.gov.in Result link and download the GPSC Result 2020 date sheet. Aspirants can check the complete details about GPSC Result 2020 and other important Latest updates of GPSC 2020 Result on Fresherslive.
Fresherslive . 18 hours ago
Result

MPPGCL Result 2020 ready to Release Soon. Check MPPGCL Plant Assistant Result 2020 Date at mppgcl.mp.gov.in Result link

MPPGCL Result 2020 - Check MPPGCL Result 2020 for the Post of Plant Assistant by Madhya Pradesh Power Generating Company Limited(MPPGCL) on it’s official mppgcl.mp.gov.in Result link and download the MPPGCL Result 2020 date sheet. Aspirants can check the complete details about MPPGCL Result 2020 and other important Latest updates of MPPGCL 2020 Result on Fresherslive.
Fresherslive . 18 hours ago
Syllabus

Delhi Police Syllabus 2020 released @ delhipolice.nic.in: Check and download Constable Syllabus here

Delhi Police Syllabus 2020 has been released for Constable Post by the Delhi Police on its official website, candidates can get the Delhi Police Head Constable Syllabus, admit card, and other important details regarding the Delhi Police Head Constable Syllabus. Grab, all the latest updates like the session, syllabus, exam date, interview schedule, and other details here and download the Delhi Police Head Constable Result 2020 through the direct official link provided below. More updates on the Delhi Police Syllabus 2020 for Constable Post will also be available on our website. Updated Notification for the further process will also be provided here instantly.
Fresherslive . 19 hours ago
Result

BEL Result 2020 Out. Check BEL Trainee Engineer Result 2020 Date at bel-india.in Result link

BEL Result 2020 - Check BEL Result 2020 for the Post of Trainee Engineer by Bharat Electronics Limited(BEL) on it’s official bel-india.in Result link and download the BEL Result 2020 date sheet. Aspirants can check the complete details about BEL Result 2020 and other important Latest updates of BEL 2020 Result on Fresherslive.
Fresherslive . 19 hours ago
Syllabus

RBI Syllabus 2020 released @ rbi.org.in: Check and download Grade B Syllabus here

RBI Syllabus 2020 has been released for the posts under Group B by the Reserve Bank Of India on its official website rbi.org.in. Here candidates can get updates, admit cards, and other important details regarding RBI Grade B Syllabus. Grab, all the latest updates like the session, syllabus, exam date, interview schedule, and other details here and download the RBI Syllabus 2020 through the direct official link provided below. More updates on RBI Grade B Syllabus will also be available on our website.   
Fresherslive . 19 hours ago
Admit Card

BIS Admit Card 2020 will soon release download at bis.gov.in Admit Card for BIS Technical Assistant, Senior Technician, Check Release Date and Time

BIS Admit Card 2020 download at bis.gov.in and Aspirants can check the www.bis.gov.in Admit Card 2020 Release Date and Time for the Post of Technical Assistant, Senior Technician provided by Bureau of Indian Standards(BIS) and can check the BIS Technical Assistant, Senior Technician exam date. All the Candidates who have applied for the BIS Technical Assistant, Senior Technician should download the exam admit card / Hall Ticket by using their Registration ID or DOB and Candidates get Latest BIS Admit card 2020 or BIS Hall Ticket 2020 Up-to-date Notification is released by the officials on Fresherslive
Fresherslive . 19 hours ago




FreshersLive - No.1 Job site in India. Here you can find latest 2020 government as well as private job recruitment notifications for different posts vacancies in India. Get top company jobs for both fresher and experienced. Job Seekers can get useful interview tips, resume services & interview Question and answer. Practice online test free which is helpful for interview preparation. Register with us to get latest employment news/rojgar samachar notifications. Also get latest free govt and other sarkari naukri job alerts daily through E-mail.