Sample Question Papers for Class 12 Biology
Explore authentic exam practice materials through the CBSE Class 12 Biology Sample Paper 2017 Set 05. Tailored for Class 12 learners, utilizing these Biology sample papers ensures thorough preparation and strengthens time management skills before final CBSE evaluations.
Practice Class 12 Biology Exam Papers
Navigate directly to the solved Biology model papers using the digital viewer below. Each practice set includes detailed solutions, allowing students to instantly cross-check their work and identify areas requiring further revision.
Section - A
1. A certain tissue, of a plant, infected with TMV was used to obtain a new plant using tissue culture technique. Identify the technique used and reason out the possibility of obtaining a new healthy plant.
2. State a method of cellular defense which works in all eukaryotic organisms.
3. In case of an infertile couple, the male partner can inseminate normally but the mobility of sperms is below 40 percent. Judge, which kind of ART is suitable in this situation to form an embryo in the laboratory, without involving a donor?
4. PCR requires very high temperature conditions where most of the enzymes get denatured. How was this problem resolved in a PCR?
5. If two genes are located far apart from each other on a chromosome, what will be its effect on the frequency of recombination?
Section - B
6. The alarming population growth is leading to scarcity of basic requirements. Suggest with reason, any two population control measures other than contraception to address the situation.
7. Both Down’s syndrome and Turner’s syndrome are examples of chromosomal disorders. Cite the differences between the two, at the chromosomal level.
8.To reduce the percentage of population suffering from hunger and malnutrition, microbes are grown on a large scale to act as food supplements. Mention any two microbes used as food supplement and suggest their role.
OR
Success rate of artificial insemination in cattle is fairly low. Identify any other technique to improve the successful production of hybrids. State two advantages of this technique.
9. a) A patient who is suffering from myocardial infarction is given a clot buster as part of his treatment. Mention the clot buster administered and its microbial source.
b) A person recuperating from illness is advised to have curd regularly. Why?
10. Assess the effects of loss of biodiversity in a region. Mention any four such effects.
Please click the link below to download CBSE Class 12 Biology Sample Paper 2017 Set E
Free study material for Biology
Exam Preparation Sample Paper for Class 12 Biology CBSE Class 12 Biology Sample Paper 2017 Set 05
Get Started with CBSE Class 12 Biology Sample Paper 2017 Set 05 (CBSE)
Explore downloadable sample sets for Class 12 Biology. Utilizing the CBSE Class 12 Biology Sample Paper 2017 Set 05 allows learners to gauge exam readiness and master official CBSE assessment structures.
Key Advantages of Solving CBSE Class 12 Biology Sample Paper 2017 Set 05
- Curriculum Insights: Clarify chapter-wise weightage rules and question trends across Class 12.
- Gap Analysis: Check performance drops across sets to isolate specific Class 12 Biology topics needing extra attention.
- Time Efficiency: Working through objective and descriptive problems builds critical pacing to finish exams comfortably.
Steps to Follow After Completing CBSE Class 12 Biology Sample Paper 2017 Set 05
- Verify Answers: Compare your responses against professional teacher solutions provided in the sample paper keys.
- Error Analysis: Class 12 learners must review incorrect answers carefully to understand underlying mistakes.
- Concept Reinforcement: Consult the official NCERT book for Class 12 Biology when stuck before re-attempting problems.
FAQs
You can download the complete PDF for CBSE Class 12 Biology Sample Paper 2017 Set 05 for free from StudiesToday.com. Our resources for Class 12 Biology are updated for the latest academic session and follow the official exam pattern.
Yes, CBSE Class 12 Biology Sample Paper 2017 Set 05 comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Biology to help students of Class 12 understand correct methodology and marking scheme.
Practicing this Biology paper helps in time management and identifying important topics. For Class 12, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.
Yes, all our study materials for Class 12 Biology are provided in a mobile-friendly PDF format. You can easily download CBSE Class 12 Biology Sample Paper 2017 Set 05 on your mobile device.