Read and download the CBSE Class 12 Biology Sample Paper 2024 Solved, designed by expert teachers according to the latest 2026-27 curriculum and examination pattern issued by CBSE, NCERT, and KVS. These Class 12 Biology sample papers include detailed step-by-step solutions, helping students to practice and evaluate their performance against the most recent marking schemes.
Solved Sample Paper for Class 12 Biology PDF
Our Class 12 Biology model papers are important for understanding the weightage of different chapters and the difficulty level of expected questions. By solving these guess papers Class 12 students can identify weak areas and improve time management. We also suggest referring to our Class 12 Biology Question Papers of previous years to further strengthen your exam preparation.
Download Class 12 Biology Sample Paper with Answers
Section - A
Question
1 Remnants of nucellus are persistent during seed development in:
a) pea
b) groundnut
c) wheat
d) black pepper
Answer : D
2 The wall layer of microsporangium which nourishes the pollen grain is:
a) epidermis
b) endothecium
c) middle layers
d) tapetum
Answer : D
3 A short piece of DNA, having 20 base pairs, was analyzed to find the number of nucleotide bases in each of the polynucleotide strands. Some of the results are shown in the table.
How many nucleotides containing Adenine were present in strand 2?
a) 2
b) 4
c) 5
d) 7
Answer : D
4 In a certain species of insects, some have 13 chromosomes, and the others have 14chromosomes.The 13 and 14 chromosome bearing organisms are
a) males and females, respectively
b) females and males, respectively
c) all males
d) all females
Answer : A
5 At a particular locus, the frequency of allele A is 0.8 and that of allele a is 0.2. What would be the frequency of heterozygotes in a random mating population at equilibrium?
a) 0.32
b) 0.16
c) 0.24
d) 0.48
Answer : A
6 Variations caused due to mutations are
a) random and directionless
b) random and directional
c) random and small
d) random, small and directional
Answer : A
7 What is the smallest part of a DNA molecule that can be changed by a point mutation?
a) Oligonucleotide
b) Codon
c) Gene
d) Nucleotide
Answer : D
8 What should be the genotype of the indicated member?
a) AA
b) Aa
c) XY
d) aa
Answer : D
9 A patient was advised to have a kidney transplant. To suppress the immune reaction, the doctor would administer him:
a) statins produced from Monascus purpureus
b) statins produced from Streptococcus thermophilus
c) cyclosporin A produced from Trichoderma polysporum
d) cyclosporin A produced from Clostridium butylicum
Answer : C
Please refer to attached file for CBSE Class 12 Biology Sample Paper 2024 Solved
Free study material for Biology
Download CBSE Sample Papers: Class 12 Biology
How to download CBSE Class 12 Biology Sample Paper 2024 Solved in PDF?
Easily download the CBSE Class 12 Biology Sample Paper 2024 Solved online to strengthen your final preparations. Mastering the official paper structure is vital for Class 12 students seeking higher marks. We recommend solving these updated Biology sample papers to practice anticipated question formats. Download the PDF format for flexible offline drills, ensuring you practice under true test conditions.
Why Practice Class 12 Biology Model Papers?
- Updated Question Pool: Features brand new questions for Biology distinct from past year archives.
- Curriculum Insights: Regular practice clarifies chapter-wise marks distribution and formatting styles for Class 12.
- Targeted Improvement: Track performance drops across sets to isolate specific Class 12 Biology topics needing extra attention.
- Time Efficiency: Practicing both MCQs and subjective problems for Class 12 Biology builds critical pacing to finish papers timely.
Maximizing Results After Solving CBSE Class 12 Biology Sample Paper 2024 Solved
- Self-Evaluation: Score your answers using the official guidance found in the Biology Sample Paper PDF.
- Targeted Correction: Class 12 pupils must re-solve questions answered incorrectly to master the correct method.
- Core Review: Look up challenging questions inside the NCERT book for Class 12 Biology to build solid fundamentals.
- Regular Practice: Solve extra Biology sample modules online to maximize preparedness for upcoming CBSE evaluations.
FAQs
You can download the complete PDF for CBSE Class 12 Biology Sample Paper 2024 Solved 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 2024 Solved 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 2024 Solved on your mobile device.