Class 12 Biology: Reproduction in Organisms
This worksheet covers fundamental concepts of reproduction, including asexual and sexual modes, life cycles, and various reproductive strategies in organisms. It aims to test understanding of key terminology and processes.
Your device's Print screen will open — choose "Save as PDF" to download.
Track practice: print a star chart
- Q1.Which of the following organisms exhibit external fertilization?
- A.Human
- B.Birds
- C.Frogs
- D.Reptiles
- Q2.Binary fission is a type of asexual reproduction commonly observed in:
- A.Amoeba
- B.Spirogyra
- C.Hydra
- D.Yeast
- Q3.The process of transfer of pollen grains from anther to stigma is called:
- A.Fertilisation
- B.Pollination
- C.Germination
- D.Parthenocarpy
- Q4.Vegetative propagation in potato occurs by:
- A.Leaves
- B.Roots
- C.Stem tubers
- D.Seeds
Preview — full sheet in the PDF
What's inside this workbook
This Class 12 Biology Practice contains 10 questions across 2 printable pages and includes a full answer key at medium difficulty. Aligned to the CBSE and NCERT syllabus.
How this worksheet helps your child
- Builds confidence in core Biology concepts taught in Class 12 through repeated, varied practice.
- Aligned to CBSE and NCERT — questions mirror the pattern children see in school tests and unit assessments.
- Comes with an answer key so parents and students can self-check in minutes, without needing a teacher.
- Pitched at medium level — use it for daily homework, weekend revision or quick exam warm-ups.
Topics covered
How to use this worksheet at home
Open the print view and use your browser's Print dialog to print on regular A4 paper or save as a PDF. Hand the printed sheet to your child (Class 12) and set a relaxed time limit — 15 to 25 minutes works for most Biology worksheets. When they're done, open the "With answer key" view and let them self-mark question by question. Re-print as many times as you need; the file never expires and there's no download limit.
Frequently asked questions
- Is this Biology worksheet really free?
- Yes — every workbook on WorkbookWala is 100% free to download and print. No login, no email, no paywall. We're free for students, parents and teachers.
- Is it aligned to the CBSE / NCERT syllabus?
- Yes. All Class 12 worksheets are built around the CBSE and NCERT pattern so they map cleanly to what your child is studying in school.
- Can I print this worksheet at home?
- Yes. Click "Open print view" and use your browser's Print dialog to print on standard A4 paper, or save it as a PDF for later. The layout is designed to fit cleanly without scaling.
- Does it include an answer key?
- Yes — click "With answer key" to print a version with answers included, so parents and students can self-mark in minutes.
More Biology worksheets for Class 12
View all →Class 12 Biology: Evolution Fundamentals
This worksheet covers fundamental concepts of Evolution, including its definition, key theories, and supporting evidence, suitable for Class 12 CBSE students.
Class 12 Biology: Molecular Basis of Inheritance - Hard Worksheet
This worksheet challenges your understanding of complex concepts in the molecular basis of inheritance, including DNA replication, transcription, translation, and genetic regulation.
Class 12 Biology: Principles of Inheritance and Variation
This worksheet tests your understanding of fundamental concepts in inheritance and variation, including Mendelian genetics, incomplete dominance, codominance, and genetic disorders.
Class 12 Biology: Human Reproduction Basics
This worksheet covers fundamental concepts of human reproduction, including male and female reproductive systems and basic reproductive processes, suitable for Class 12 CBSE students.