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.

Class 12CBSEBiologymediumPractice

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Q1. Which of the following organisms exhibit external fertilization?
- Human
- Birds
- Frogs
- Reptiles
Q2. Binary fission is a type of asexual reproduction commonly observed in:
- Amoeba
- Spirogyra
- Hydra
- Yeast
Q3. The process of transfer of pollen grains from anther to stigma is called:
- Fertilisation
- Pollination
- Germination
- Parthenocarpy
Q4. Vegetative propagation in potato occurs by:
- Leaves
- Roots
- Stem tubers
- Seeds
Q5. Which of the following is a hermaphrodite organism?
- Cockroach
- Human
- Earthworm
- Frog

+ 5 more in the printable PDF.