✓ Board-verified
Biology · 2026 · 1 mark
CBSE 2026 · Region 2 · Set 3 · Q2
Self-incompatibility in some flowering plants is a mechanism that prevents self-fertilization. Fill in the blank with the appropriate option:
Self-incompatibility in some flowering plants is a mechanism that prevents self-fertilization. Fill in the blank with the appropriate option :
Official answer
(D)
Genetic
All Sexual Reproduction in Flowering Plants questions2026 question paperNCERT solutions: Sexual Reproduction in Flowering PlantsPractice Sexual Reproduction in Flowering Plants →
More from Sexual Reproduction in Flowering Plants
- Choose the option that gives the correct number of pollen grains that will be formed after 325 microspore mother cells undergo microsporogenesis.2026 · asked 2×
- In which one of the following floral plants are many embryos formed in the seeds without fertilisation of the egg cell?2024
- Explain the process of the development of a male gametophyte in an angiosperm. Why is it called a male gametophyte?2023
- In angiosperms, the female gametophyte develops from a single cell of megasporangium. (i) Name that cell of megasporangium and describe the…2026
- Some flowers are unisexual, this property of unisexuality of flowers prevents which kind of pollination?2025
- The ploidy of apomictic embryos developing from the nucellus and antipodal cells respectively would be:2024
- Given below are stages of embryo sac formation from megaspore mother cell. Identify the correct option for the cell division marked a, b, c and d.2026
- Draw a T.S. of a mature anther of an angiosperm. Label its any three wall layers and mention their functions.2024
CBSE Class 12 Biology past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.