The dichotomous or Y shaped branching is seen in sub phylum:
Correct answer: C. Psilopsida
- A. Lycopsida
- B. Sphenopsida
- C. Psilopsida
- D. Pteropsida
Explanation
The dichotomous or Y-shaped branching is actually seen in the subphylum Psilopsida. It refers to the pattern of branching in the vascular system of certain plants belonging to this subphylum. This type of branching occurs when the main stem divides into two equal branches, resembling the shape of the letter "Y". It's a unique characteristic of Psilopsida plants.
This question appeared on the KMU Centralized Admission Test 2021 paper, which you can sit online with every answer explained.
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About Kingdom Plantae
Plants are multicellular, photosynthetic eukaryotes with cellulose cell walls, chloroplasts and large vacuoles. Coverage includes alternation of generations, vascular and non-vascular plants, seedless and seed-producing groups, gymnosperms and angiosperms, and the distinction between monocot and dicot features.
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