A. Trees and shrubs are more primitive than herbs and older than climbers
B. Terrestrial plants have aquatic ancestry
C. Perennials are older than biennials and annuals
D. Both A and C
Answer: Option D
This Question Belongs to Biology GK Chapter Wise >> Plant Kindom
A. Latent period phase
B. Vegetative phase
C. Adsorption phase
D. Liberation phase
In which kind of xylem parenchyma the parenchyma cells occur singly among the fibres and tracheids?
A. Boundary apotracheal type
B. Terminal apotracheal type
C. Banded apotracheal type
D. Diffuse apotracheal type
A. Metric approach
B. Empirical approach
C. Numerical approach
D. None of the above
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