Mucilagenous tissue and chlorenchymatous cortex are characteristic of:

Related Mcqs:

1. Reduction of mechanical and vascular tissue and poor roots are found in:

   A. Hydrophytes
   B. Xerophytes
   C. Halophytes
   D. None of these

2. Cryopreservation of tissue is done at the following temperature:

   A. -196
   B. 126
   C. 206
   D. -96
   E. None of these

3. In which one of the following pairs is the specific characteristic of a soil not correctly matched?

   A. Terra rossa – Most suitable for roses
   B. Chernozems – Richest soil in the world
   C. Black soil – Rich in calcium carbonate
   D. Laterite – Contains aluminium compound

4. Excessive aerenchyma is characteristic of:

   A. Hydrophytes
   B. Xerophytes
   C. Mesophytes
   D. Heliophytes

5. Rhododendron is characteristic of vegetation of:

   A. Tropical zone
   B. Gangetic plains
   C. Mangrove belt
   D. Alpine zone

6. The plant that has a characteristic component of the mangrove vegetation is:

   A. Rhizophora mangle
   B. Ficus religiosa
   C. Mangifera indica
   D. Prosopis specigera

7. Which of the following is not the characteristic feature of the anatomy of xerophytes?

   A. Spongy paraenchyma
   B. Well developed conducting tissue
   C. Well developed mechanical tissue
   D. Thick cuticle

8. The plants of Cupressus and Cedrus are characteristic of:

   A. Temperate broad-leaf forest
   B. Temperate coniferous forest
   C. Chaparral
   D. Desert

9. The characteristic genera are ______ with Junipers and occasionally Rhododendron or Ephedra:

   A. Salix
   B. Lonicera
   C. Berberis
   D. Cotoneaster
   E. All of the above

10. The back and forth movements of chemical elements, between organisms and environment along characteristic circular paths and known as:

    A. Biochemical cycles
    B. Ecological cycles
    C. Chemical cycles
    D. None of these