Rhododendron is most prominent at an altitude of:

Related Mcqs:

1. Rhododendron is characteristic of vegetation of:

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

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

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

3. The temperature based zone at an altitude of 10,000 is:

   A. Tropical
   B. Sub-tropical
   C. Temperate
   D. Alpine

4. Alpine forests occur at an altitude:

   A. 3,900-6,000 m
   B. 1,900-3,000 m
   C. 1,000-1,5000 m
   D. 500-1,000 m

5. The areas laying above an altitude of about ______ and below zone of perpetual snow constitute alpine pastures:

   A. 3000 m
   B. 4000 m
   C. 5000 m
   D. 6000 m

6. The altitude varies from 1500 to 8600 m and includes 19 peaks over 7600 m, such as:

   A. K2
   B. Nanga Parbat
   C. Kakaposhi
   D. Trichmir
   E. All of the above

7. Commensalism is:

   A. When both partners are harmed
   B. When both partners are benefited
   C. When weaker partner is benefited and the stronger is unharmed
   D. None of these

8. At which latitude, heat grain through insolation approximately equals heat loss through terrestrial radiation?

   A. 42 1/2? North and South
   B. 22 1/2? North and South
   C. 60? North and South
   D. 40? North and South

9. The device or structure where plants are grown in a controlled environment:

   A. Culture chamber
   B. Inoculation chamber
   C. Phytotron
   D. All of these

10. The alpine forests are classed under the plant group called:

    A. Mesotherms
    B. Megatherms
    C. Microtherms
    D. Hekistotherms