The L- and H-layers are differentiated in:

Related Mcqs:

1. On the basis of genetic diversity, the following are differentiated with in a species:

   A. Ecads
   B. Ecotypes
   C. Populations
   D. Communities

2. The grasslands do not possess the horizon layers:

   A. A00
   B. A1
   C. Both (a) & (b)
   D. A00 and A1

3. The calcium carbonate content which is usually between 6 and 10%, has reached into the deeper layers, forming a zone of lime nodules (Kankar) at about _____ depth:

   A. 70-100 cm
   B. 80-110cm
   C. 90-120 cm
   D. None of these

4. The factors governing the structure of soil are called:

   A. Topographic
   B. Temperature
   C. Biotic
   D. Edaphic climax

5. Acacia arabica is a:

   A. Halophyte
   B. Mesophyte
   C. Xerophyte
   D. Hydrophyte

6. During adverse season, thermophytes survive by:

   A. Bulbs
   B. Corms
   C. Rhizomes
   D. Seeds

7. Plants growing on burnt soil are called:

   A. Heliophilous
   B. Hydrophilous
   C. Pyrophilous
   D. Pyriform

8. Plants growing on sand and gravel are called:

   A. Eremophytes
   B. Oxylophytes
   C. Psilophytes
   D. Psammophytes

9. The term ‘holard’ refers to:

   A. Gravitational water
   B. Capillary water
   C. Water holding capacity
   D. Field capacity

10. The science of ecology has been defined as the study of the structure and function of nature by:

    A. Odum
    B. Misra
    C. Warming
    D. Maeckel