Related Mcqs:

1. Browsers cause much damage to the forest than grazers. The damage caused includes:

   A. Destruction of tender seeding which are eaten together with the grass amidst which they may occur
   B. Mechanical damage to young growth and saplings through the passage of animals
   C. Dislodging of soil on steep slopes causing erosion
   D. Destruction of fences, drains, boundary posts, etc.
   E. All of the above

2. The air pollution caused by phosphate fertilizer factories is due to:The air pollution caused by phosphate fertilizer factories is due to:

   A. Phosphene
   B. SiF4
   C. Dust
   D. Halogens

3. The methods of controlling or putting out fire are:

   A. Application of water
   B. Application of earth
   C. Beating out
   D. Counter-firing
   E. All of the above

4. Forest fires cause millions of rupee of damage each year to the forest. Within the span of a few hours, hard work of generations of forest officers can be ruined. Causes of fires is / are :

   A. Burning of grass and undergrowth along patches frequented by villagers for easy passage
   B. Burning to facilitate the collection of minor produce
   C. Burning of grass by graziers for the sake of the tender grass, which comes up after a fire
   D. Fires caused by sparks from locomotive engines passing through the forest
   E. All of the above

5. Rain damage is / are:

   A. Both high and low precipitation in the form of rain is harmful for the forest crop
   B. A large chunk of forest area may be lost as a result of excessive rainfall
   C. Streams get flooded and wash away wooded land tree along the river banks are uprooted during floods
   D. All of the above

6. As an adaptation to fire, some plants produce lignotubres which are:

   A. Borne on the leaves
   B. Borne underground
   C. Present on the main stem
   D. Suspended from the branches

7. As a result of fire, there is destruction of the following components of soil:

   A. Litter
   B. Organisms
   C. Inorganic matter
   D. All of these

8. The advantage/s of fire:

   A. Reduction of biotic thrust
   B. Destruction of diseased plants
   C. Both (a) & (b)
   D. None of these

9. Hydrological effects of fire are:

   A. Change of species
   B. Human and litter is burnt
   C. Soil loss, surface run off and peak flow are increased
   D. Infiltration capacity is decreased
   E. All of the above

10. Hydrological types of fire are:

    A. Ground fire
    B. Stem fire
    C. Crown fire
    D. All of the above