Bacteria and fungi in a forest ecosystem are generally:

Related Mcqs:

1. The fungi in a forest ecosystem act as:

   A. Macroconsumer
   B. Decomposer
   C. Omnivore
   D. Producer

2. According to Mc Dougal, the parasitism caused due to fungi and bacteria represent a symbiotic relationship which is:

   A. Social and antagonistic
   B. Nutritive and antagonistic
   C. Social and reciprocal
   D. Nutritive and reciprocal

3. 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

4. The major tool in the hands of the Forest Departments to protect forest areas is the Forest Act of 1927. Its salient features are:

   A. Government is the supreme owner of forestland
   B. Forests have been classed as reserved forests, protected forests, unclassed forests and community forests (Guzara forests), according to the need of protection
   C. Both (a) & (b)
   D. None of these

5. In an ecosystem, bacteria are considered as:

   A. Microconsumers
   B. Secondary consumers
   C. Primary consumers
   D. None of these

6. The bacteria, which reduce nitrates in the soil to gaseous nitrogen, are known as denitrifying bacteria such as:

   A. Nitromonas
   B. Pseudomonas
   C. Nostoc
   D. Rhizobium

7. In a comparative study of grassland ecosystem and pond ecosystem it may be observed that:

   A. Primary and secondary consumers are similar
   B. Both biotic and abiotic components are different
   C. The biotic components are almost similar
   D. The abiotic components are almost similar

8. Exotic species, which brought for plantation from some other country to our country or even from one ecosystem to other ecosystem are called, as exotic species like:

   A. Pinus nigra – Japan
   B. Euralyptus – Australia
   C. Polunia – China
   D. All of the above

9. The pyramid of number in a forest ecosystem is:

   A. Rhombiodal
   B. Upright
   C. Inverted
   D. Linear

10. In a forest ecosystem, the numerical relationship between the producers and herbivores:

    A. Producers more than herbivores
    B. Producers equal to herbivores
    C. Producers less than herbivores
    D. Variable