Abiotic factors are:

Related Mcqs:

1. The biotic and abiotic components of the ecosystem are connected through:

   A. Standing quality
   B. Climatic regime
   C. Transducers
   D. Humification and mineralization

2. In an ecosystem in abiotic components which of the following occurs?

   A. Flow of energy
   B. Cycling of material
   C. Consumption of materials
   D. Flow of energy and cycling of materials

3. Abiotic components are:

   A. Inorganic
   B. Organic
   C. Climatic
   D. All of the above

4. Hazards include all those factors that can injure or kill an animal (natural factors)

   A. Fire, rain and wind as well as man made structures such as roads and fences
   B. Thus challenging an animal’s physiological capacity as to prevent it from reproducing successfully
   C. Both (a) & (b)
   D. None of these

5. Which one of the following elements is the critical limiting factors in the function of ecosphere because of its irretrievable loss in the ocear:

   A. Fe
   B. P
   C. Mg
   D. Ca

6. Environmental factors in ecosystem:

   A. Abiotic factors
   B. Biotic factors
   C. Both (a) & (b)
   D. None of these

7. Accelerated soil erosion factors are:

   A. Soil erosion by water
   B. Soil erosion by wind
   C. Both (a) & (b)
   D. None of these

8. Soil erosion factors include:

   A. Amount of rainfall
   B. Slope length
   C. Slope gradient
   D. Soil erodibility
   E. All of the above

9. The factors to control of wind erosion are:

   A. The soil should be kept moist as far as possible especially in the season of windstorms. Moist soil is less vulnerable to wind erosion than dry soil
   B. Wind breaks by planting tree in rows or shelter belts of any means are effective in wind erosion
   C. Both (a) & (b)
   D. None of these

10. Habitat destruction is the indirectly acting factor while _____ hunting are the main direct human factors affecting wildlife populations:

    A. Legal
    B. Illegal
    C. Both (a) & (b)
    D. None of these