1.  Ecological aspects is / are:
A. Forests generally have a beneficent effect on the soil B. The roots of the forest trees take up nutrients from the soil, convert
C. And utilize them for the production of plant material D. All of the above

2.  Various ecological constraints are:
A. Competition for water and nutrients and for solar energy B. Future agroforestry systems will have to overcome physiological (canopy structure) biological (pests and disease), ecological (Sustainability and environment protection) constraints besides being economically sound
C. Both (a) & (b) D. None of these

3.  Economic aspects is / are:
A. Agroforestry appears as an interesting contribution to solve the food crisis as well as the energy crisis. B. Agroforestry has been under-estimated and it seems that the shortage will soon attain an even more critical level in the Third World than the shortage of aliments
C. Both (a) & (b) D. None of these

4.  Common combinations of the agroforestry system in Pakistan are: Trees species: Agricultural crops grown with trees
A. Poplars: wheat / maize / turmeric / sugarcane / vegetables / fodder B. Eucalypts: wheat/sunflower/tomatoes/potatoes/chilies
C. Simal: maize/sunflower/vegetables/fodder D. Shisham: turmeric/wheat/maize/vegetables
E. All of the above    

5.  The principal of positive economic features and the underlying hypotheses about agroforestry are:
A. Maintains or increases site productivity through nurient recycling and soil protection, at low capital and labour costs B. Increase the value of output on a given area of land through spatial or inter temporal intercropping of tree and other species
C. Both (a) & (b) D. None of these

6.  The main economic constraints of agroforestry are:
A. Reduces output of staple food cross, where trees compete for use of arable land and or depress crop yields. B. In compatibility of trees with agricultural practices such as free grazing, burning, common fields
C. Both (a) & (b) D. None of these

7.  Some common issues is / are:
A. Local use and knowledge B. Tenure
C. Organization D. Conservation
E. All of the above    

8.  Constraints with respect of agroforestry:
A. There are several problems that hinder the acceptance of agroforestry concepts B. And their use as tools in rural development
C. Both (a) & (b) D. None of these

9.  The main constraints of agroforestry are:
A. Introduction of technological procedures not suited to the prevailing socio-economic situations B. While agroforestry enterprise may be attractive
C. Political will and commitment D. Increasing number of institution without clear definition of functions, good and effective coordination
E. All of the above    

10.  Lessons learnt in Pakistan is / are:
A. Over a period of time from practicing social forestry / agroforestry B. Several recommendations have emerged from various workshops, seminars and meetings
C. Agroforestry, establishment and management of tree crops D. Marketing
E. All of the above    


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