A. Soil stabilization
B. Keep minimum vegetation
C. Favour, shallow rooted species
D. Convert forest to other species and land uses
E. All of the above
Related Mcqs:
- Forage yield of grass depends on soil moisture after burning. In wet areas when there is enough presipitation after burning, forage yield can be increased by ________
A. 50 percent
B. 60 percent
C. 70 percent
D. 80 percent - _______ is the oldest known practice used by man to manipulate range vegetation for livestock grazing:
A. Range burning
B. Water spreading
C. Sand dune fixation
D. None of these - Cultural practice is / are:
A. Cultivations
B. Weeding
C. Cover Crops
D. All of the above - In practice forests are not normal. They are ‘abnormal’ in ways:
A. They are overstocked. This is found in forests where there is more area of forest under the older age classes
B. They are under stocked. This is due to larger proportion of area under immature crops
C. Both (a) & (b)
D. None of these - In practice forests are not normal. They are ‘abnormal’ in ways:
A. They are overstocked. This is found in forests where there is more area of forest under the older age classes
B. They are under stocked. This is due to larger proportion of area under immature crops
C. Both (a) & (b)
D. None of these - Irrigated forest plantations have emerged as a new land use practice for the last ____ years:
A. 50
B. 100
C. 150
D. 200 - Yield table is / are:
A. A tabular statement of the volume
B. Per acre and other stand data for even-aged stands of trees at different ages and site qualities
C. Both (a) & (b)
D. None of these - It has been possible to raise the yield of resin from chir pine from the existing 1.5 kg per tree to 3.5 kg on the average per tree by using the American Bark Hack method in conjunction with ______ sulfuric acid:
A. 30%
B. 40%
C. 50%
D. 60% - What is the object of sustained yield?
A. Use of forest resource at a constant level which it can sustain in perpetuity at a given intensity of management
B. Continuous supply of products from forests in existing stage
C. To facilitate organization and administration
D. All of the above - From yield table we determine:
A. Future increment of even aged crop can be from valid yield table
B. Under stocked stands tend to approach fully stocked stands with increase in age, though more rapid growth than the latter
C. Both (a) & (b)
D. None of these
The correct answer to the question: "Practice for increasing water yield are:" is "All of the above".