CSS :: Forest Classifications
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1. |
Division of forest into stands on the bais of age is: |
A. |
Even aged stand |
B. |
Un-even aged stand (selection forest) |
C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option C
Explanation:
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2. |
Influence of even-aged and un-even aged groups on the tree (differences) are : |
A. |
To bole length |
B. |
To growth rings |
C. |
To shade |
D. |
To number of trees |
E. |
All of the above |
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Answer: Option E
Explanation:
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3. |
Division of forest into stands on the basis of composition is / are: |
A. |
Pure stand |
B. |
Mixed stand |
C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option C
Explanation:
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4. |
Difference between pure and mixed stands is / are : |
A. |
To temperature |
B. |
To conditions favourability |
C. |
To destruction |
D. |
To extreme conditions favourability |
E. |
All of the above |
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Answer: Option E
Explanation:
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5. |
Advantages of pur forest are: |
A. |
The forest easily be managed (rotation period is same soil felling can be carried out at the same time. |
B. |
In pure forest less skill of forester is required than in mixed forest. |
C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option E
Explanation:
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6. |
Advantages of mixed stand are: |
A. |
Utilization of site properly |
B. |
Wind damages |
C. |
Snow damages |
D. |
Insect damages |
E. |
All of the above |
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Answer: Option E
Explanation:
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7. |
Division of forest into stands on the basis of density is / are : |
A. |
The relative closeness of trees is called density |
B. |
To closeness of crowns boles and roots |
C. |
Both (a) & (b) |
D. |
None of these |
Answer: Option C
Explanation:
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8. |
Conditions or factors which influence the crown closure is: |
A. |
Manner of formation of tje stand |
B. |
Quality of soil |
C. |
Soil moisture |
D. |
All of the above |
Answer: Option D
Explanation:
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9. |
Degree of crown density in a forest stand is: |
A. |
Closed |
B. |
Densse |
C. |
Thin |
D. |
Open |
E. |
All of the above |
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Answer: Option E
Explanation:
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10. |
The influences of crown on trees is: |
A. |
Quality of bole or wood |
B. |
Volume production per unit area |
C. |
Control composition of species |
D. |
Regulate seeds and resin production |
E. |
All of the above |
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Answer: Option E
Explanation:
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