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Test- 03- FORESTRY
Time- 30 min
Topic- Forest Biometry
INSTRUCTIONS- KEEP YOUR GMAIL LOGGED IN
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1. The yield from a normal forest is called
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(a) Normal yield
(b) Yield
(c) Sustained yield
(d) Yield Regulations
2. The material that a forest can yield annually or periodically in perpetuity is-
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(a) Total yield
(b) Sustained yield
(c) Normal yield
(d) Yield regulations
3. All the material that counts against the prescribed yield and which is derived from the main felling in a regular forest is called
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(a) Total yield
(b) Final yield
(c) Normal yield
(d) Yield capacity
4. Concept of sustainability was first placed in
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(a) 1987
(b) 1972
(c) 1973
(d) 1974
5. Objective of yielding regulations are
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(a) Cut each crop at sustain maturity
(b) Obtain maximum yield
(c) cut same quantity of yield annually or periodically
(d) all of the above
6. Masson`s ratio is also known as-
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(a) Exploitation percent
(b) Austrian method
(c) Burma`s modification
(d) Symthie`s modification
7. Which method is used for yield determination in irregular forest
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(a) Von's Mantel's & French method
(b) Increment method & Boilley;s method
(c) Swiss method & Hufnagl's method
(d) all
8. ______ symbolize the elements of constancy capital as well as productivity of the biological production system.
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(a) Stability
(B) Constant natural stock
(c) Resilience
(d) none
9. Smithy's safe guarding formula is derived from which forest
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(a) Sal forest
(B) Teak forest
(c) Bamboo forest
(d) Pine forest
10. Which of the following is Indian method of yield determination?
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(a) Brandis diameter class method
(b) floating PB method
(c) Karl's method
(d) Swiss method
11. Which of the following method is based on increment
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(a) Increment method
(b) Swiss method
(c) boilley's method or check method or methode du controle method
(d) All
12. Brandis diameter class method is based on
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(a) Increment
(b) volume
(c) Diameter
(d) Both (a) and (b)
13. Those natural resource whose decline affects the productive capacity of the system , Soil , vegetation , water, biodiversity are called
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(a) Resilience
(B) Stability
(c) Constant natural stock
(d) none
14. Systematic collection , evaluation and presentation of specific information on forest is defined as
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(a) Forest measurement
(b) Forest mensuration
(C) Forest inventory
(d) none
15. Branch of forest inventory dealing with measurement of trees is called as
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(a) Forest biometry
(b) Forest mensuration
(c) Forest measurement
(d) Forest statistic
16. "The standards of weights and measures Act" came into force in
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(a) 1976
(b) 1966
(c) 1986
(d) 1956
17. CGS system or metric was introduced in which of the following year
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(a) 1956
(b) 1966
(c) 1988
(d) 1962
18. FPS system is also known as
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(a) British system
(b) French system
(c) Metric system
(d) none
19. 12 inches equal to-
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(a) 1 foot
(b) 1.8 foot
(c) 4 foot
(d) 2 foot
20. 1 inches equal to-
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(a) 30.48cm
(B) 6cm
(c) 8cm
(d) 2.54cm
21. 1 acre equal to
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(a) 1.1 hectare
(b) 1.8 hectare
(c) 0.40468 hectare
(d) 1.6 hectare
22. The error that are caused by human carelessness, casualness or fallibility is term as
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(a) Compensating error
(b) Systematic error
(c) Sampling error
(d) Mistakes
23. A universally adopted standard height for measuring girth, diameter and basal area of standing trees is commonly termed as
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(a) Stump height
(b) Breast height
(c) both
(d) none
24. In New Zealand breast height is taken as ____m.
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(a) 1.37m
(b) 1.3m
(c) 1.39m
(d) none
25. Maximum spread of the crown along its widest diameter is called as
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(a) Crown height
(b) Crown length
(c) Crown width
(d) None of the above
26. Fromme calliper is made up of
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(a) Only wooden part
(B) Only brass
(c) Both with brass and wooden
(d) All aluminum
27. Bark thickness is measured by
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(a) Criterion laser
(b) Penta prism
(c) Bittmore stick
(d) Swedish bark guage
28. In which of the following instrument computer chip is an ingredient for diameter measurement
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(a) Biltmore stick
(b) penta prism
(c) Spiegel relaskop
(d) Criterion laser
29. When the tree is forked above the breast it is counted as
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(a) Separate tree
(b) one tree
(c) both
(d) None of the above
30. The usual diameter classes used in India are
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(a) 2cm, 4cm, 6cm
(b) 2cm, 5cm, 10cm
(c) 2cm ,5cm, 8cm
(d) 2cm, 5cm, 4cm
31. Cross section area at breast height is known as
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(a) Bole surface area
(b) Basal area
(c) Crown area
(d) None of the above
32. Which of the following method of height measurement is based on the principle of similar triangles?
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(a) Shadow method
(b) Pencil method
(c) Pole method
(d) Both (a) and (c)
33. Metzger's theory is also known as
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(a) Mechanistic theory
(b) Girder theory
(c) both (a) and (b)
(d) None of the above
34. Artificial form factor is also known as
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(a) Pressler's normal
(b) True form factor
(c) Breast height form factor
(d) none of the above
35. Metzger's theory was initially introduced by
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(a) Heck
(b) Hojer
(c) Tor jonson
(d) Schwendener
36. Term `Form quotient` was given by
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(a) Tor jonson
(b) Hojer
(c) A schiffel
(d) Pressler
37. Plot chosen as representative of a larger area is
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(a) Sample plot
(b) site
(c) Compartment
(d) All
38. Each piece of firewood is called
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(a) Chatties
(b) Cord
(d) Rick
(d) Billet
39. Horizontal projection of tree crown on the ground is called
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(a) Crown cover
(b) Crown width
(d) Crown length
(d) Crown height
40. Which of the following method is derived through application of Archimedes Principles?
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(a) Specific gravity method
(b) Xylometric method
(c) Photographic method
(d) Graduated steel tape count
41. The portion of the tree stem or log which is unmerchantable is called
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(a) Billet
(b) Stump
(c) Litter
(d) cull
42. In India forest inventory is also known as term
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(a) Sampling
(b) Estimation
(c) Enumeration
(d) Survey
43. PPS stands for
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(a) Probability Proportional to sample
(b) Probability Proportional to stand
(c) Probability Proportional to size
(d) Proportional probability to sample
44. Horizontal point sampling was given by
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(a) Hirata
(b) Bitterlich
(c) Harting
(d) urich
45. Yield table is generally prepared for
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(a) Irregular forest
(b) Virgin forest
(c) Regular forest
(d) none of the above
46. The ratio of the sample to the whole population is called
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(a) Sampling fraction
(b) Intensity of sampling
(c) both (a) and (b)
(d) Random sampling
47. CVP index was given by
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(a) Paterson
(b) Bitterlich
(c) Urich
(d) hartig
48. CVP index is used to measure
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(a) Site index
(b) Site quality
(c) Soil productivity
(d) fertility
49. Point sampling is example of
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(a) Multiphase sampling
(b) Sampling with varying probability
(c) Multistage sampling
(d) Simple random sampling
50. Kinds of random sampling in which the sampling unit size is reduced at successive stage of sampling is known as
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(a) sampling
(b) Multistage sampling
(c) Multiphase sampling
(d) List sampling
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