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Test- 05 - AFFORESTATION AND TENDING OPERATIONS
Time- 30 min
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1. Which method are used to control the weeds growth
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(a) Closer spacing
(b) Wider spacing
(c) Both a & b
(d) None
2. Which insect is used for eradication of Lantana camara
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(a) Opuntia species
(b) Orthezia insignis
(c) Estigmena chinensis
(d) Cosmopteryx xpecies
3. Which species are removed for favouring the growth of Deodar sapling
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(a) Kail
(b) Spruce
(c) Fir & Oak
(d) All
4. By which low "thinning takes place naturally in densely stocked forest"?
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(a) Law of minimum
(b) Law of threshold
(c) Law of survival; of the forest
(d) Leibig law
5. Felling made in an immature stand for the purpose of improving the growth and form of the trees that permanently break the canopy is known as-
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(a) Thinning
(b) Cleaning
(c) Purning
(d) All of these
6. Thinning helps to improve
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(a) Improve the stand structure
(b) Improve composition of the crop
(c) Improvement of regeneration & protection
(d) All of these
7. Two types of general systems followed in mechanical thinning is-
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(a) Row-thinning and spacing thinning
(b) Rectangular thinning
(c) Square thinning
(d) All of these
8. Mechanical Thinning usually applied in
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(a) Young crops
(b) Young plantation before the crown differentation
(c) Both a & b
(d) All of these
9. Thumb rule method have been followed in which kind of thinning
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(a) Ordinary thinning
(b) Crown thinning
(c) Free thinning
(d) Mechanical thinning
10. Thumb Rule method is based on relationships
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(a) Between the average diameters of tree
(b) Average sapcing between the trees
(c) Both a & b
(d) None
11. Ordinary thinning is called
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(a) Low thinning
(b) German thinning
(c) Thinning from the below
(d) All of these
12. Removal of Wolf trees from natural stands or plantation along with thinning is called
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(a) Wolfing
(b) Pruning
(c) Timber cutting
(d) Free thinning
13. N/D relationship between number of stems per ha and diameter are given by
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(a) Craib
(b) Czarnowski
(c) Reinkee
(d) Seth
14. Free thinning is also called
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(a) Single stem silviculture
(b) Elite thinning
(c) Both a & b
(d) Low thinning
15. Advance thinning is also called
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(a) Craib advance thinning
(b) Elite thinning
(c) Crown thinning
(d) Thinning from above
16. Which grade of thinning is mainly used for research purpose?
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(a) E-grade
(b) B-grade
(c) D-grade
(d) C-grade
17. Which thinning is most suitable for light demander species
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(a) Mechanical thinning
(b) Crown thinning
(c) Ordinary thinning
(d) Free thinning
18. The planned interval which elapses between successive thinning in the same area is called
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(a) Thinning intensity
(b) Thinning cycle
(c) Thinning regime
(d) Pruning
19. Whole set of thinning carried out in a crop form the earliest stage to maturity is known as
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(a) Thinning intensity
(b) Thinning regime
(c) Pruning
(d) Girdling
20. Crown thinning is applied for
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(a) Even aged regular crop
(b) Uneven aged irregular crop
(c) Both a & B
(d) Uneven-aged regular crop
21. The removal or destruction of less valuable trees in a crop in the interest of better growth of the more valuable individuals is known as-
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(a) Improvement felling
(b) Crown thinning
(c) Craib thinning
(d) Elite thinning
22. Cutting the bark and outer living layer of wood in a continuous incision all around the bole of a tree is known as
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(a) Pruning
(b) Girdling
(c) Timber cutting
(d) Bud pruning
23. A series of downward cuts through the bark and outer tissues all around the bole of a tree usually for the application of poison is known as
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(a) Frill-girdle
(b) Girdling
(c) Pruning
(d) Timber cutting
24. Improvement felling is usually applied in
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(a) Mixed uneven aged forest
(b) Even aged forest
(c) Uneven aged forest
(d) Thorn forest
25. Removal of live or dead branches or multiple leaders from standing trees for the improvement of the tree or its timber is known as
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(a) Pruning
(b) Climber cutting
(c) girdling
(d) Felling
26. Pruning done by the forester without waiting for nature to do it in dense natural crop is called
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(a) Self pruning
(b) Natural pruning
(c) Both a & b
(d) Arificial pruning
27. Rubbing of all the lateral buds to prevent the development of branches as measures to obtain knot free timber is known as
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(a) Bud pruning
(b) Self pruning
(c) Artificial pruning
(d) Natural pruning
28. When mechanical thinning is done with the help of a stick of prescribed length then it is called
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(a) Ordinary thinning
(b) Free thinning
(c) Crown thinning
(d) Stick thinning
29. Factor affecting the thinning practices are
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(a) Nature of species
(b) Age
(c) Site quality
(d) All of the above
30. Free thinning has been developed by
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(a) Gehrhardt
(b) Heck
(c) P.K Nair
(d) None
31. Which of the following is type of pruning
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(a) Dry pruning
(b) Green pruning
(c) Natural pruning
(d) All
32. Weeding done in ____stage
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(a) Sapling
(b) Seedling
(c) Pole
(d) Tree
33. Heaviest mode of thinning
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(a) Crown thinning
(b) Free thinning
(c) Maximum thinning
(d) Advance thinning
34. Bub pruning carried out in
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(a) Salix alba
(b) Terminalia species
(c) Balsa
(d) Ash
35. Example of coniferous forest climbers
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(a) Dioscorea species
(b) Rose species
(c) Hedera species
(d) All
36. choose the corect order : Stages of Growth and Development
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(a) Seedling , Sapling , Tree, Pole
(b) Seedling , Sapling , Pole , tree
(c) Sapling , Seedling , Tree , Pole
(d) Tree , Pole, Sapling , Seedling
37. Formation of new organs in a plant is referred as
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(a) Growth
(b) Development
(c) Shoot
(d) Root
38. ______is the movement and exchange of organic and inorganic matter back into the production of matter
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(a) Nitrogen Cycling
(b) Bio-geochemical cycle
(c) Nutrient cycling
(d) Water cycle
39. The major impacts of global warming
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(a) Melting of polar ice
(b) Rising of sea level
(c) Erratic rainfall pattern
(d) All of these
40. The most ideal mitigation measures for climate change
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(a) More utilization of fossil fuels
(b) Afforestation
(c) Industrial development
(d) Urbanisation
41. _____is forestry for the people, by the people and of the people.
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(a) Urban forestry
(b) Production forestry
(c) Social forestry
(d) Protection forestry
42. ITTO stands for
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(a) International Timber Trade Organisation
(b) International Tropical Timber Organization
(c) Indian Timber trade Organization
(d) Indian Tropical Timber Organization
43. FSI stands for
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(a) Forest survey of India
(b) Forest survey Institute
(c) Forest Society of India
(d) Social forest Institute
44. Indian forest Act enacted during
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(a) 1894
(b) 1927
(c) 1945
(d) 1948
45. The tree with the rotation age 6 to 10 years is termed as
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(a) Short rotation
(b) Medium rotation
(c) Long rotation
(d) Very Long rotation
46. The principal axis of plant from which buds and shoots are developed is
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(a) Sapling
(b) Seedling
(c) Stem
(d) Pole'
47. The plant grown from seed till it attains a height of about one meter is
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(a) Sapling
(b) Seedling
(c) Stem
(d) Pole
48. CIAF stand for
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(a) Consortium f Industrial Agroforestry
(b) Cogeneration Of Industrial Agroforestry
(c) Consortium of Industries and Allied sectors
(d) Consortium of Industrial Areas
49. The current per capita consumption of paper in India
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(a) 5.5 kg
(b) 7.5 kg
(c) 15.5 kg
(d) 11 kg
50. The tree is termed as fast grower if the productivity is
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(a) >10m3/ha/yr
(b) <10m3/ha/yr
(c) 5-10m3/ha/yr
(d) 1-5m3/ha/yr
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