Free Silviculture MCQs with Answers
312 Silviculture MCQs from Forestry, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Last updated
312 questions · page 14 of 16
- A. Both (a) & (b)
- B. those which produce root suckers less in number
- C. Those which produce more and vigorous root suckers
- D. None of these
Explanation: Root-suckering species may produce abundant, vigorous suckers or fewer and weaker suckers, depending on species and conditions.
Correct answer: Both (a) & (b)- A. The species (Shisham and Acacia nilotica) produce good and vigorous coppice shoots
- B. Both (a) & (b)
- C. The species (Quercus incana) produce coppices hoots also but they are few and weak
- D. None of these
Explanation: Shisham and Acacia nilotica are noted for strong coppicing, while Quercus incana can also coppice but usually produces fewer and weaker…
Correct answer: Both (a) & (b)- A. Seed
- B. Vegetative
- C. Both (a) & (b)
- D. None of these
Explanation: Forest regeneration occurs either sexually from seed or asexually through vegetative means such as coppicing, root suckers, layering, or…
Correct answer: Both (a) & (b)- 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
Explanation: The crown affects bole quality, stand volume, species composition through competition and shade, and production of reproductive or resin…
Correct answer: All of the above- A. New
- B. Both (a) & (b)
- C. Young
- D. None of these
Explanation: Regeneration replaces a mature or over-mature stand with a new generation, which is necessarily a young stand at establishment.
Correct answer: Both (a) & (b)- A. Closed
- B. Dense
- C. Thin
- D. All of the above
- E. Open
Explanation: Crown density may be described on a scale ranging from open or thin stands to dense or closed stands.
Correct answer: All of the above- A. Manner of formation of the stand
- B. Quality of soil
- C. Soil moisture
- D. All of the above
Explanation: Crown closure depends on how the stand was formed and developed, as well as site factors such as soil quality and available moisture.
Correct answer: All of the above- A. All of the above
- B. Wind damages
- C. Snow damages
- D. Insect damages
- E. Utilization of site properly
Explanation: Mixed stands can use different layers and site resources more completely, while species diversity often reduces the spread or severity of…
Correct answer: All of the above- 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
Explanation: Stand density expresses the relative closeness or crowding of trees, including the arrangement of their crowns, boles, and root systems.
Correct answer: Both (a) & (b)- A. Even aged stand
- B. Un-even aged stand (selection forest)
- C. None of these
- D. Both (a) & (b)
Explanation: Age-based stand classification includes even-aged stands, in which trees are approximately the same age, and uneven-aged stands, which…
Correct answer: Both (a) & (b)- A. To bole length
- B. To growth rings
- C. To shade
- D. To number of trees
- E. All of the above
Explanation: Even-aged and uneven-aged stand structures affect tree form and stand conditions, including bole development, growth-ring patterns, shade…
Correct answer: All of the above- A. Both (a) & (b)
- B. Mixed stand
- C. Pure stand
- D. None of these
Explanation: Composition refers to the species making up a stand: a stand may be pure when one species predominates, or mixed when two or more species…
Correct answer: Both (a) & (b)273. The redwood tree is:
- A. The tallest living coniferous evergreen tree
- B. To reach a height of over 300 feet
- C. The Sequia sempervirens (the redwood tree is also very long lived) are found from southwest
- D. All of the above
Explanation: Coast redwood, Sequoia sempervirens, is the tallest living tree and can exceed 300 feet in height; it occurs naturally along the…
Correct answer: All of the above274. Silviculture means:
- A. Methods of raising tree crops and their growth and care upto the time of the final harvesting
- B. Silviculture is the science and art of cultivating forest crops, based on knowledge of silvics
- C. None of these
- D. Both (a) & (b)
Explanation: Both statements describe silviculture: it covers the practical raising, tending and harvesting of forest crops, and the scientific and…
Correct answer: Both (a) & (b)- A. Two or more rotations
- B. Ten or more rotations
- C. Twenty or more rotations
- D. None of these
Explanation: In coppice with standards, some standards are retained beyond the normal coppice rotation, commonly for two or more coppice rotations.
Correct answer: Two or more rotations- A. All of the above
- B. Thinning of standards of two coppice rotations and over.
- C. Felling of mature standards
- D. Clear-felling the remaining coppice
- E. Selection of standards of coppice rotation age for reservation.
Explanation: Coppice with standards involves reserving suitable standards, thinning older standards, felling mature standards, and clear-felling the…
Correct answer: All of the above- A. Simple coppice system
- B. Uniform system
- C. Shelterwood coppice system
- D. None of these
Explanation: Shelterwood coppice combines coppice regeneration with a temporary overwood or shelter of standards, which is removed later.
Correct answer: Shelterwood coppice system278. ________ consists in clear-cutting a fixed area annually which is regenerated by coppice shoots:
- A. Simple coppice system
- B. Complex coppice system
- C. Uniform system
- D. None of these
Explanation: Simple coppice is defined by clear-felling a fixed area at each rotation and regenerating the next crop from coppice shoots.
Correct answer: Simple coppice system- A. Sindh
- B. Punjab
- C. Baluchistan
- D. KPK
Explanation: Punjab's irrigated plantations, particularly those managed with suitable coppicing species, are regenerated to a considerable extent…
Correct answer: Punjab- A. Upper planting
- B. Both (a) & (b)
- C. Under planting
- D. None of these
Explanation: Mulberry is commonly established by underplanting, in which seedlings or plants are introduced beneath an existing crop or canopy.
Correct answer: Under planting