FOREST RANGER(RANGE FOREST OFFICER)-NCA-FOREST – CAT NO 012/2018
PROVISIONAL ANSWER KEY
Question Paper Code: 48/2019/OL
Category Code: 012/2018
Exam: Forest Ranger(Range Forest Officer) NCA
Medium of Question: English
Date of Test 03-10-2019
Department Forest
Alphacode A
Question1:-Pure forests and mixed forests are classification of forests based on
A:-Growing stock
B:-Species composition
C:-Age
D:-Objects of management
Correct Answer:- Option-B
Question2:-Poly climax theory of succession was put forwarded by
A:-Tansley
B:-Clements
C:-Aubreville
D:-Whittaker
Correct Answer:- Option-A
Question3:-Two or more related species those inhabiting in completely different geographical distribution
A:-Polytypic Species
B:-Insular Species
C:-Continental Species
D:-Allopatric Species
Correct Answer:- Option-D
Question4:-The branch of ecology deals with the study of genetic variation within a species compared to its population
distribution in a particular environment is called
A:-Ecophysiology
B:-Ecogeography
C:-Demecology
D:-Genecology
Correct Answer:- Option-D
Question5:-….. is an annual flowering bamboo
A:-Thyrsostachys oliveri
B:-Bambusa lineata
C:-Dendrocalamus stocksii
D:-Bambusa balcooa
Correct Answer:- Option-B
Question6:-National Agro forestry Policy was adopted in the year
A:-2012
B:-2014
C:-2016
D:-2018
Correct Answer:- Option-B
Question7:-….. is a tree species suitable for planting in drought prone area
A:-Syzygium cuminii
B:-Tectona grandis
C:-Madhuca indica
D:-Toona ciliata
Correct Answer:- Option-A
Question8:-Rotation which yields maximum material of specified size for a specific use is
A:-Silvicultural Rotation
B:-Physical Rotation
C:-Technical Rotation
D:-Rotation of maximum volume production
Correct Answer:- Option-C
Question9:-Cutting of branches from the bole of trees for improvement of timber quality
A:-Pruning
B:-Lopping
C:-Improvement Cutting
D:-Liberation Cutting
Correct Answer:- Option-A
Question10:-….. helps to separate seeds according to the length
A:-Inclined Draper
B:-Spiral Separator
C:-Magnetic Separator
D:-Intended Cylinder
Correct Answer:- Option-D
Question11:-….. kind of soil preparation is suitable for planting in low rainfall and deep soil conditions
A:-Large ridge-ditch
B:-Small ridge-ditch
C:-Sloped ridge-ditch
D:-Double slanting ridge-ditch
Correct Answer:- Option-A
Question12:-….. is known as Bengal Kino
A:-Astragales gumnifer
B:-Pterocarpus marsupium
C:-Butea monosperma
D:-Lennea coromandelica
Correct Answer:- Option-C
Question13:-The tree which is not prefered as host tree for lac cultivation
A:-Zizyphus Mauritiana
B:-Trema Orientalis
C:-Schleichera Oleosa
D:-Butea Monosperma
Correct Answer:- Option-B
Question14:-….. is the relation of the increment during a given year to the volume at the beginning of the year
A:-Current Annual Increment
B:-Mean Annual Increment
C:-Current Increment Percent
D:-Mean Annual Increment Percent
Correct Answer:- Option-C
Question15:-Find the WRONG statement
A:-During the initial stages, MAI keeps below the CAI
B:-The CAI attains maximum before the MAI
C:-When the MAI reaches maximum and begins to decline, CAI is still raising
D:-CAI and MAI coincides twice in the life of a crop
Correct Answer:- Option-C
Question16:-Biolley’s Check Method is a method of yield calculation based on
A:-Area only
B:-Volume only
C:-Area and Volume
D:-Increment
Correct Answer:- Option-D
Question17:-UN Convention on Biological Diversity was held in the year
A:-1992
B:-1994
C:-1996
D:-1998
Correct Answer:- Option-A
Question18:-The headquarters of National Biodiversity Authority is at
A:-Hyderabad
B:-Bangalore
C:-New Delhi
D:-Chennai
Correct Answer:- Option-D
Question19:-According to the Metzger’s theory, the diameter at breast height increases to the 3rd power proportionately
with
A:-Decrease in height of the tree
B:-Decrease in crown area of the tree
C:-Increase in wind pressure on the crown
D:-All of the above
Correct Answer:- Option-C
Question20:-Smalian’s formula is used to find out the volume of log when the log is in the form of
A:-Frustrum of Cylinder
B:-Frustrum of Paraboloid
C:-Frustrum of Neiloid
D:-Frustrum of Cone
Correct Answer:- Option-B
Question21:-The quarter girth volume of a log having 3 m length and 160 cm girth is
A:-1.2 cubic metre
B:-1.92 cubic metre
C:-0.72 cubic metre
D:-0.48 cubic metre
Correct Answer:- Option-D
Question22:-Indian Flying Fox belongs to ….. of Wildlife Protection Act 1972` `
A:-Schedule II
B:-Schedule III
C:-Schedule IV` `
D:-Sschedule V
Correct Answer:- Option-C
Question23:-The ability of a digital sensor to distinguish between grey-scale values while acquiring an image is called
A:-Spatial Resolution
B:-Spectral Resolution
C:-Temporal Resolution
D:-Radiometric Resolution
Correct Answer:- Option-D
Question24:-The horizon is always visible in the
A:-High oblique aerial photograph
B:-Low oblique aerial photograph
C:-Vertical aerial photograph
D:-Both A and B
Correct Answer:- Option-A
Question25:-Geostationary satellites are located at an altitude of approximately
A:-22,300 km
B:-36,000 km
C:-9000 km
D:-900 km
Correct Answer:- Option-B
Question26:-The range of value of Normalized Difference Vegetation Index is
A:–1 to +1
B:-0 to 1
C:–3 to +3
D:-0 to 3
Correct Answer:- Option-A
Question27:-Formation of a permanent sag in the wooden book shelf due to the heavy weight of books is due to …..
behaviour of wood
A:-Kink
B:-Twist
C:-Torsion
D:-Creep
Correct Answer:- Option-D
Question28:-Stem Canker is Eucalyptus tereticornis is caused by
A:-Chrysoporthe cubensis
B:-Cylindrocladium quinqueseptatum
C:-Cylindrocarpon lucidum
D:-Phaeoseptoria eucalypti
Correct Answer:- Option-A
Question29:-The concept of progressive yield was put forward by
A:-Howard
B:-Hartig
C:-Hiley
D:-Heyer
Correct Answer:- Option-B
Question30:-Vanamahotsava was started in the year
A:-1950
B:-1960
C:-1953
D:-1968
Correct Answer:- Option-A
Question31:-The fire that burns mainly the herbaceous growth including grasses, shrubs and saplings even up to pole stage
is called
A:-Surface Fire
B:-Creeping Fire
C:-Ground Fire
D:-Underground Fire
Correct Answer:- Option-C
Question32:-Salai gum is extracted from
A:-Boswellia serrata
B:-Bauhinia retusa
C:-Bixa orellana
D:-Butea monosperma
Correct Answer:- Option-A
Question33:-Keora oil is a …..
A:-Wood Oil
B:-Root Oil
C:-Leaf Oil
D:-Flower Oil
Correct Answer:- Option-D
Question34:-IUFRO Headquarters is located at
A:-Nairobi
B:-Switzerland
C:-Vienna
D:-Bangor
Correct Answer:- Option-C
Question35:-‘Hariyali Guidelines’ is related to
A:-Agroforestry development
B:-Village Forest development
C:-Riparian development
D:-Watershed development
Correct Answer:- Option-D
Question36:-The quarter girth volume is ….. % lesser than the true volume of the log
A:-75.8%
B:-78.5%
C:-21.5%
D:-24.2%
Correct Answer:- Option-C
Question37:-Pigmy hogs are seen at
A:-Manas
B:-Chandoli
C:-Kanha
D:-Nanda Devi
Correct Answer:- Option-A
Question38:-The distance between the successive left and right hind footprints of tiger is called
A:-Stride
B:-Step
C:-Stradle
D:-Gait
Correct Answer:- Option-B
Question39:-….. uses an infrared beam across a path and triggers the camera when the beam is cut by an animal
A:-Passive Detection Camera Traps
B:-Active Detection Camera Traps
C:-PIR Camera Traps
D:-Pyrolytic Detection Camera Traps
Correct Answer:- Option-B
Question40:-The ideal trap for studying the nocturnal non-volant small mammals is
A:-Sherman Trap
B:-Pitfall Trap
C:-Mist Net
D:-Camera Trap
Correct Answer:- Option-A
Question41:-The term social forestry was coined by Westoby in the Commonwealth Forestry Congress held at Delhi in the
year
A:-1964
B:-1967
C:-1968
D:-1970
Correct Answer:- Option-C
Question42:-Section ….. of Wildlife Protection Act 1972 deals with declaration and management of conservation reserves
A:-36 A
B:-36 B
C:-36 C
D:-36 D
Correct Answer:- Option-A
Question43:-The CVP (Climate, Vegetation and Productivity) index was developed by
A:-Egler
B:-Shelford
C:-Clements
D:-Paterson
Correct Answer:- Option-D
Question44:-As per Champion and Seth revised classification of forest types, Mangrove Forests are denoted by
A:-4A/`L_(1)`
B:-4B/`TS_(2)`
C:-4C/`FS_(1)`
D:-4E/`RS_(1)`
Correct Answer:- Option-B
Question45:-Tectona grandis flowers during
A:-January to March
B:-February to April
C:-April to May
D:-June to September
Correct Answer:- Option-D
Question46:-….. is the average height of a regular crop as determined by Lorey’s formula
A:-Crop Height
B:-Top Height
C:-Site Index
D:-Crop Index
Correct Answer:- Option-A
Question47:-….. is the measure of the humidity in the air when actual vapour pressure equals saturation vapour pressure
A:-Absolute Humidity
B:-Specific Humidity
C:-Relative Humidity
D:-Dew Point
Correct Answer:- Option-D
Question48:-A soil is called ….. when it has irregularly shaped aggregates of medium to hard consistency and more than 25
mm in diameter
A:-Crumby
B:-Cloddy
C:-Blocky
D:-Massive
Correct Answer:- Option-B
Question49:-MIKE is a programme for elephant conservation conceived by
A:-MoEFCC
B:-WWF
C:-CITES
D:-IUCN
Correct Answer:- Option-C
Question50:-Wet bamboo brakes in southern tropical wet evergreen forests is an example for
A:-Climatic Climax
B:-Edaphic Climax
C:-Pre-Climax
D:-Post Climax
Correct Answer:- Option-B
Question51:-The recommended method of sowing of Quercus seeds
A:-Broadcast Seeding
B:-Line Seeding
C:-Patch Seeding
D:-Dibbling
Correct Answer:- Option-D
Question52:-Taungya system was introduced into India in the year
A:-1860
B:-1870
C:-1880
D:-1890
Correct Answer:- Option-D
Question53:-Width of an undercut shall be
A:-One third of the tree diameter
B:-Two third of the tree diameter
C:-One fourth of the tree diameter
D:-Half of the tree diameter
Correct Answer:- Option-B
Question54:-The distance betwen two adjacent teeth of a saw is called
A:-Space
B:-Gullet
C:-Gauge
D:-Pitch
Correct Answer:- Option-A
Question55:-Wooden slabs of maximum thickness 5 cm is called
A:-Squares
B:-Scantlings
C:-Planks
D:-Hakries
Correct Answer:- Option-C
Question56:-Douglas Fir is a coniferous tree of the genus
A:-Picea
B:-Abies
C:-Tsuga
D:-Pseudotsuga
Correct Answer:- Option-D
Question57:-Wood forming vessels of the same size throughout the year are called as
A:-Ring porous wood
B:-Diffuse porous wood
C:-Early wood
D:-Late wood
Correct Answer:- Option-B
Question58:-The condition in a wood which is apparently caused by anticline division in which new cambial cell formation
occurs in one direction only
A:-Spiral Grain
B:-Interlocked Grain
C:-Knots
D:-Both A and B
Correct Answer:- Option-A
Question59:-The formula to calculate the girth under bark (GUB) of a standing tree, if you know the girth over bark (GOB)
and bark thickness (t) is
A:-GUB = GOB + 2`pit`
B:-GUB = GOB – 2`pit`
C:-GUB = GOB / 2`pit`
D:-GUB = GOB x 2`pit`
Correct Answer:- Option-B
Question60:-Desorption occurs in a wood when
A:-Water vapour pressure in the ambient space is lower than that within the wood
B:-Water vapour pressure in the ambient space is higher than that within the wood
C:-Water vapour pressure within the wood is lower than that in the ambient space
D:-Water vapour pressure in the ambient space becomes equal to that within the wood
Correct Answer:- Option-A
Question61:-Defect in wood due to separation of fibres forming a crack which does not extend from one face to the other
A:-Shake
B:-Split
C:-Check
D:-Honey combing
Correct Answer:- Option-C
Question62:-The International Day for Biological Diversity is on
A:-March 22
B:-April 22
C:-May 22
D:-July 22
Correct Answer:- Option-C
Question63:-National Green Tribunal Act was enacted in the year
A:-2004
B:-2006
C:-2008
D:-2010
Correct Answer:- Option-D
Question64:-The inter generic hybrid produced by Karpechenko in 1928 was a cross between
A:-Wheat and Rye
B:-Radish and Cabbage
C:-Tomato and Potato
D:-Wheat and Barley
Correct Answer:- Option-B
Question65:-Pureline theory was put forwarded by
A:-Johansen
B:-Nillson
C:-G.H.Shull
D:-Vilmorin
Correct Answer:- Option-A
Question66:-Tiger Reserves were brought under the purview of Wildlife Protection Act, 1972 in ….. amendment
A:-1993
B:-2002
C:-2006
D:-2013
Correct Answer:- Option-C
Question67:-The first National Park in India, Hailey NP, was set up in the year
A:-1935
B:-1937
C:-1967
D:-1965
Correct Answer:- Option-A
Question68:-Project Gir Lion was started in the year
A:-1971
B:-1972
C:-1973
D:-1974
Correct Answer:- Option-B
Question69:-….. is known as father of plant tissue culture
A:-Skoog
B:-Steward
C:-Murashige
D:-Haberlandt
Correct Answer:- Option-D
Question70:-Sariska Tiger Reserve is situated in
A:-Maharashtra
B:-Rajasthan
C:-Madhya Pradesh
D:-Gujarath
Correct Answer:- Option-B
Question71:-The second period of Kyoto Protocol 2013 to 2020 was adopted in the
A:-Copenhagen Accord
B:-Paris Agreement
C:-Doha Amendment
D:-Bali Action Plan
Correct Answer:- Option-C
Question72:-….. is also known as convention on migratory species
A:-Bonn Convention
B:-Vienna Convention
C:-Basel Convention
D:-Rio Convention
Correct Answer:- Option-A
Question73:-….. wildlife sanctuary was declared for the conservation of pitcher plants
A:-Kailadevi
B:-Bandli
C:-Kambalakonda
D:-Baghmara
Correct Answer:- Option-D
Question74:-….. is a small carnivore endemic to Western Ghats
A:-Brown Palm Civet
B:-Smooth Coated Otter
C:-Brown Mongoose
D:-Day’s Shrew
Correct Answer:- Option-A
Question75:-Indian Pangolin belongs to the family
A:-Herpestidae
B:-Hystricidae
C:-Mustelidae
D:-Manidae
Correct Answer:- Option-D
Question76:-The concept of hotspots of biodiversity was put forwarded by
A:-Norman Mayer
B:-Aldo Leopold
C:-E.O. Wilson
D:-Mc Arthur
Correct Answer:- Option-A
Question77:-The recommended width of pollen dilution zone around a seed orchard or seed production area is
A:-50 m – 150 m
B:-100 m – 200 m
C:-200 m – 300 m
D:-300 m – 400 m
Correct Answer:- Option-C
Question78:-Shikonin is obtained from
A:-Aleurites fordii
B:-Lithospermum erythrorhizon
C:-Sapindus emarginatus
D:-Ephedra gerardiana
Correct Answer:- Option-B
Question79:-….. is when the performance of a hybrid progeny is better than the better parent
A:-Standard heterosis
B:-Relative heterosis
C:-Absolute heterosis
D:-Heterobeltiosis
Correct Answer:- Option-D
Question80:-Peoples Biodiversity Register is prepared by
A:-National Biodiversity Authority
B:-Biodiversity Management Committee
C:-State Biodiversity Board
D:-District Biodiversity Council
Correct Answer:- Option-B
Question81:-….. is the process of controlled hydration of seeds to a level that permits pregerminative metabolic activity but
prevents actual emergence of the radicle
A:-Dry Permeation
B:-Seed Hardening
C:-Seed Priming
D:-Seed Fortification
Correct Answer:- Option-C
Question82:-The inner layer of seed coat is called
A:-Testa
B:-Tegmen
C:-Hilum
D:-Raphe
Correct Answer:- Option-B
Question83:-The Protection of Plant Varieties and Farmers Right Act was enacted in the year
A:-1971
B:-1981
C:-1991
D:-2001
Correct Answer:- Option-D
Question84:-The Parliament by the ….. amendment to the Constitution of India in 1976 brought forests and wildlife on the
concurrent list in the ….. schedule
A:-42nd Amendment, 7th Schedule
B:-42nd Amendment, 9th Schedule
C:-47th Amendment, 9th Schedule
D:-47th Amendment, 7th Schedule
Correct Answer:- Option-A
Question85:-Bats are the pollinating agents of …..
A:-Careya arborea
B:-Sterculia guttata
C:-Oroxylum indicum
D:-Pterocarpus marsupium
Correct Answer:- Option-C
Question86:-….. is a form of precipitation with fine droplets of less than 0.05 cm in diameter
A:-Snow
B:-Drizzle
C:-Sleet
D:-Hail
Correct Answer:- Option-B
Question87:-Monsoon rainfall in Kerala is an example for
A:-Convectional Rain
B:-Cyclonic Rain
C:-Frontal Rain
D:-Orographic Rain
Correct Answer:- Option-D
Question88:-….. is a marine protected area in India
A:-Balphakram
B:-Gahirmatha
C:-Simlipal
D:-Vedanthangal
Correct Answer:- Option-B
Question89:-….. is known as Hangul
A:-Kashmir Stag
B:-Brow Antlered Deer
C:-Swamp Deer
D:-Manipur Dancing Deer
Correct Answer:- Option-A
Question90:-….. is the proposed second home for Gir Lions in India
A:-Panna National Park
B:-Badrama Wildlife Sanctuary
C:-Kuno Wildlife Sanctuary
D:-Chandoli National Park
Correct Answer:- Option-C
Question91:-….. wildlife sanctuary in Kerala is named after a tree species
A:-Shendurney Wildlife Sanctuary
B:-Peppara Wildlife Sanctuary
C:-Chimmony Wildlife Sanctuary
D:-Kurinjimala Sanctuary
Correct Answer:- Option-A
Question92:-….. district in Kerala has largest area under mangrove vegetation
A:-Thrissur
B:-Eranakulam
C:-Kozhikode
D:-Kannur
Correct Answer:- Option-D
Question93:-The taxon having population size of less than 2500 mature individuals is listed as ….. as per the IUCN redlist
criteria
A:-Critically Endangered
B:-Endangered
C:-Vulnerable
D:-Near Threatened
Correct Answer:- Option-B
Question94:-….. is not a fast growing tree species
A:-Ailanthus excelsa
B:-Gmelina arborea
C:-Albizzia procera
D:-Dalbergia latifolia
Correct Answer:- Option-D
Question95:-Planting by cutting is not practiced for
A:-Poplar
B:-Willow
C:-Mulberry
D:-None of these
Correct Answer:- Option-D
Question96:-….. provide a source of food to divert wild animals from damaging agricultural resources
A:-Cover Crop
B:-Nurse Crop
C:-Lure Crop
D:-Catch Crop
Correct Answer:- Option-C
Question97:-Weeding done in the interspaces of the desired crop in a plantation is known as
A:-Complete Weeding
B:-Line Weeding
C:-Strip Weeding
D:-Ring Weeding
Correct Answer:- Option-C
Question98:-….. refers to the potential ability of rainfall to cause erosion
A:-Erosivity
B:-Erodibility
C:-Detachability
D:-Transportability
Correct Answer:- Option-A
Question99:-The working plan period ranges from ….. to ….. years
A:-5 to 10 years
B:-10 to 15 years
C:-15 to 20 years
D:-20 to 25 years
Correct Answer:- Option-B
Question100:-Bridges are the special features of ….. garden
A:-Japanese
B:-Persian
C:-Mughal
D:-English
Correct Answer:- Option-A
