| Post Name | Range Forest Officer (Screening Test) - Kerala Forest and Wildlife |
|---|---|
| Question Paper Code | 024/2024 |
| Category Code | 296/2023 |
| Date of Test | 16 February 2024 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The transition zone from one community to another is :
Answer
B. Ecotone
2
Which one of the following statements is false?
Answer
C. Pn/Pg ratio is more in the temperate zone than in tropics
3
Cane brakes in the northern tropical wet evergreen forests is an example of :
Answer
C. edaphic climax
4
Adiabatic cooling is due to :
Answer
A. decrease in atmospheric pressure with elevation
5
Which of the following is an example of edaphic type of forest?
Answer
B. Type 1B/E1
6
Biodiversity hotspots concept was initiated by :
Answer
D. Norman Myers
A 3
7
The headquarters of the National Biodiversity Agency is located in :
Answer
Question Cancelled
8
A thinning aimed at removing the inferior trees from among the dominant class is called :
Answer
Question Cancelled
9
Size class distribution of individuals in an uneven-aged forest will follow ββββββββββ
distribution pattern.
Answer
B. Inverse βJβ shaped distribution
10
The number of seedlings required for quincunx planting in one ha area at a plant and row
spacing of 6 Γ 6 m is approximately :
Answer
C. 500
11
A felling made to assist regeneration under the shelterwood system is :
Answer
D. seeding felling
12
A forest that is regenerated from seed is called
Answer
D. High Forest
13
Number of seeds that germinate in a sample, upto to a time when the germination is at its
peak, is called :
Answer
A. Germinative energy
14
Which of the following is true about an orthodox seed :
Answer
Question Cancelled
15
Protein banks are :
Answer
D. Cut and carry fodder production systems involving lopping trees and grazing
understorey grasses
16
The green manure crop dhaincha is botanically :
Answer
D. Sesbania bispinosa
17
Improved fallows are associated with ββββββββββ systems.
Answer
B. shifting cultivation
18
The interaction between components in an agroforestry system is commensalism if :
Answer
C. One is benefited, while the other is not affected
19
A block of live trees and shrubs established and maintained for the protection of farmlands
over a larger area than a farm is called :
Answer
A. Shelter belt
20
The most suitable grass species for soil conservation in the Western Ghats region among the
following is :
Answer
C. Vetiveria zizanoides
21
The proportionality constant in Darcyβs flow law for unsaturated flow is :
Answer
B. hydraulic conductivity
22
Which one of the following is not true about water balance equation?
(i) Equation is RF + CWI + IRR = RO + ET + GWR + Ξ S
(ii) Base flow of water will not be considered in the equation
(iii) Snow fall will be counted in the equation
Answer
C. (ii) only
23
Which among the following statements is not true?
(i) The energy balance of a hydrologic system is an accounting of all inputs and outputs of
energy to and from a system
(ii) The resistance time is the average duration for a water molecule to pass through a
subsystem of the hydrologic cycle.
(iii) The residence time is calculated by the formula, Tr = Q/S, where S is volume of storage
water and Q is flow rate.
Answer
C. (iii) only
24
The percent of worldβs fresh water availability is in the order (higher to lower) :
Answer
B. Polar ice > Ground water > Lakes and rivers
25
Which among the following theorems is used to develop the continuity, momentum and
energy equations for various hydrologic process?
Answer
C. Reynolds transport theorem
26
Which among the following is not true regarding hydrograph?
(i) A hydrograph is a way of displaying water level information over time.
(ii) Hydrograph consists of rising limb, crest segment and falling limb
(iii) The shape of the hygrograph will be influenced by the intensity of rainfall, not its
duration.
Answer
D. (iii) only
27
Which among the following statements is wrong?
(i) The fraction of radiation reflected from a surface is called as albedo
(ii) Radiation emission from a surface is governed by the Stefan-Boltzman law
(iii) The wavelength of emitted radiation is directly proportional to the surface temperature.
Answer
C. (iii) only
28
The ratio between watershed area and the square of the axial length of the basin
Answer
A. /L2) used
to define the watershed shape is called as :
29
Which among the following statements is correct?
(i) As per Harringtonβs rule of thumb, seed longevity decreases by one-half for every
1% increase in moisture content or every 10Β°F (6Β°
Answer
D. (i), (ii) and (iii)
30
Choose the correct stages of seed certification :
Answer
A. Nuclear seed β Breeder seed β Foundation seed β Certified seed
31
Choose the wrong one regarding colour of the different types of seed tags :
Answer
D. Nuclear seed tag-Purple
32
Choose the wrong statement/s :
(i) Section 11 of the Seed Act-1966 deals with the power to notify the kind/varieties
(ii) There is a provision in Seed Act-1966 to encourage export and import of seeds of
notified kinds or varieties
(iii) Seed Act-1966 says about seed certification to ensure genetic identity and genetic purity
Answer
A. (i) and (ii)
33
Find the wrong statement regarding seed viability test :
(i) 2, 3, 5 triphenyl tetrazolium chloride is used as indicator for viability test
(ii) Purple coloured stable and non- diffusible substance called triphenyl chloride will be
formed in viable seed during tetrazolium test
(iii) Seed germination test is used to test viability of seed
Answer
B. (ii) only
34
Choose the wrong combination :
Answer
D. Ficus religiosa-Berry
35
Choose the wrong statement :
Answer
D. The base of the tree tends to be conoid while the tip tends to be neiloid
36
Which among the following statement is not correct?
Answer
C. For a leaning tree DBH is measured vertically and not along the tree stem
37
Choose the instrument used for point sampling :
Answer
A. Wedge Prism
38
Choose the wrong statement regarding volume table :
Answer
B. Commercial volume tables give separately the estimated out turn in the form of
standard timber
39
Choose the wrong formulae :
Answer
A. Presslerβs formula, P = (200/n)[(V + v)/(V β v)]
40
What parameter is calculated using these methods; Huberβs method, Hartingβs method and
Blockβs method :
Answer
C. Volume
41
Choose the wrong statement/definition :
Answer
A. The time that elapses between successive main fellings on the same area is called
rotation
42
The rotation under which a species yields the maximum material of a specified size or
suitability for economic conversion or for specified use is called :
Answer
D. Technical rotation
024/2024 10 A
43
Which among the following characteristics is not true regarding βNormal Forestβ?
Answer
D. NF ensures a normal site quality
44
Which section of Forest
Answer
B. Section 4
45
Which of the following statements is incorrect regarding CITES?
(i) CITES stand for βConvention on International Trade in Endangered Species of Wild
Flora and Faunaβ.
(ii) CITES has three Appendix levels regulating the international trade of species.
(iii) Although CITES is legally binding on the Parties, it does not take the place of national
laws.
Answer
A. (i) only
46
Choose the wrong statement regarding Forest Working Plan?
Answer
B. Forest working plan typically revised for every five years
47
Which of the following statement (s) is/are correct related to forest fire?
(i) In coniferous forest, forest fire may start as surface fire and in presence of lichens and
dry climbers and it may develop to a crown fire or combination of both.
(ii) Most of the forest fires are happened by natural causes.
(iii) Any deliberate use of fire where burning is limited to predetermined area and intensity
is known as early burning.
Answer
A. (i) only
48
Susceptibility of the material to ignition in the context of forest fire is known as :
Answer
A. Flammability
49
Forest fire prevention does not include :
Answer
D. Counter firing
50
Which one is not a woody climber?
Answer
Question Cancelled
51
In encroachment, if the offender alters, moves, destroys or defaces any boundary-mark of any
forest, the offence will be booked under which section of Indian Forest Act?
Answer
D. Section 63
52
Hoplocerambyx spinicornis, is the most serious pest of :
Answer
B. Sal
53
Chloropicrin is used as
Answer
D. All of the above
54
Scale insects are most common pests in :
Answer
C. Sandal
55
Which is a serious shisham
Answer
C. Plecoptera reflexa
56
Hypsipyla robusta, a fruit and shoot borer is seriously affecting :
Answer
Question Cancelled
57
Myco-remediation is a type of biological method for pesticide waste management using
ββββββ which use such pollutants as a carbon source and convert them into less toxic
compounds and cleaning them from the water.
Answer
B. Fungi
58
Pheromone trap attracts :
Answer
A. Male moths
59
The control measure for leaf blight in nursery is application of :
Answer
Question Cancelled
60
Corticium salmonicolor is a causal organism of :
Answer
B. Pink disease
61
Bacteria are devoid of :
Answer
B. Nuclear membrane
62
The microscopic character that helps to identify presence of decay in wood cells :
Answer
B. Presence of Hyphae
63
Example(s) of beneficial fungi/fungal associations :
Answer
D. All the above
A 13 024/2024
64
Which of the following is/are edible mushroom(s)?
Answer
D. Both
65
The Process of conversion of data from analog to digital format is :
Answer
C. Digitizing
66
DEM is :
Answer
B. Digital Elevation Model
67
Sun is a source of radiation for :
Answer
B. Passive remote sensing
68
The raster data is represented as :
Answer
D. Pixel
69
The format of vector data is :
Answer
D. shp
70
NDVI stands for :
Answer
B. Normalized Difference Vegetation Index
71
The first organised Coconut breeding station was started in India at :
Answer
D. Neeleswaram
024/2024 14 A
72
Natural hybrid between Forastero and Criollo Cocoa is :
Answer
B. Trinitario
73
Scientific name of Oil Palm is :
Answer
A. Eliaeis guanensis
74
A tree which is grown out of its geographical area is termed as :
Answer
D. Exotic
75
Which of the following bacterium has extensive use in genetic engineering?
Answer
Question Cancelled
76
Hybrid vigour is also known as :
Answer
D. Heterosis
77
The extent to which the teeth are bent to either side of the saw blade is called :
Answer
A. Set
78
Flumes are also called :
Answer
A. Wet slides
79
The angle between the face of a tooth and the line passing through the points of the teeth is :
Answer
C. Pitch
80
For a saw blade of 80 mm breadth and 165 cm length, a thickness suitable is :
Answer
D. 2 mm
81
The distance from tooth to tooth measured at points of two adjacent teeth is called :
Answer
D. Space
82
Sawn timber which is square and rectangle generally under 15 cm in section is called :
Answer
D. Scantling
83
Which one of the following is a community reserve in Kerala?
Answer
A. Kadalundi-Vallikkunnu
84
Which of the following statements are true for a keystone species?
(i) A species that has a disproportionately large effect on its natural environment relative
to its abundance
(ii) They play a critical role in maintaining the structure of an ecological community,
affecting many other organisms in an ecosystem and helping to determine the types and
numbers of various other species in the community
Answer
C. Both (i) and (ii)
85
Which one of the following is the first planned eco-tourism site in India?
Answer
C. Thenmala
86
Make cities inclusive, safe, resilient, and sustainable is the motto of :
Answer
A. SDG 11
87
The art of pruning and clipping small trees and shrubs to provide attractive ornamental
shape is called :
Answer
C. Topiary
88
Which of the following is not a key feature of the English garden?
Answer
A. Carpet bed
89
The wood density of teak is 650 Kg/m3 at 12% moisture content. Its specific gravity will be :
Answer
B. 0.65
90
Shrinkage of wood is maximum in the __________ direction.
Answer
B. Tangential
91
The speed of sound in wood along the longitudinal direction in m/s is :
Answer
B. 33-50
92
Unit of coefficient of sound absorption is :
Answer
A. Sabin
93
A block of green wood has a total weight of 970 g. After oven drying, the weight is 390 g.
What was the moisture content when the weight was 970 g?
Answer
D. 149%
A 17 024/2024
94
A strip of particle board, 12.5 mm thick and 76 mm wide is loaded at mid-span between
supports that are 305 mm apart. When the load reaches 89 N, the deflection is measured as
0.0015 m. The MOE of the particle board is therefore :
Answer
C. 2,840 MPa
95
Smallest National Park in Kerala :
Answer
C. Pampadum Shola
96
Rewa National Park in Madhya Pradesh is famous for :
Answer
B. White tiger
97
The status and position of distribution of the individuals of a species in the particular
habitat is :
Answer
D. Dispersion
98
In which year Silent Valley was declared a National Park :
Answer
B. 1984
99
The morphological character and its change with age are correlated for age determination in
animals using :
Answer
D. All of these
100
Which one of the following is not a census method for birds?
Answer
A. Sieve netting
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