1. Which of the ozone depleting agent being used
in fire extinguishers ?
(A)
Nitrogen oxide
(B)
Halon
(C)
Chlorofluoro Carbon
(D)
Methyl bromide
2. Who classified responses to change in the
environmental complex into five
types
: Masking, Lethal, Directive controlling and Deficient ?
(A)
Kendeigh 1969
(B)
Blackman (1905)
(C)
Precht (1958)
(D)
John 1960
3. Which industry workers suffer from Byssinosis ?
(A)
Cardboard
(B)
Coal miners
(C)
Textile
(D)
Paper
4. Which of the following substance is not a
derivative of petroleum ?
(A)
Asphalt (B) DDT
(C)
Cellulose (D) Polystyrene
5. In automobile exhaust, lead is emitted mostly
as
(A)
Tetra alkyl lead
(B)
Metallic lead
(C)
Lead sulphide
(D)
Lead bromochloride
6. Life has originated on the earth about
(A)
1.5 billion years ago
(B)
3.5 billion years ago
(C)
2.5 billion years ago
(D)
4.5 billion years ago
7. A area which is actively defended by an animal
from an intruder of the same
species
is its
(A)
Niche
(B)
Home range
(C)
Territory
(D)
Habitate
8. Term “nuclear winter” is associated with
(A)
Nuclear war
(B)
Nuclear disarmament
(C)
Nuclear weapon testing
(D)
Aftermath of a nuclear holocaust
9. Fast pyrolysis is done to obtained
(A)
Bio oil from lignocellulose
(B)
To dispose off the waste
(C)
To combat the pollutions
(D)
B) and C)
10. The Bulk silicate earth represents the
(A)
Solid earth + Atmosphere
(B)
Solid earth – Metallic core
(C)
Crust, mantle and the core
(D)
Crust, mantle, core and upper atmosphere
11. The range of environmental condition which a
taxon can tollerate is called
(A)
Biotic range
(B)
Ecological tolerance
(C)
Ecological amplitudes
(D)
Tolerance limit
12. A population with equal number of birth and
death in the growth curve will shows
(A)
Acceleration face of growth
(B)
Plateau phase
(C)
Expotential growth phase
(D)
Initial phase of growth
13. Radioactive element found in bones is
(A)
Cesium – 137
(B)
Strontium – 90
(C)
Plutonium
(D)
Uranium
14. Dobson unit is a major concentration of
(A)
PAN
(B)
CFC
(C)
Ozone
(D)
PAH
15. The mineral which is most susceptible to
weathering is
(A)
Quartz
(B)
Olivine
(C)
K-Feldspar
(D)
Garnet
16. Who gave the concept of fundamental and
realised niches ?
(A)
Hutchinson 1965
(B)
A. G. Tansleuf
(C)
E. P. Odum 1945
(D)
Hoskin (195)
17. ODP is
(A)
Ozone Deficiency Potential
(B)
Ozone Differentiating Potential
(C)
Ozone Detection Potential
(D)
Ozone Depleting Potential
18. Graphical representation of transfer of food
from producers to consumers is
(A)
Biological pyramid
(B)
Trophic level
(C)
Ecological efficiency
(D)
Food web
19. The highest penetrating power is found
in
(A)
X-rays
(B)
Ultraviolet rays
(C)
Gamma rays
(D)
Infra red rays
20. Map projection that retains certain
accurate
directions
(A)
Azimuthal
(B)
Conformal
(C)
Equidistant
(D)
Neutral
21. Ganga Action Plan was launched in
(A)
1988 (B) 1992
(C)
1985 (D) 1981
22. Ecologically sensitive and important
areas
breeding and spawning grounds
of
marine life etc. are categorised in
coastal
regulation zone as
(A)
CRZ – IV (B) CRZ – II
(C)
CRZ – III (D) CRZ – I
23. Following organisms makes significant
contributions
of nitrogen fixation in paddy
fields
in India.
(A)
Algae
(B)
Azotobacter
(C)
Fungi
(D)
Bacteria
24. Match the following :
a)
Kazi ranga
sanctury
1) Rhinoceroses
b)
Manasa Sanctury 2) Tigers
c)
Kanha National 3) Wildbuffaloes
Park
d)
Jalad para sanctury 4) One horned
Rhinoceroses
(A)
a - 3 b - 2 c - 3 d - 4
(B)
a - 4 b - 3 c - 2 d - 1
(C)
a - 1 b - 2 c - 3 d - 4
(D)
a - 2 b - 1 c - 4 d - 3
25. Shannon-Weaver index is used to indicate
(A)
Species Diversity
(B)
Air Pollution Level
(C)
Water Pollution
(D)
Species Richness
26. The standard deviation of binomial distribution
is
(A)
npq (B) npq
(C)
n2p2q2 (D) np
27. Consider the following measures
a)
Correlation co-efficient
b)
Covariance
c)
Co-efficient of variation
d)
Index number
Which
of these are unit free ?
(A)
a) and b)
(B)
a) and c)
(C)
b) and d)
(D)
a), c) and d)
28. Silo filter disease in man is due to
(A)
N2O
Poisoning
(B)
NO2 Poisoning
(C)
Co Poisoning
(D)
Co2 Poisoning
29. Silence zone is defined as areas up to
(A)
100 m around hospitals, educational institutes and courts
(B)
200 m around hospitals educational institutes and courts
(C)
400 m. around hospitals, educational institutes and courts
(D)
800 m. around hospital, educational institutes and courts
30. Which treatment process removes about 90% of
the biodegradable material
present
in the water ?
(A)
Primary treatment
(B)
Secondary treatment
(C)
Tertiary treatment
(D)
Both A) and C)
31. Soil erosion is maximum in
(A)
Sandy soil
(B)
Clayey soil
(C)
Loamy soil
(D)
Lateritic soil
32. Homeotherms use a greater portion of the assimilated
energy in respiration than
Poikilotherms
since they require tot of energy for
(A)
Building up of body tissues
(B)
Maintenance of body temperature
(C)
High growth efficiency
(D)
None of these
33. In leaded petrol, anti knocking agent is tetra
methyl-tetra ethyl lead. In unleaded petrol
this agent is
(A)
Methyl-ethyl ether
(B)
Propane
(C)
Methyl tertiary butyl ether
(D)
Dibromo methane
34. Which is not true about incineration of solid
waste ?
(A)
There are drastic reductions in the volume and weight of waste
(B)
The ash contains metals and other toxic substance
(C)
The incinerators are relatively cheap to build
(D)
The incinerators are built to generate electricity
35. Blending of 10% biodiesel with 90% conventional
diesel is called
(A)
B90
(B)
B10
(C)
B50
(D)
B1
36. Sewage water is purified for recycling by the
action of
(A)
Light
(B)
Eichhornia aquatic plant
(C)
Micro organisms
(D)
Fishes
37. Name the good soil type for agriculture
(A)
Loamy soil
(B)
Sandy soil
(C)
Latosols
(D)
Serpentine soil
38. The compounds that can Promote Eutrophilation
of water bodies
(A)
Cu-contains compound
(B)
N 2 : contains
compound
(C)
S : contains compound
(D)
O2 : contains
compound
39. In India regarding E1A which of the following
is not correct ?
(A)
Lack of trained human resource
(B)
Lack of basdine data
(C)
Lack of legal system
(D)
Lack of financial reasons
40. Which of the river given below has maximum melt
water component in its
discharge
?
(A)
Brahmaputra
(B)
Ganga
(C)
Indus
(D)
Cauvery
41. Species having wide geographical ranges often
develop locally adapted populations called
(A)
Prototypes
(B)
Paratypes
(C)
Syntypes
(D)
Ecotypes
42. The main cause of volcanic activity is
(A)
Movement of earth
(B)
Faulting
(C)
Movement of moon
(D)
Movement of sun
43. Verification is used to
(A)
Concentrate nuclear waste
(B)
Dispose nuclear waste
(C)
Recycle nuclear waste
(D)
Immobilize nuclear waste
44. Which among the following is not a measure of
Central Tendency ?
(A)
Harmonic mean
(B)
Mode
(C)
Standard deviation
(D)
Median
45. Soft plastic toys may contain which probable
carcinogenic compounds (S) used as plasticizer (S)
(A)
Vinyl chloride
(B)
Phthalates
(C)
Hypochlorites
(D)
Carbamates
46. HEAL Programme was started to
(A)
Monitor total human exposure to Pollutants
(B)
Reestablish the disrupted ecosystem
(C)
Establish the tolerance limits for different pollutants
(D)
Save the representative ecosystem of the world
47. Hungal is found in
(A)
Kishtwar Bioreserve
(B)
Dachigan
(C)
Bandipura National Park
(D)
Bannergatha National Park
48. If the size of the sample is very small which
method of sampling gives better results ?
(A)
Startified
(B)
Purposive
(C)
Random
(D)
Census
49. Saturated level of DO infresh water at 20°C is
(A)
8.2 mg/L
(B)
9.1 mg/L
(C)
13.2 mg/L
(D)
6.8 mg/L
50. What are the two main types of data structure
used in Arc GIS ?
(A)
Image and Raster
(B)
Raster and Vector
(C)
Image and DBF
(D)
DBF and Vector