1 The number of waves per second in a sound is called the of that sound.

velocity

frequency

displacement

acceleration

2 Speed of sound energy
does not change with volume for constant temperature
is directly proportional to square root of the absolute temperature
speed of sound in moist air is less than that in dry air
if the wind blows in opposite direction, the speed of sound is decreased
Answer options

are correct

are wrong

are correct

are correct

3 An electric iron takes 10 A from the 220 V power line. How much power is used?

22 W

2200 kW

2200 W

None of the above

4 in nucleus, protons and neutrons continuously exchange:

mew mesons

pi mesons

beta particles

neutrino

5 If proton number of an element changes:
It will not become an isotope
it will become an another element
Its position in periodic table changes
It will become an isotope
Which of the statements given above is/are correct

only

and only

and only

and only

6 The atomic mass of an element is measured relative to the mass of

hydrogen atom

oxygen atom

carbon -12

isotopic mixture of 12C, l3C and 14C

7 High boiling point of water is due to

Weak dissociation of water molecules

High dissociation of water molecules

Hydrogen bonding amongst water molecules

Van der Waals forces of attraction amongst the molecules

8 Aluminium is extracted economically from the following ore:
Bauxite
Malachite
Dolomite
Cryolite
Which of the ores given above are used

Malachite and Dolomite

Bauxite and Cryolite

Dolomite and Cryolite

Bauxite and Dolomite

9 Dr. Birbal Sahani; a famous Indian botanist is concerned with studies.

Algal

Fossil

Bryophytic

Fungal

10 The experimental material used by Gregor Mendel is

Sweet pea

Drossophila

Garden pea

All of these

11 Which of the following fungi is commonly called as a bread mold?

Puccinia

Rhizopus

Ustilago

All of these

12 The example of Actinorihizal plant which can contribute 50 kg Nitrogm per hectare per year is

Gynlltostoma sp

Brrtguiera gynlllOrhizn

Xylocarplls granatum

Casllarina eqllisetifolia

13 What is meant by "Zoonosis"

Animal disease transmitted to man

Disease of man transmitted to animal

Parasites of man transmitted to animal

Viral disease of man transmitted to animal

14 Which group of animals are exclusively marine?

Annelids

Arthropods

Pisces

Echinoderms

15 How much percent of ATP (Adenosine triphosphate) molecules are produced in mitochondria of animal cell

75 percent

95 percent

100 percent

60 percent

16 In industrial melanism survey dark moths were found to

manage to survive on dark hark

manage to survive on light bark

thrived on dark bark

thrived on light bark

17 Saline soils are known as

Solonetz

Solonchaks

Pedocals

Black alkali soils

18 Buifermg capacity of soil is
The ability to change its shape easilv
The ability of a soil to resist changes in pH
The ability to mould when it is moist
The ability of a soil to resist changes in CEC

Answer options:

only

only

and only

and only

19 The fundamental soil forming processes are:
Laterlzation, salinization and acidization
Podzolization, ca1cification and decalcification
Gleization, alkalizatiun and dealkalisation
Eluviation, Il1uviation and Humification

Answer options:

and

and

only

only

20 The process by which soils are depleted of bases, turn acid and develop e1uvial horizons and illuvial horizons is called as

Latcrization

Gleization

Podsolisation

Pedoturbation

21 In splash erosion the rain drop energy acts in the form of

Biochemical energy

Chemical energy

Kinetic energy

Potential enerey

22 Which of the following two statements is correct
Contour bunding is generally recommended for:
low rainfall area wherein rainfall is 600 mm.
slopes of about 3%.
Answer options:

Only

Only

Both

Neither

23 What are the two main agents os erosion

Climate and Geugraphy

Man and Animal

Wind and Water

Furest and Vegetatiun

24 the capacity of Agents causing erosion while is the susceptibility of soil to erosion.

Erosivity and Erodibility

Erodibility and EroSIvity

Erosiun and Drainage

Aggrcsslvity and ErodIbility

25 Molecular taxonumy in living organism is based on the ubiquity of

rRNA

t-RNA

m-RNA

si-RNA

26 In waler logged soils under anaerobic conditions the following process leads to production of amnonia

Nitritication

Denitrificdtion

Ammonification

Nitrate reduction

27 Carbon occurs in the earth's rock predominantly as
Sodium carbonate
Magnesium carbonate
Calcium carbunate
(d)Potassium carbonate
Answer options:

and only

and only

and only

and only

28 In carbon cycle, the outstanding microbiological characteristic of lignin is its:
easy solubility in water
breakable chemical slructure
resistance to enzyme degradation
priority to undergo oxidation and reduction
Answer options

and

only

only

None of the above

29 Which chemical fertilizer can be used as a manure/chemical preservative to conlrollosses of nilrogen

Superphosphate

lJrea

Potassium sulphate

None of these

30 Bonemeal is

Phosphatic manure only

Fertilizer only

BiofertHizer only

Phosphatic manure and fertilizer

31 Chromite mines in Odisha's Sukinda Valley are conSIdered as one of the top pollution hotspots in India due to
Very high sulphur contamination of ground-water.
Surface run-off of overburden is highly toxic.
Radioactive hazards.
Continuous exposure of contaminated dust and water to the mine workers.
Which of the statements given above is/are correct?

only

and

only

and only

32 Geological time scale consists of how many eras?

Six

Five

Four

Three

33 The occurrence of in rice variety Mudgo is the primary cause of resistance to Brown Plant Hopper (BPH).

Asparagine

DIMBOA

alpha-amylase

Glutamic acid

34 Smut is a disease of crops.
Pearl millet
Sugarcane
Cotton
Soya bean

Answer options

and only

and only

and only

and only

35 Prunus necrotic ring spot virus is transmitted by

only by seed

only by pollen

only by budding

seed, pollen and budding

36 Striga is parasitic on

Rice

Tomato

Sorghum

Oat

37 are used as fumigants to control insects.

Rotenone

Arsenicals

Fluorides

Cyanides

38 In India an aircraft was first employed for aerial application of insecticide to control desert locust in Delhi in the year

1940

1944

1947

1951

39 'Actigard' acts as

Plant defence inducer

Plant hormone

Bio control agent

Systemic insecticide

40 Who discovered the insecticidal properties of DDT?

Othmanzedicer

R.H. Painter

Paul Muller

Rachel Carson

41 Milk from animals feeding upon which weed can cause glaucoma in humans?

Argemone mexicana

Agrostemma githago

Chenopodium album

Portulaca spp.

42 Which of the following bioagents is used for biocontrol of parthenium hysterophoms

Teleonemia scroplosa

Zygograma bic%rata

Neochotina bouchi

DactylopillS tomentosus

43 Which of the following weeds was declared as a noxious weed by the Karnataka government in 1975

Lantana camera

Chromolaena odorata

Parthenium hysterophorolls

Mikallia macralltha

44 How many seeds per plant of wild amaranthus (Amaranthus spp.) are produced per annum?

96,000

69,000

1,69,000

1,96,000

45 IUCN Red List of 2012 has listed species of plants and animals from India as "Critically Endangered".
72
132
1807
299
Answer options









46 Which pollutant is added in atmosphere through thermal power station?

SO2

NO2

CFC

Sulphur

47 Which is the main source of CFC green-house gas?

Combustion of fuel

Fire extinguishers

Livestock

Wetlands

48 The secretion of anal or stink gland of the Mongoose is used for:

To attract other Mongoose during breeding season

Self-defence

To know their location

To attract the prey

49 Which of the following types of mining is environmentally most destructive

Open -pit mining

Placer mining

Underground mining

None of the above

50 Which of the following types of mining is used in removing gold from stream sediments?

Underground mining

Placer mining

Open -pit mining

None of the above

51 Match the following:
List-1 List-11
Some Major Mines in India Their Impacts on Environment
Jharia Coal mines, Jharkhand Causing river pollution and threat to biodiversity
Kudremukh iron ore mines,Karnataka Pollution of aquifer
East-Coast bauxite mine, Odisha Underground fire leading to land subsidence and forced displacement of people
North-Eastern coalfields, Assam Land encroachment and Issue of rehabilitation unsettled

Answer options:











52 Match the following:
Column Column
Haematite Iron carbonate
Magnetite Hydrated iron oxide
Limonite Black ore
Siderite Oxide of iron

Answer options:











53 What is predicted because of melting of glaciers due to Green-house gases?
Ganges will experience floods.
Godavari would experience water shortages.

Answer options:

Only

Only

Both

Neither

54 What is the major issue World wide according to the Food and Agriculture Organisation of the United Nations?

Air pollution

Water pollution

Deforestation

Soil erosion

55 One of the Green-house Gases is Methane. Which of the following is/are its main source/s?
Firewood
Paddy cultivation
Deforestation
Horticulture

Answer options

only

only

and

and

56 Which of the followmg countries is the largest emitter of carbon?

USA

UK

China

France

57 Which of the following statements about Kashmir stag are true?
It is found in Kashmir only.
It is related to European red deer.
It is also called as Hangul.
It is listed "s Endangered in IUCN red list.

Answer options:

correct

and correct

and correct

and correct

58 Pobitora Wildlife Sanctuary is the main shelter, for the highest density of in the world.

Indian Rhinos

Indian Bisons

Indian Wild Asses

Indian Liuns

59 'Cheetah' is a word derived from the language.

Greek

Sanskrit

Latin

Pali

60 Which of the following statements about Lion are true?
Lion was found all over India 100 years ago.
Lion is today restricted to Gir forests in Gujarat.
Lion is a gregarious animal.
Lion's natural habitat is semi-evergreen forest.

Answer options

correct

and correcl

and correct

and correct

61 Which breed of the cows is not a good milker but the bullock is very popular in heavy rainfall tract?
Deoni
Nimari
Gaolao
Dangi
Answer options:

only

and only

and

only

62 Which of the following cattle breed is the hardiest dual purpose breed known to have greater heat drought tolerance from Vidarbha region of Maharashtra

Gaolao

Nimari

Malvi

Red Kandhari

63 Which of the following are milch breeds of cattle of India?
Sahiwal
Red Sindhi
Gir
Nagori
Answer options:









64 To enhance the protein content of herbage from natural grassland, it is necessary to introduce:
Heteropogon
Siratro
Stylosanthus
Marvel
Answer options

only

only

and only

and only

65 Lac insect "kusumi" is raised commonly on the tree species

Polygonum chinense

Butea monosperma

Scheleic1zera oleosa

Monardia punctata

66 Which of the following species is known as Black Wattle planted in Nilgiri hills for bark tannin?

Acacia mearnsii

Acacia catechu

Acacia mangium

None of the above

67 Gum-resin of is used in Ayurvedie medicines as'a remedy to reduce the cholesterol content in blood.

Guggal

Dill

Asgand

Henbane

68 The pioneer speLie, L,f Mangrove in·muddy and salty lands are:
Avicenuia
Sonneratia
Rluzophora
Brugueria
Answer option

and





and

69 The ability of living cells to regenerate parts of an organism is called

Syngamy

Epicotyl

Totipotency

Vernalization

70 The main factor in the distribution of species is the in a particular region.

soil type

amount of rainfall

soil, temperature and altitude

soil, temperature and rainfall

71 The portion of solar radiation which reaches the earth's surface and is utilized by plants for the process of photosynthesis is of what wavelength?

0.12 to 0.30 microns

33 to 45 cm

0.40 to 0.71 microns

None of the above

72 In india, the comfer forests are found in region of Himalayas.

outer

inner

Siwalik

Alpine

73 National Park is declared under section the Wildlife (Protection) Act, 1972.









74 Arrange the National Parks in India from North to South.

Kanha, Panna, Chandoli, Pench, Bandipur.

Panna, Kanha, Pench, Chandoli, Bandipur.

Bandipur, Pench, Chandoli, Kanha, Panna.

ChandoIi, Kanha, Panna, Pench, Bandipur.

75 Arrange the states in a descending order of their percentage of forest area to geographical area.
Assam
Arunachal Pradesh
Meghalaya
Uttarakhand
Kerala

Answer options









76 The famous delta of sunderbans is covered by the trees.

Heritiera

Acacia

Honeysuckle

Artemesia

77 On slopy soils which of the following systems will reduce the risk of soil erosion

Hedgerow system

Drainage system

Mulch system

None of the above

78 Who coined the term Social Forestry in the IX Commonwealth Forestry Conference?

K.M. Munshi

Sir Howard

Jack Westoby

N. Bourlog

79 Firewood production is the first and foremost expectation hom the programme.

agro-forestry

social forestry

joint forest management

farm forestry

80 In leased Taungya system, the local cummunities are given land on lease and the management is done by the:

Forest Department

Agricultural Department

Revenue Department

None of the above

81 The greatest and famous herbarium in the wurld is

Gray Herbarium, Cambridge, USA

National History Museum, Chicago, Austria

National Botanic Garden, Lucknuw, India

Royal Botanic Garden, Kew, England (U.K.)

82 In which of the followmg conferences, 5th June was decided as the World Environment Day

Stockholm

Rio

Kyoto

Montreal

83 Which one of the following two statements is correct
Waler (Prevention and Control of Pollution) Act was passed in 1981.
Air (Prevention and Control of Pollution) Act was passed in 1974.
Answer options:

Only

Only

Both

Neither

84 The 1894 Forest Policy of IndIa classified the forests of India into four major classes:

Preservation forests, Commercial forests, Minor forests and Pastilre lands

Preservation forests, Major forests, Commercial forests and Pasture lands

Preservation forests, Commercial forests, Mangrove forests and Minor forests

Preservation forests, Teak forests, Commercial forests and Pasture lands

85 The First World Forestry Congress was held in the year 1926 at

New York

Rome

Istambui

Nairobi

86 Which of the following biodiversity conservation institutes are correctly matched with their headquarters?

Institutes Headquarters
NBPGR New Delhi
NBAGR Karnal
NBFGR Thiruvananthapuram
NBAIM Mau
Answer options





(cL



87 National Board for Wildlife is the apex advisory body of India in the matters of wildlife conservation. It:

is a statutory body.

replaced Indian Board for Wildlife.

is choired by the Minister of Environment and Forests

has 5 persons to represent NGOs.

88 The Indian unit of WWF was established in with its headquarters in

1967, Chennai

1968, Delhi

1969, Mumbai

1970, Kolkata

89 The oblique images are usually taken at a typical angle of

15

25

30

45

90 Which of the following seasons is the best season to take aerial photographs?

Rainy season

Summer season

Winter season

Monsoon season

91 How can the satellite images be
visible
water vapour
infra red
Answer options:

Only

and only

and only

and

92 The first aerial photograph was oblique and taken of a French village in which of the following centuries

16th century

17th century

18th century

19th century

93 India is recognized as a country rich in biodiversity because of its:
Tropical location
Varied physical features
Altitude
Climate

Answer options:

and

and

and

and

94 The life span of a tiger is about:

15 years

20 years

25 vears

30 years

95 Brow-antlered deer is also known as
Dancing deer
Cervus unicolor
Cervus sangai
Sangai

Answer options

and correct

and correct

and correct

and correct

96 The separation of seven colours of white light by a prism is the outcome of which process?

Frequency dependent interference

Frequency dependent refractive index of medium

Frequency independent dispersion

Diffraction of different wavelengths

97 Match the major Forest Tribes with the states:

Kolam, Maria Gond Kerala
Asur, Birhor, Mal Pharia Gujarat
Kadar, Kattunaikan Maharashtra
Kohvalia, Kothodi Bihar and Jharkhand

Answer options











98 The forces that shape genetic variation in species are:
mutation
gene migration
selection
genetic drift
Answer options:

and

and

and

and

99 Which of the following tribes of Dravidian origin inhabit South India?
Santhal
Kodar
Irula
Paniyan

Answer options







only

100 The Mongoloid tribes living in North Eastern states of India make their living by practising shifting cultivation within the forest area:

Kurus

Khasis

Naga-Kuki Tribes

Kosalas