wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

ONLINE TEST 6 XII 2

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

In Greek oikos means

a)

Resting place

b)

Dining place

c)

Dwelling place

d)

Niche

2.

Organisms which can tolerate only small range of temperature variations is called

a)

Eurythermal

b)

Stenothermal

c)

Heliophytes

d)

Sciophytes

3.

The rate of photosynthesis is maximum at

a)

Blue

b)

400 to 500 nm

c)

600 to 700 nm

d)

All the above

4.

Find unrelated one either correct or wrong

a)

Latitude is an angle which ranges from 0 degree at the equator to 90 degree at the poles

b)

How a place is located above the sea level is called attitude of the place.

c)

Mango plant do not and cannot grow in temperate countries like Canada

d)

Surface fire which burns the forest canopy

5.

The size of clayey soil is

a)

Less than 0.002nm

b)

0.002 to 0.02nm

c)

0.002 to 2 nm

d)

0.2 to 2 nm

6.

Indicators of fire is/are

a)

Pteris

b)

Pyronema

c)

Both of these

d)

None of these

7.

(- ) ( -) and. ( +) (+) Symbols are represents

a)

Mutualism and amensalism

b)

Predation and commensalism

c)

Competition and mutualism

d)

Parasitism and predation

8.

Find incorrect pair

a)

Free floating --- Wolffia

b)

Rooted floating --- Marsilea

c)

Submerged -- Ceratophyllum

d)

Rooted sub merged ----Sagittaria

9.

The plants which behave xerophytes at summer and behave as mesophytes during rainy season is called

a)

Heliophytes

b)

Tropophytes

c)

Epactiophytes

d)

Endomophytes

10.

International Ozone day

a)

March 21

b)

April 22

c)

March 22

d)

September 16

11.

Find mismatch

a)

Bio coenosis - Karl mobius

b)

Holocoen - Friederichs

c)

Microcosm - Vernadsky

d)

Biosystem - Thienemann

12.

Find the correct statement

a)

Grey carbon stored in fossil fuel.

b)

Green corbon stored in atmosphere.

c)

Blue carbon stored in industrialized forest

d)

Black carbon stored in ocean

13.

PAR is

a)

400 to 600nm

b)

400 to 700 nm

c)

450 to 650nm

d)

600 to 780 nm

14.

Detritus food chain begins with

a)

Dead organisms

b)

Dead inorganic matters

c)

Dead organic matters

d)

All of these

15.

Ten percent law was proposed by

a)

Elton

b)

S.A.Forbes

c)

Tansley

d)

Lindeman

16.

The moment of the decomposed water soluble organic and inorganic compounds from the surface to the lower layer of soil by water is called

a)

Aluviation

b)

Colluviation

c)

Eluviation

d)

Mineralisation

17.

Study of biological chemical physical and geological components of inland freshwater aquatic ecosystem is called

a)

Oceanography

b)

Limnology

c)

Pedology

d)

Ecology

18.

Find incorrect statement

a)

Successive replacement of one type of plant community by the other is called succession

b)

First invaded plants in a barren area are called pioneers

c)

A series of transitional development of plant communities one after another in a given area are called seral communities.

d)

Developing in disturbed area is called primary succession

19.

The total number of forest types in India by Champion and Seth

a)

15

b)

16

c)

17

d)

18

20.

Grasslands created and maintained by human are called

a)

Artificial

b)

Natural

c)

Anthropogenic

d)

Autogenic

21.

EIA expansion is

a)

Environmental institution of Asia

b)

Ecological and Industrial Association

c)

Ecofriendly Industrial Assessment

d)

Environmental Impact Assessment

22.

The Ozone layer of the stratosphere and troposphere is called

a)

Bad ozone and Good ozone

b)

Good ozone and bad ozone

c)

Ozone shield and Ozone field

d)

Ozone field and Ozone shield

23.

Total Ozone layer over the earth surface is

a)

0.3 cm

b)

3mm

c)

0.003m

d)

All the above

24.

The following plant is not a SO2 pollution indicator

a)

Ficus

b)

Rose

c)

Gladiolus

d)

Pinus

25.

Montreal protocol(1987)was held in

a)

Germany

b)

Japan

c)

Australia

d)

Canada

26.

Who is the forest man of India

a)

Sudhir Kumar sopory

b)

Jadev pandey

c)

Odum

d)

Tanseley

27.

The following plant which decreases the oxygen content of the water bodies

a)

Parthenium histerophorus

b)

Lantana camera

c)

Eichornia crassipes

d)

Prosopis juliflora

28.

Odd one out regarding Chipko movement

a)

Mandal

b)

Chamoli

c)

Gubbi Gadde

d)

Five F's

29.

The following one is endemic at Khasi hills ,Meghalaya.

a)

Baccaurea

b)

Agasthiyamalaia

c)

Hardwickia

d)

Nepenthes

30.

The 100th satellite is

a)

SCATSAT 1

b)

INSAT 3 DR

c)

GSAT 6A

d)

CARTOSAT 2

31.

Who developed worlds first cotton hybrid

a)

N.G.P.Rao

b)

C.T.Patel

c)

B.P.Pal

d)

T.S.Venkatraman

32.

SLF contains

a)

Auxins

b)

Gibberellin

c)

Cytokinin

d)

All the above

33.

Find incorrect statement

a)

the introduction of genotypes from a place where it is normally grown to a new place of environment is called plant introduction

b)

SONORA 84 introduced from Mexico

c)

All the introductions must be free from presence of weeds insects and disease causing organisms this has to be carefully examined by the process called quarantine

d)

NBPGR located at Rangpuri

34.

Green revolution the term was coined by

a)

M.S.Swaminathan

b)

Norman Borlaug

c)

B.P.Pal

d)

S.Goud

35.

Who received the National award for best genome saviour in 2015?

a)

M.S.Swaminathan

b)

Norman Bourlaug

c)

Nel Jayaraman

d)

B.P.Pal

36.

The process of enclosing seed in a filter inert material using an adhesive with bioactive chemicals is called

a)

Seed treatment

b)

Seed hardening

c)

Seed pelleting

d)

Seed coating

37.

Himgiri is a variety of

a)

Rice

b)

Wheat

c)

Sorghum

d)

Banana

38.

Bio priming is a process of biological seed treatment that refers to combination of seed

a)

Sowing and irrigation

b)

Hydration and inoculation

c)

Dehydration and incubation

d)

None of the above

39.

Orthodox seeds dried to low moisture of

a)

5%

b)

3%

c)

20%

d)

10%

40.

Philippines is famous for (w.r.t plant breeding)

a)

IARI

b)

IRRI

c)

NBPGR

d)

Atomic garden

41.

Science of farming is called

a)

Anthesis

b)

Horticulture

c)

Olericulture

d)

Agronomy

42.

Find mismatch

a)

Little millet - Panicum

b)

Kodo millet - Paspalum

c)

Foxtail millet - Setaria

d)

Finger millet - Pennisetum

43.

National fruit of India belongs to the family

a)

Aristolochiaceae

b)

Amaranthaceae

c)

Acanthaceae

d)

Anacardiaceae

44.

The edible part of pomegranate and its family

a)

Mesocarp and Caricaceae

b)

Fleshy receptacle and Myrtaceae

c)

Percarp and Moraceae

d)

Aril and Punicaceae

45.

An example for MUFA and PUFA

a)

Crude oil and coconut oil

b)

Gingelly oil and sunflower oil

c)

Rice bran oil and coconut oil

d)

Coconut oil and soyabean oil

46.

Food of the gods

a)

Camellia sinensis

b)

Cocos nucifera

c)

Theobroma cacao

d)

Elettaria cardamomum

47.

The colour of the heartwood of Tectona grandis is

a)

Golden yellow

b)

Dark brown

c)

Dark black

d)

Pinkish red

48.

Geographical indications (GI) has given to Madurai for

a)

Meenakshi Amman temple

b)

J.grandiflorum

c)

City of villages

d)

Medical tourism

49.

Who proved the extract of Phyllanthus amarus is effective against Hepatitis B virus

a)

Nagarajan

b)

Thyagarajan

c)

Maharajan

d)

Sundar Rajan

50.

Bonsai is a art of

a)

Chinese

b)

Japanese

c)

Americans

d)

Arabians