Enviorment


Q.1 We have days and nights because of
a.   Earth’s rotation
b.   Earth’s revolution
c.   Sun’s rotation
d.   Sun’s revolution

Ans. a

Q.2 Which of the following does not belong to the group formed by the other tress?
a.   Mango
b.   Coconut
c.   Tamarind
d.   Neem

Ans. c

Q.3 Which of the following plays an important role in the cause of rainfall.
a.   Evaporation
b.   Condensation
c.   Both a and b
d.   Filtration

Ans. c

Q.4 How much time does the earth take to complete one rotation?
a.   24 hrs.
b.   1 day
c.   1 year
d.   Both a and b

Ans. d

Q.5 How many muscles are there in a human body?
a.   600
b.   700
c.   800
d.   900

Ans. a

Q.6 Which of the following is not a part of the excretory system?
a.   Eyes
b.   Kidneys
c.   Lungs
d.   Skin

Ans. a

Q.7 During breathing which gas is most required by us?
a.   Hydrogen
b.   Oxygen
c.   Carbondioxide
d.   Nitrogen

Ans. b

Q.8 Which part of the body controls all the other orgains?
a.   Heart
b.   Eyes
c.   Brain
d.   Stomach

Ans. c

Q.9 Flamingos have__________ kind of feet.
a.   Perching
b.   Wading
c.   Webbed
d.   None of these

Ans. b

Q.10 The tomato plants falls under the category of
a.   Herbs
b.   Shrubs
c.   Trees
d.   Grass

Ans. a

Q.11 Anthropogenic extinction is caused by
a.   Catastrophes
b.   Human activities
c.   Environmental changes
d.   Both a and b

Ans. b

Q.12 MAB stands for
a.   Man and Biotic Community
b.   Man Antibiotic and Bacteria
c.   Man and Biosphere
d.   Mayer Andersand and Bisby

Ans. c

Q.13 Planting trees on public and common land is known as
a.   agroforestry
b.   farm forestry
c.   social forestry
d.   reforestation

Ans. c

Q.14 About what species of earth’s species will be destroyed if all the tropical rain are destroyed?
a.   90
b.   50
c.   20
d.   10

Ans. b

Q.15 The number of vertebrate species facing danger of extinction is about
a.   10,000
b.   1000
c.   100
d.   10

Ans. b

Q.16 The famous Chipko movement was started by
a.   Menaka Gandhi
b.   Salim Ali
c.   S.L. Bahuguna
d.   Rajiv Gandhi

Ans. c

Q.17 When was MAB launched by UNESCO
a.   1972
b.   1981
c.   1975
d.   1971

Ans. d

Q.18 Kaziranga wildlife sanctuary is famous for
a.   Elephant
b.   Muskdeer
c.   Tiger
d.   Rhino

Ans. d

Q.19 Which of the following animals has become almost extinct in India?
a.   Cheetah
b.   Hippopotamus
c.   Wolf
d.   Rhinoceros

Ans. a

Q.20 First National Park of India is
a.    Bandipur N.P.
b.   Corbett N.P.
c.   Periyar N.P.
d.   Kanha N.P.

Ans. b

Q.21 Ganga Action plan was started in
a.   1983
b.   1985
c.   1945
d.   1957

Ans. b

Q.22 Methane gas producing field is
a.   Cotton field
b.   Groundnut field
c.   Wheat field
d.   Paddy field

Ans. d

Q.23 Fluoride pollution mainly affects
a.   Brain
b.   Teeth
c.   Kidney
d.   Heart

Ans. b

Q.24 Photochemical smog is caused by
a.   O3
b.   NO2
c.   CO
d.   CO2

Ans. b

Q.25 The “solution to pollution is dilution”. This can be best correlated to
a.   noise pollution
b.   satiation pollution
c.   air pollution
d.   water pollution

Ans. d

Q.26 Which of the following is the main factor of water pollution?
a.   Ammonia
b.   Detergents
c.   Smoke
d.   Industrial waste

Ans. d

Q.27 Almost decomposed organic matter in which original form is lost is in
a.   Litter
b.   Duff
c.   Leaf mould
d.   None of these

Ans. c

Q.28 Which of the following has smallest of soil particles
a.   Sand
b.   Loam soil
c.   Silt
d.   Clay

Ans. d

Q.29 Major constituents of soil is
a.   Soil air
b.   Soil water
c.   Organic matter
d.   Inorganic matter

Ans. d

Q.30 Formation of organic matter takes places by
a.   Herbivores
b.   Soil water
c.   Chemical wethering
d.   Soil micro-organism

Ans. d

Q31.  We have days and night because of
a. earth rotation
b. earth revolution
c. sun rotation
d. sun revolution

Ans.a

Q32 . Which of  the following does not belong to the group formed by the others trees?
a. mango
b. coconut
c.tamarind
d. neem

Ans. b











































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