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MEDIUM
ENGLISH
Agriculture
Aerosols reduce primary productivity by:
A
Decreasing O2
Option A
B
Reducing photosynthesis
Option B
C
Competing with CO2
Option C
D
Being toxic to chloroplasts
Option D
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MEDIUM
ENGLISH
Agriculture
Various fungi are known to accumulate considerable quantities of divalent metal such as:
A
Cadmium
Option A
B
Zinc
Option B
C
Lead
Option C
D
All of the above
Option D
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MEDIUM
ENGLISH
Agriculture
BOD stands for:
A
Biotic oxygen deduction
Option A
B
Base of degradation
Option B
C
Biotic oxide demand
Option C
D
Biological oxygen demand
Option D
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MEDIUM
ENGLISH
Agriculture
In coming years, skin related disorders will be more common due to:
A
Pollutants in air
Option A
B
Use of detergents
Option B
C
Water pollution
Option C
D
Depletion of O3 layer
Option D
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MEDIUM
ENGLISH
Agriculture
Which one is not dangerous for life?
A
Biopollutants
Option A
B
Ozone layer
Option B
C
Nuclear blast
Option C
D
Deforestation
Option D
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MEDIUM
ENGLISH
Agriculture
Carbon monoxide is a major pollutant of:
A
Water
Option A
B
Air
Option B
C
Noise
Option C
D
Soil
Option D
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MEDIUM
ENGLISH
Agriculture
Air pollution effects are usually found on:
A
Leaves
Option A
B
Flowers
Option B
C
Stems
Option C
D
Roots
Option D
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MEDIUM
ENGLISH
Agriculture
The river sone receives wastes from:
A
Refinery
Option A
B
Distillary
Option B
C
Textile mill
Option C
D
Paper mill
Option D
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MEDIUM
ENGLISH
Agriculture
Formation of ozone hole is maximum over:
A
China
Option A
B
Antarctica
Option B
C
Europe
Option C
D
Africa
Option D
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MEDIUM
ENGLISH
Agriculture
Spraying of DDT on crops produces pollution of
A
Soil and water
Option A
B
Air and soil
Option B
C
Crops and air
Option C
D
Air and water
Option D
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MEDIUM
ENGLISH
Agriculture
Which one of the following organisms is used as indicator of water quality?
A
Beggiota
Option A
B
Chlorella
Option B
C
Azospirillium
Option C
D
Escherichia
Option D
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MEDIUM
ENGLISH
Agriculture
Phosphate pollution is caused by:
A
Phosphate rock only
Option A
B
Agricultural fertilizers only
Option B
C
Sewage and phosphate rock
Option C
D
Sewage and agricultural fertilizers
Option D
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MEDIUM
ENGLISH
Agriculture
BOD value of sewage water than that of tap water is:
A
More
Option A
B
Less
Option B
C
Equal
Option C
D
Somewhere more somewhere less
Option D
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MEDIUM
ENGLISH
Agriculture
Water pollution:
A
Increases oxygenation
Option A
B
Decreases turbidity
Option B
C
Increases turbidity deoxygenation
Option C
D
Increases photosynthesis
Option D
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MEDIUM
ENGLISH
Agriculture
Which of the following is a secondary pollutant?
A
CO
Option A
B
CO2
Option B
C
PAN
Option C
D
Aerosol
Option D
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MEDIUM
ENGLISH
Agriculture
Leaf curling is caused by:
A
SO2
Option A
B
O2
Option B
C
H2S
Option C
D
CO
Option D
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MEDIUM
ENGLISH
Agriculture
Major pollutant present in the jet plane emission is:
A
CCI4
Option A
B
SO2
Option B
C
CO
Option C
D
Fluoro-carbon
Option D
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MEDIUM
ENGLISH
Agriculture
In Minimata Bay, Japan, which of the following animals remained free from Minimata disease?
A
Dogs
Option A
B
Pigs
Option B
C
Cats
Option C
D
Rabbits
Option D
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MEDIUM
ENGLISH
Agriculture
The major contributor to green house gases to the atmosphere is:
A
Russia
Option A
B
USA
Option B
C
Brazil
Option C
D
Germany
Option D
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MEDIUM
ENGLISH
Agriculture
Which important greenhouse gas other than methane is being produced from the agricultural fields?
A
Arsine
Option A
B
SO2
Option B
C
NH3
Option C
D
N2O
Option D
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