World Environment And Ecology MCQ

 

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World Environment And Ecology MCQ

Question 1
The Earth summit was organised by
A
UNESCO
B
UNCED
C
WHO
D
UNICEF

Question 2
Which of the following is least likely to be an effect of global warming?
A
Increased frequency of hurricanes
B
Loss of fertile delta region as for agriculture
C
Decreased rate of photosynthesis in vegetation
D
Shrinking of the polar ice regions

Question 3
The Biosphere is a region of earth which supports life. It includes- 1.Hydrosphere, 2.Lithosphere, 3.Stratosphere, 4.Troposphere
A
1 and 3
B
1, 2 and 4
C
1 and 4
D
2, 3 and 4

Question 4
Of the solar energy coming into the Biosphere, what percentage of it is actually used in the photosynthesis?
A
Less than 1
B
Between 1% and 15%
C
Between 15% and 2%
D
More than 2%

Question 5
The first protocol to ban the emissions of choloro fluorocarbons in the atmosphere was made in
A
Montreal
B
Osaka
C
Geneva
D
Florida

Question 6
Due to growing demand of which of the following product, tropical forest are being damaged the most
A
Pork
B
Sugar
C
Meat of Goat
D
Beef

Question 7
Environment includes
A
Abiotic component
B
Biotic component
C
Oxygen and Nitrogen
D
Abiotic and Biotic component

Question 8
Which of the following aquatic plant is effective in preventing the water-pollution caused by industrial waste?
A
Water Hyacinth
B
Elephant Grass
C
Parthenium
D
(2) and (3)

Question 9
Soil is eroded heavily due to deforestation, it affects the flowing of surface water badly. Which of the following is badly affected by these causes
A
Human Resource
B
Ecological System
C
Climate
D
Local Plants

Question 10
What is the ecological system integrating all living beings and their relationships?
A
Total Wild Life
B
Biosphere
C
Lithosphere
D
Hydrosphere
There are 10 questions to complete.

 

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