Q.1
Which of the following is a renewable source of energy?
Q.2
Which has the maximum rate of deforestation?
Q.3
Which of the following aquatic plant is effective in preventing the water-pollution caused by industrial waste?
Q.4
Among the following climatic factors, which one has the least effect upon a terrestrial ecosystem?
Q.5
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
Q.6
What is the ecological system integrating all living beings and their relationships?
Q.7
Global warming is expected to result in
Q.8
The method of soil conservation in which rocks are piled up to slow down the flow of water which prevents gullies and further soil loss is called
Q.9
The World's largest bio-fuel plant has been established with a production capacity of 100 million liters per year, is located in
Q.10
What is the cause of 'Green house effect'?
Q.11
Rio Summit is associated with
Q.12
The method of soil conservation in the coastal and dry regions where rows of trees are planted to check the wind movement to protect soil cover is called
Q.13
The radiant energy received by the Earth from the sun is
Q.14
What is the benefit of rain water storage?
Q.15
When was the World Wildlife Fund founded?
Q.16
Which of the following is an important Green house Gas?
Q.17
Due to growing demand of which of the following product, tropical forest are being damaged the most
Q.18
What is the biggest source of pollution in the world?
Q.19
The method of soil conservation in which different crops are grown in alternate rows and are sown at different times to protect the soil from rain wash is called?
Q.20
Which of the following has maximum bio-diversity?
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