Environmental changes

Name any one cause of climate change ?

Since 1880 global temperature has increased by almost 1 degree Celsius?

• Yes

• No

How much is the temperature said to rise by 2100?

• 3 degree Celsius

• 5 degree Celsius

• 4 degree Celsius

• 6 degree Celsius

CO2,CH4,water vapor are all green house gases ?

• Yes

• No

Electricity from coal or diesel generators and industry or pollution from factories contribute the most for climate change ?

• Yes

• No

In which year "Paperless office" concept was introduced?

• 1960

• 1970

• 1978

• 1965

40% of the world’s commercially cut timber is used for the production of paper

• True

• False

Electronic communication requires both the sender and the recipient to have easy access to appropriate software and hardware.

• True

• False

An A4 paper requires ……. liters of water per sheet.

• 5

• 10

• 15

……... are responsible for global warming, paper industries emit these gases during the manufacturing process.