Our World, Our Environment

When is Earth Day celebrated?

• Every day
• April 22nd
• April 20th
• June 5th

The ozone damage caused by pollution is called... 

• duplication
• replication
• depletion
• deprivation

The rise in sea level is endangering people living in coastal areas only.

• True
• False

Sea pollution and over fishing is threatening dolphins,whales and coral reefs only

• True
• False

More than half the fauna and flora of the Earth is located in 6% of the land surface

• True
• False

A pledge is not ...

• a promise
• a word of honor
• a vow
• a damage

Clearing and burning of rainforests refers to the photosynthesis, that is converting carbon dioxide into oxygen

• True
• False

Find the item(s) that is/are not among the effects of gobal warming.

• pollution
• ice melting in the poles
• famines and droughts
• climate change

Rainforests are 6% of the planet surface.

• True
• False

0.25% represents the percentage of...

•  damaged rainforests  each year.
• the yearly extinct species in rainforests
• the poles melted ice.
• ozone layer damage.