International Day for Biological Diversity is

• on the third Friday of March

• at the beginning of June

• on May 22

• on World Wildlife Day

In which city was the first Earth Hour held?

• London

• Paris

• Sidney

• Yerevan

When was Earth Hour first held?

•  In 2005

•  In 2006

• In 2007

• In 2008

How to save water at home?

• Close the faucet when brushing your teeth

•  Fill the bowl with excess running water to wash the food

• Boil as much water as needed in the kettle

• All of the above are true

Reasons for pollution

• Because of harmful substances, such as carbon monoxide, sulphur dioxide, nitrogen oxides, ozone, and lead.

• Due to some natural disasters, such as forest fires and volcanoes.

• Because of human activities that produce materials polluting the environment, such as: smoke from burning fossil fuels, and car exhaust.

• All of the above are true

How to preserve nature?

• Cutting down trees

• Organize tree planting

• Dump the garbage in the forest

• Pour litter in the water

Which of the following is not a type of forest?

• boreal

• tropical

• temperate

• steppe

When Is International Forest Day celebrated?

• March 21st

• April 22

•  The last Saturday of March

• March 22

How to save water ...

• Waste little amount in the bathroom.

• Don’t water plants with drinkable water.

• Don’t litter the rivers and seas.

• All the versions are right.

What day is March 3, 1973?

• World Wildlife Day

• World Health Day

• Earth Day

• International Climate Change Day