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Giant tree trunk with visible growth rings underground, spreading roots and golden sunset in a forest
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NatureEasy

Trees and Forests of the World

The California redwood tops 80 m, the Amazon produces about 20% of the world's oxygen, and bonsai art comes from China (not Japan) under the name penjing. Test your knowledge.

10

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Tip: Use keys 1-4 to answer quickly

The 10 quiz questions

Question 1 : In which country are giant sequoias found?

Possible answers:

  • Canada
  • Japan
  • Australia
  • The United States

Explanation: Giant sequoias are native to California, USA. They can reach over 80 meters tall!

Question 2 : On which continent is the baobab tree emblematic?

Possible answers:

  • South America
  • Oceania
  • Africa
  • Asia

Explanation: The baobab is the iconic tree of Africa. It is also found in Madagascar where several unique species exist.

Question 3 : What fruit does the oak tree produce?

Possible answers:

  • The walnut
  • The hazelnut
  • The acorn
  • The chestnut

Explanation: The oak produces acorns, which are an important food source for many forest animals.

Question 4 : What is the Amazon rainforest nicknamed?

Possible answers:

  • The infinite jungle
  • The lungs of the Earth
  • The green ocean
  • The green heart

Explanation: The Amazon is called the "lungs of the Earth" because it produces about 20% of the world's oxygen and absorbs enormous amounts of CO2.

Question 5 : From which country does the art of bonsai originate?

Possible answers:

  • Vietnam
  • China
  • Korea
  • Japan

Explanation: Although popularized by Japan, the art of bonsai originated in China over 2000 years ago under the name "penjing".

Question 6 : Which tree appears on the Canadian flag?

Possible answers:

  • The maple
  • The fir
  • The pine
  • The birch

Explanation: The red maple leaf has been Canada's national symbol since 1965. Maple syrup is also a Canadian specialty.

Question 7 : Which Mediterranean tree produces olives?

Possible answers:

  • The olive tree
  • The almond tree
  • The lemon tree
  • The fig tree

Explanation: The olive tree has been cultivated since antiquity around the Mediterranean. Some olive trees are over 2,000 years old!

Question 8 : Is bamboo a tree or a grass?

Possible answers:

  • A shrub
  • A fern
  • A grass
  • A tree

Explanation: Despite its impressive size (up to 30m), bamboo belongs to the grass family, like wheat or corn!

Question 9 : What is the fruit of the coconut palm called?

Possible answers:

  • The pineapple
  • The mango
  • The date
  • The coconut

Explanation: The coconut is the fruit of the coconut palm. It can float on water for months, explaining why coconut palms are found on tropical islands.

Question 10 : Which tree is traditionally decorated at Christmas?

Possible answers:

  • Laurel
  • Fir tree
  • Mistletoe
  • Holly

Explanation: The Christmas tree tradition comes from Alsace in the 16th century. It spread across Europe and then worldwide.

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