Q1 F of 19 Page 129

Fill in the blanks with suitable words:

In 2010, mankind used ________ Earth to meet their requirements.


50% more (1 and a half earth)

In 2010, mankind used 18 billion hectares to meet their requirements, which is 50% more than the available 12 billion hectares.


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1 D

Fill in the blanks with suitable words:

Scarcity arises when the need for resources is _________ than the availability of it.


 1 E

Fill in the blanks with suitable words:

Development emphasizing the availability of resources to meet the needs of future generations is also called as ___________.


 2 A

Answer the following in one sentence each:

What are the natural resources?


 2 B

Answer the following in one sentence each:

Give two examples of renewable resources.