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Question 1:

 The __________ cover around 7% of the Earth’s surface and are home to half of the plant and animal species on Earth.

A )
B )
C )
D )

Question 2:

 About 1/4 of natural medicines have been discovered in ____________.

A )
B )
C )
D )

Question 3:

__________ is also known as coniferous forest or boreal forest. They are found in Canada, northern Asia, Siberia, Denmark, Norway, Sweden, and Finland.

A )
B )
C )
D )

Question 4:

A ________ can eat only when its head is upside down.

A )
B )
C )
D )

Question 5:

A group of ants is called

A )
B )
C )
D )

Question 6:

Vertebrates are animals with backbones such as mammals, birds, fish, amphibians and ________.

A )
B )
C )
D )

Question 7:

The ________ is the lowest point on land.

A )
B )
C )
D )

Question 8:

_______ is the largest of the hot deserts.

A )
B )
C )
D )

Question 9:

A group of rhinos is called a _______

A )
B )
C )
D )

Question 10:

Plants contain__________, a green pigment necessary for photosynthesis.

A )
B )
C )
D )
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