Question 2:

Plants contain__________, a green pigment necessary for photosynthesis.

Question 3:

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

Question 4:

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

Question 5:

Frequent wildfires are common in _________ , as this ecosystem contains highly inflammable plants. 

Question 6:

_________ is the largest terrestrial ecosystem on earth. It experiences short, and wet summers, while long, and cold winters.

Question 7:

______are the only insect in the world that make food that people can eat. Bees are crucial pollinators to our food chain. 

Question 8:

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

Question 9:

______________are referred to as "jewels of Earth" and the "world's largest pharmacy."

Question 10:

Animals usually fall into one of five different phylum, based on their features,  which are