Question 2:

The________ is the largest known mammal found in oceans.

Question 3:

Corals are tiny _______ called polyps.

Question 4:

The three types of coral reefs are fringing reefs, barrier reefs, and _________

Question 5:

________ around the globe can be classified into hot and dry, semiarid, coastal, and cold.

Question 6:

 Alpine ecosystems are found in the __________ areas across the globe

Question 7:

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

Question 8:

The ________ is the largest coral reef and is located in Australia.

Question 9:

________ are the only mammals that can fly

Question 10:

 ________ share similar features with the desert ecosystem.