Question 2:

The ________ is a fish that spends most of its time out of water and can “walk” on its fins

Question 3:

The ________ is the smallest living bird in the world, with a length of just 5 cm (2 in). They can fly backwards.

Question 4:

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

Question 5:

Plants contain__________, a green pigment necessary for photosynthesis.

Question 6:

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

Question 7:

_______ turn their heads almost 360 degrees, but they cannot move their eyes.

Question 8:

___________ is the largest cold desert in the world.

Question 9:

_________ is the coldest of all the ecosystems. It covers about one fifth of the land on earth.

Question 10:

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