WorksheetsWk#2-(R)-Comp.-Test: Life on Earth & Beyond
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
First and Last Name:
4 lines
2.
1. Chris McKay described the Antarctica's Dry Valleys as being like what?
a)
China
b)
Mars
c)
Pluto
d)
Canada
3.
2. Where did Chris and his team land when they arrived at The Dry Valleys?
a)
on a very high mountain, called Tall Mountain
b)
deep in the Atlantic Ocean
c)
on a giant sandstone, called Battleship Promontory
d)
on a sand dune at South Padre Island
4.
3. Why did Chris McKay want to study The Dry Valleys in the Antarctic? (What was he looking for?)
a)
gold
b)
dinosaur bones
c)
his family
d)
signs of life
5.
4. What kind of organisms (living things) did Chris find in the Dry Valleys?
a)
grass
b)
microbes
c)
caterpillars
d)
cockroaches
6.
5. How do these creatures survive the harsh cold conditions of the Dry Valleys?
a)
Tidbits of summer sunlight and a few drops of melted snow
b)
Big chunks of sunlight and lots of rain
c)
strong gusts of wind and sunlight
7.
6. In "Very Little Rain on the Plain," What is the name of the driest desert in the world?
a)
The Sahara Desert
b)
The Mojave Desert
c)
The Atacama Desert
d)
The Gobi Desert
8.
7. What are the two names of the robotic rovers that landed on Mars?
a)
ghost and chance
b)
Liberty and Freedom
c)
Strength and Adventure
d)
Spirit and Opportunity
9.
8. In "Looking for Life in the Atacama," What did Chris use to test the microbes in the air?
a)
helium balloon
b)
helicopter
c)
robot
d)
pigeons
10.
9. According Chris McKay, "Where there is no liquid water, there is no________________.
a)
ice
b)
life
c)
time
d)
air
11.
10 Scientists found proof that at one time Mars did have liquid water on its surface for _________ years.
a)
five thousand years
b)
one million years
c)
hundreds of millions of years
d)
hundreds of thousands of years
12.
11. Where does Chris think you could find evidence of life on Mars?
a)
in old dead trees
b)
in mountains
c)
in outerspace
d)
in a natural underground freezer
13.
12. In "Water, the Host with the Most," Water is the essential __________ in the chemistry of life on Earth.
a)
molecule
b)
idea
c)
germ
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