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WorksheetsLife in the extreme
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
According to the text, how can some animals live under extreme weather conditions: too hot or too cold?
a)
Because they have learned to adapt to the easy conditions
b)
Because they have learned to adapt to the difficult conditions
c)
Because they are smart animals
2.
The polar bear and the camel ...
a)
need special conditions to exist
b)
don't need any special conditions to exist
c)
can live in any kind of conditions
3.
Why does the text mention the "tardigrade"?
a)
Because it is the "water bear".
b)
Because it is very small.
c)
Because it has the capacity to handle very high temperatures.
d)
Because water and oxygen are important to them.
4.
The Dead Sea is...
a)
where some extremophiles live
b)
has very low levels of salt
c)
great to meditate
5.
"Extremophiles" are...
a)
bigger than the tardigrades
b)
microscopic organisms
c)
living in rocks only
6.
On page 79, the first paragraph says that Strain 121 has remarkable abilities to tolerate high temperatures. What is remarkable?
a)
unique
b)
common
c)
normal
7.
On the other hand, Methanogens thrive under 18 m of Antarctic ice with no light or oxygen. What is thrive?
a)
to have a bad time
b)
to do well
c)
to suffer
8.
Why are scientists so interested in these organisms?
a)
Because they help us understand our purpose
b)
Because they help us understand how life might exist on other planets
c)
Because they want to know why they exist
9.
Kevin Hard, an astrobiologist who works for NatGeo, says that the scientists want to know how a planet can be habitable. What does habitable mean?
a)
In good conditions to live there
b)
In bad conditions to live there
c)
It is a synonym of ability
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