Question 1 - 3
Choose appropriate options A, B, C.
1.
’Extremophiles' are life forms that can live in
isolated areas.
hostile conditions.
new habitats.
2.
The researchers think that some of the organisms they found in Antarctica are
new species.
ancient colonies.
types of insects.
3.
The researchers were the first people to find life forms in Antarctica
in the soil.
under the rock surface.
on the rocks.
Question 4 - 10
Write ONE WORD for each answer.
How the extremophiles survive
Access to the sun's heat can create a 4.34 ___________ for some organisms.
The deeper the soil, the higher the 5.35 ___________ of salt.
Salt can protect organisms against the effects of 6.36 ___________ even at very low temperatures.
All living things must have access to 7.37 ___________ water.
Salt plays a part in the process of 8.38 ___________ which prevents freezing.
The environment of 9.39 ___________ is similar to the dry valleys of Antarctica.
This research may provide evidence of the existence of extraterrestrial life forms and their possible 10.40 ___________ on other planets.
. . .
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