| light moths | darker moths |
Moths set free | 201 | 601 |
Moths recaught | 34 ( 16%) | 206 ( 34%) |
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A.fridge | B.some food | C.a(chǎn) table | D.some salt |
A.More than three minutes. | B.Five minutes or so. |
C.Only one minute or two. | D.About ten minutes. |
A.Put the ice cube into the glass of water with the help of the string. |
B.Take out the ice cube in the glass of water with the help of the string. |
C.Take out the ice cube in the glass of water with your fingers. |
D.Put some salt on the ice cube and then put the string across it. |
A.Three. | B.Four. | C.Six. | D.Seven. |
A.physics | B.biology | C.chemistry | D.maths |
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A.cold | B.loud | C.cruel | D.ugly |
A.swam great distances to Antarctic | B.has always lived in the region |
C.gradually evolved from shrimps | D.has nothing in common with shrimps |
A.it marks NASA’S first Antarctic biological study |
B.it proves there is marine life in the Antarctic |
C.it could inspire further study of life in harsh environments |
D.it shows that Lyssianasid amphipod is closely related to shrimps |
A.Complex life usually lives on other forms of life. |
B.Scientists saw two creatures in the two – minute video. |
C.It is possible for creatures to live 180 meters below the ice though there is no light. |
D.Scientists captured the shrimp – like creature in a camera by drilling a hole through the ice. |
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