3093668
Beschreibung
Quiz von PEDRO ALVAREZ JIMENEZ, aktualisiert more than 1 year ago
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Erstellt von PEDRO ALVAREZ JIMENEZ
vor mehr als 9 Jahre
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Frage 1
Frage
In multicellular organisms, how can they get variation of DNA?
Antworten
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With a high rate of mutations
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With sexual reproduction
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Only with recombination
Frage 2
Frage
Why did the ozone layer allow life on land?
Antworten
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It protected from U.V radiation
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It protected from very high oxygen concentration
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It protected from high temperatures
Frage 3
Frage
List the 3 eras that make up the Phanerozoic Eon
Antworten
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Paleozoic, Mesozoic and Phanerozoic
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Paleozoic, Mesozoic and Cenoloic
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Paleozoic, Mesozoic and Cenozoic
Frage 4
Antworten
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A period of high rate of volcanic activity
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An great increasing of biodiversity
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The killing of the most of microorganisms
Frage 5
Frage
Where did the meteorite that wiped out dinosaurs fall?
Antworten
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In the Gobi desert
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In the middle of the Atlantic Ocean
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In the Yucatán Peninsula
Frage 6
Frage
Which one of this two appeared before, flowers or grass?
Antworten
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Flowers and then grass
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Grass and then flowers
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Both of them at the same time
Frage 7
Antworten
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20000 years ago
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200000 years ago
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2000000 years ago
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