本题目来源于试卷: SL/HL Topic A4.1 Evolution and speciation,类别为 IB生物学
[问答题]
5. The image is of a fossil of Magallena gryphoides from Crete, Greece from the Early
Tortonian Age approximately 9 million years bp (before present). This fossil organism is related to present day oysters (Ostreidia family).
The graph shows the relationship between the length and the width of the fossilised shell (courtesy Nikos Marangos).
[img]data/attachment/exam/2501/24/2501241156650644.jpg[/img] (a) The uncertainty of measurement is estimated at 0.01mm. Sugrnp3x(c b80ou,xo4 ( 4hwh pjmges t4* ie hj-b29seenl .:zvh)yst a measuring instrument essn yhz-t:lj*2b)v .ee i 94h
that could have been used to achieve this degree of accuracy
参考答案: Use calipers, laser measurement (not a a simple ruler)
本题详细解析:
暂无
|