Use the data you've recorded from the previous activity to arrange the rock layers from oldest to youngest on the geologic time scale. Determine the identity of the unknown fossil by using the Fossils chart.
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TOOLS
Paleozoic Era
417
359
490
299
250
years ago
B
Limestone with
Unknown foss
Silurian
Carboniferous
Permian
Cambris
Ordovician
Devonian
Sandstone with
ob
Shale with
ammonite
Check

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.