Which important event in Earth’s history occurred during the Jurassic period?

Characteristics of substance farming include all of the following except

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.

Which region was the hearth for the largest number of agricultural animals such as pigs sheep and cows