1) the process that turns loose sediments into rocks is called a) lithification b) evaporation c) cementation d) lithfication 2) when magma cools at intermediate depth and forms minor rocks like sills and dykes it is called a) basic igneous rock b) acid igneous rock c) Intrusive igneous rock d) Hypobyssal rock 3) it is commonly used as a building material a) volcanic rock b) acid igneous rocks c) basic igneous rocks 4) sometimes magma flows between layers of rock horizontally . it then hardens there . this layer of intrusive rock is called a) batholiths b) laccoliths c) sills d) dykes 5) identify the diagram a) acid igneous rocks b) basic igneous rocks c) intrusive igneous rocks 6) occurs when the transformation of the original rock takes place due to the influence of high temperature   a) dynamic metamorphism b) regional metamorphism c) thermal metamorphism 7) formed by the glacial deposits in the form of debris or tills. a) marine rocks b) glacial rocks c) aeolian rocks d) lacustrine rocks 8) A ____________ has no definite chemical composition a) minerals b) sedimentary rock c) rock 9) they are hard and compact a) metamorphic rock b) igneous rock c) laccoliths d) sedimentary rock 10) the chemical composition of these rocks varies from alumino silicate minerals like quartz and feldspar to granite and rhyolite collectively known as a) sialic rocks b) primary rocks

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