Science Quiz / WJEC A2 Geology Quiz

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QUIZ: Can you answer these A2 geology questions?

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 Once molten glass droplets are also known as?
 The removal of material through weathering AND erosion is known as?
 What magma is generated at convergent oceanic oceanic or oceanic continental plate margins?
 What causes the magma in the magma chamber to rise?
 Epifaunal refers to a Brachiopod being?
 Sediment with small, well rounded and well sorted grains are referred to as?
 What type of metamorphism has high temperature and high pressure?
 Snowball earth is when what?
 What does Precession do?
 Why is the fossil record biased?
 Typical minerals in a Basic rock e.g Gabbro;
 What term refers to vertical displacement of a fault?
 Stress is defined as what?
 What does the presence of water do to magma?
 A fine grained sediment e.g. mudstone is called what?
 What evidence can be used to determine if a bed has been overturned?
 What time periods were Ammonites around in?
 An environment of deposition characterised by the sediment deposited and fossils present is referred to as?
 An anticline is when the oldest rocks are where?
 Rocks often have less of what mineral after transportation?
 A sedimentary rock with 25% feldspar is an?
 I am a microscopic animal and composed of CaCO3, what am I?
 What is Eccentricity?
 When does deposition occur?
 Typical minerals in a Ultrabasic rock e.g. Peridotite;
 True dip is the what?
 What type of physical weathering occurs in high mountain regions?
 What rock forms in the Bouma Cycle?
 During glaciation, which oxygen isotope is locked in ice?
 Precession occurs every how many years?
 Typical minerals in a Intermediate rock e.g Diorite;
 What magma is generated at convergent continental continental plate margins?
 What term refers to horizontal displacement of a fault?
 % of Silica in Ultrabasic rocks;
 What caused changes in atmospheric composition e.g. CO2?
 Name the 4 controls on weathering.
 How is andesitic magma produced?
 What time periods were Goniatites around in?
 Metamorphism occurs between what temperature? (degrees)
 Why is Foraminifera used in the oil industry?
 Vagrant refers to an animal that?
 A sedimentary rock with 75% quartz is a?
 Infaunal refers to a Brachiopod doing what?
 What type of metamorphism has high temperature but low pressure?
 What type of physical weathering occurs in areas over 30 degrees?
 I am a microscopic plant and composed of CaCO3, what am I?
 Rocks often have more of what mineral after transportation?
 Ash/volcanic deposits or wind blown particles are know as?
 What does Obliquity do?
 A sedimentary rock with 75% mud is a?
 Necktonic refers to an animal that?
 Name 3 pieces of evidence for the K-T extinction.
 What type of metamorphism has low temperature but high pressure?
 Strain is defined as what?
 What is influencing past and present global climate?
 Benthic refers to an animal that?
 A coarse grained >2mm sediment e.g. Conglomerate is also known as?
 Metasomatism often affects which rock?
 What term refers to a slow genetic change?
 A syncline is when the youngest rocks are where?
 The area between 2 isograds is called a?
 What was the Cambrian explosion?
 Sediment with large, angular and poorly sorted grains are referred to as?
 Where are island arcs formed?
 What magma is generated at divergent plate margins?
 How is basaltic magma produced?
 Deposits from glacial lakes with light and dark bands are known as?
 What is precession?
 On a normal fault, where is Pmax?
 Metamorphism occurs above what amount of pressure?
 % of Silica in Silicic rocks;
 Bowen's continuous reaction series applies to?
 % of Silica in Intermediate rocks;
 Iron rich soils are commonly known as what?
 A sedimentary rock with 15% mud is a?
 What does Eccentricity do?
 What term refers to long periods of statis followed by a rapid change?
 Crystals are usually denser than the liquid they are suspended in, so will settle out.. this is called?
 Obliquity occurs every how many years?
 What is obliquity?
 Eccentricity occurs every how many years?
 The process by which the magma evolves into different compositions is called?
 A plane of constant metamorphic grade which separates metamorphic zones of different index minerals in known as an?
 Typical minerals in a Silicic rock e.g. Granite;
 Name 3 causes of the K-T extinction.
 Which fossils provide evidence for different climatic zones?
 Which oxygen isotope evaporates in warm climates?
 On a normal fault, where is Pmin?
 Which oxygen isotope is locked in marine shells during glaciation?
 % of Silica in Basic rocks;
 A medium grained >1mm sediment e.g. Sandstone is also known as what?
 I am a microscopic plant composed of organic material, what am I?
 What type of Granite forms when it rises up and intrudes into the country rock?
 The reaction between volitiles and the country rock in the aureole is known as?
 In a recumbent fold, the axis is what?
 What term describes the relative temperature and pressure conditions under which metamorphic rocks form?
 On a reverse fault, where is Pmax?
 During glaciation, the oxygen in the sea water has relatively more of which isotope?
 What evidence is there for snowball earth?
 What sedimentary structures are formed in the Bouma Cycle?
 A rock made up of only Augite and Olivine is called?
 The process which carries sand mostly in suspension is called..?
 Why is the fossil record incomplete?
 What type of Granite forms during mountain building phases 'in situ'?
 Beds at the bottom of a series are older than the beds at the top. This is known as the Law of ....?
 How is granitic magma produced?
 When equilibrium is not maintained, what feature forms?
 On a reverse fault, where is Pmin?
 What time periods were Ceratites around in?

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