Question 1

Which of the following reactions represents cellular respiration?

Accepted Answer

A) sugar + oxygen -water + carbon dioxide + energy 
B) nitrogen + oxygen + sugar -methane + carbon dioxide 
C) water + carbon dioxide -sugar + oxygen + water + energy 
D) water + carbon dioxide + energy -sugar + oxygen + water 
E) sugar + carbon dioxide + energy -water + oxygen 
A) sugar + oxygen -water + carbon dioxide + energy 
B) nitrogen + oxygen + sugar -methane + carbon dioxide 
C) water + carbon dioxide -sugar + oxygen + water + energy 
D) water + carbon dioxide + energy -sugar + oxygen + water 
E) sugar + carbon dioxide + energy -water + oxygen

Question 2

Undersea earthquakes and volcanic eruptions may produce ___________________

Accepted Answer

A) tsunamis 
B) lahars 
C) hurricanes 
D) pyroclastic flow 
E) mudslides 
A) tsunamis 
B) lahars 
C) hurricanes 
D) pyroclastic flow 
E) mudslides

Question 3

Consider the following processes: respiration,chemosynthesis,combustion of firewood,and photosynthesis.How many of these result in the release of oxygen into the atmosphere?

Accepted Answer

A) none 
B) 1 
C) 2 
D) 3 
E) all 4 
A) none 
B) 1 
C) 2 
D) 3 
E) all 4

Question 4

When you burn a log in your fireplace you are converting ___________________________

Accepted Answer

A) proteins to amino acids 
B) chemical to thermal energy 
C) thermal to electromagnetic energy 
D) electromagnetic to chemical 
E) chemical to nuclear energy 
A) proteins to amino acids 
B) chemical to thermal energy 
C) thermal to electromagnetic energy 
D) electromagnetic to chemical 
E) chemical to nuclear energy

Question 5

Which of the following statements about the rock cycle is TRUE?

Accepted Answer

A) Sedimentary rock forms metamorphic rock as it erodes. 
B) Weathering and erosion can cause all three rock types to become sediments. 
C) Sediments form igneous rock via lithification. 
D) The cooling of magma forms metamorphic rock. 
E) Sedimentary rock forms metamorphic and igneous rock via the process of lithification. 
A) Sedimentary rock forms metamorphic rock as it erodes. 
B) Weathering and erosion can cause all three rock types to become sediments. 
C) Sediments form igneous rock via lithification. 
D) The cooling of magma forms metamorphic rock. 
E) Sedimentary rock forms metamorphic and igneous rock via the process of lithification.

Question 6

Approximately 40 grams of the radioisotope iodine -131 were accidentally released into the atmosphere during the Fukushima nuclear accident.The half -life of iodine -131 is 8 days.How long would it take for there to be 10 grams of iodine -131 left in the environment?

Accepted Answer

A) 8 days 
B) 12 days 
C) 14 days 
D) 16 days 
E) 23.7 days 
A) 8 days 
B) 12 days 
C) 14 days 
D) 16 days 
E) 23.7 days

Question 7

At a of pH 5 has ____________ times _______________ hydrogen ions than solution of pH 7.

Accepted Answer

A)  20; more 
B)  100; more 
C)  20; fewer 
D)  100;fewer 
E)  Cannot be determined from the information given. 
A)  20; more 
B)  100; more 
C)  20; fewer 
D)  100;fewer 
E)  Cannot be determined from the information given.

Question 8

_________________ are composed of amino acids.

Accepted Answer

A) Bases 
B) Proteins 
C) Nucleic acids 
D) Lipids 
E) Carbohydrates 
A) Bases 
B) Proteins 
C) Nucleic acids 
D) Lipids 
E) Carbohydrates

Question 9

In what ways are macromolecules essential to life? Describe the structures of three macromolecules,and describe their major role(s)in organisms.

Accepted Answer

Macromolecules provide critical componen

Question 10

Which of the following describes mass wasting?

Accepted Answer

A) the destruction of sedimentary rock by earthquakes 
B) deterioration of an atom because of radioactivity 
C) blockage of sunlight by volcanic ash 
D) flood damage resulting from a tsunami 
E) downslope movement of soil and rock due to gravity 
A) the destruction of sedimentary rock by earthquakes 
B) deterioration of an atom because of radioactivity 
C) blockage of sunlight by volcanic ash 
D) flood damage resulting from a tsunami 
E) downslope movement of soil and rock due to gravity

Question 11

Plastics are _________________

Accepted Answer

A) unstable and break down easily 
B) moldable,petroleum -based hydrocarbons 
C) naturally occurring macromolecules 
D) synthetic proteins 
E) assembled by enzymes in cells 
A) unstable and break down easily 
B) moldable,petroleum -based hydrocarbons 
C) naturally occurring macromolecules 
D) synthetic proteins 
E) assembled by enzymes in cells

Question 12

________________________ rock has undergone heat or pressure,causing it to change form.

Accepted Answer

A) Metamorphic 
B) Sedimentary 
C) Igneous 
D) Deformative 
E) Conglomerate 
A) Metamorphic 
B) Sedimentary 
C) Igneous 
D) Deformative 
E) Conglomerate

Question 13

Geologists have divided the geologic time scale using evidence compiled using stratigraphy,which is the study of ________________________

Accepted Answer

A) tree rings 
B) layers of sedimentary rock 
C) plate tectonics 
D) ancient cave drawings 
E) layers of igneous rock 
A) tree rings 
B) layers of sedimentary rock 
C) plate tectonics 
D) ancient cave drawings 
E) layers of igneous rock

Question 14

What is the first law of thermodynamics,and what are its implications for natural resource management?

Accepted Answer

This law says that the total energy and

Question 15

What are the three distinct layers of the earth?

Accepted Answer

A) oceanic crust,continental crust,mantle 
B) mantle,magma,crust 
C) mantle,crust,lithosphere 
D) core,mantle,crust 
E) core,mantle,lithosphere 
A) oceanic crust,continental crust,mantle 
B) mantle,magma,crust 
C) mantle,crust,lithosphere 
D) core,mantle,crust 
E) core,mantle,lithosphere

Question 16

Briefly explain the concept of plate tectonics and why it is important for the study of geography.

Accepted Answer

Plate tectonics is "fueled" by heat from

Question 17

The force driving plate tectonics is ____________________

Accepted Answer

A) solar radiation 
B) nuclear reactions in magma 
C) freezing and thawing of water in the earth's crust 
D) heat in the inner layers of the earth 
E) gravity 
A) solar radiation 
B) nuclear reactions in magma 
C) freezing and thawing of water in the earth's crust 
D) heat in the inner layers of the earth 
E) gravity

Question 18

What is the type of rock formed when magma or lava cools?

Accepted Answer

A) geothermal 
B) igneous 
C) lithospheric 
D) metamorphic 
E) sedimentary 
A) geothermal 
B) igneous 
C) lithospheric 
D) metamorphic 
E) sedimentary

Exam 2: Earths Physical Systems

Which of the following reactions represents cellular respiration?

Undersea earthquakes and volcanic eruptions may produce ___________________

Consider the following processes: respiration,chemosynthesis,combustion of firewood,and photosynthesis.How many of these result in the release of oxygen into the atmosphere?

When you burn a log in your fireplace you are converting ___________________________

Which of the following statements about the rock cycle is TRUE?

Approximately 40 grams of the radioisotope iodine -131 were accidentally released into the atmosphere during the Fukushima nuclear accident.The half -life of iodine -131 is 8 days.How long would it take for there to be 10 grams of iodine -131 left in the environment?

At a of pH 5 has ____________ times _______________ hydrogen ions than solution of pH 7.

_________________ are composed of amino acids.

In what ways are macromolecules essential to life? Describe the structures of three macromolecules,and describe their major role(s)in organisms.

Which of the following describes mass wasting?

Plastics are _________________

________________________ rock has undergone heat or pressure,causing it to change form.

Geologists have divided the geologic time scale using evidence compiled using stratigraphy,which is the study of ________________________

What is the first law of thermodynamics,and what are its implications for natural resource management?

What are the three distinct layers of the earth?

Briefly explain the concept of plate tectonics and why it is important for the study of geography.

The force driving plate tectonics is ____________________

What is the type of rock formed when magma or lava cools?

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At a of pH 5 has times ___ hydrogen ions than solution of pH 7.