TEST: Unit 2_Energy, Matter and Life

Last updated almost 3 years ago

23 questions

Energy for Life

1

4

3

1

Photosynthesis

4

1

Cellular Respiration

1

Nutrient Cycles

1

2

1

Mechanical and Chemical Weathering

1

Erosion and Deposition

1

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TEST: Unit 2_Energy, Matter and Life

Last updated almost 3 years ago

23 questions

Energy for Life

1

_______ is the ability to do work or cause change.

4

__________energy is often referred to as energy of motion. __________, or stored energy, is based on position. __________measures the kinetic energy of atoms and molecules in matter.__________energy is the used to bond ions and atoms together.

3

1

An __________reaction is a chemical reaction that is not spontaneous and requires the input of energy. An __________reaction is a chemical reaction that is spontaneous and releases energy.

1

Photosynthesis

4

1

Plants and other photosynthesizing organisms contain_______  which is a green pigment molecule that absorbs the energy contained in light.

Cellular Respiration

1

Nutrient Cycles

1

2

The water cycle includes three major processes. __________is the process of water falling from the atmosphere toward Earth's surface i.e. rain. __________is the process of water transforming from a liquid to a gas called water vapor. __________is the process of water cooling and changing into a liquid.

1

Mechanical and Chemical Weathering

1

Erosion and Deposition

1

_______ is the ability to do work or cause change.

__________energy is often referred to as energy of motion. __________, or stored energy, is based on position. __________measures the kinetic energy of atoms and molecules in matter.__________energy is the used to bond ions and atoms together.

Which of the following are included in the laws of thermodynamics?

absolute zero (0K or -273 degrees Celsius) is the point where all thermal motion is removed from molecules (stops)

For every action, there is an equal and opposite reaction

An object at rest tends to stay at rest and an object in motion tends to stay in motion

Energy can be transferred from one system to another, or transformed from one form to another.

thermal energy cannot be transferred from a colder body to a hotter body

An __________reaction is a chemical reaction that is not spontaneous and requires the input of energy. An __________reaction is a chemical reaction that is spontaneous and releases energy.

Which of the following will be reduced in this reaction?

Cu2+

Fe

Cu

Fe2+

Requires carbon dioxide as a reactant
Requires oxygen as a reactant
Requires carbohydrates as a reactant
Produces carbohydrates as an end product
Produces carbon dioxide as an end product
Uses energy
Releases energy
Produces oxygen as an end product

Photosynthesis
Cellular Respiration

In the first stage of photosynthesis, _______________ molecules accumulate to form a gradient in the thylakoid.

oxygen

carbon

nitrogen

hydrogen

Plants and other photosynthesizing organisms contain_______  which is a green pigment molecule that absorbs the energy contained in light.

Cellular respiration has three main stages: place the following into the correct order.

glycolysis
Krebs Cycle
electron transport chain

During the electron transport chain (cellular respiration), what form of energy is produced in the largest quantity?

FADH2

GTP

ATP

NADH

2 molecules of pyruvate are produced in which stage of cellular respiration?

citric acid cycle

electron transport chain

glycolysis

Which of the following processes does not contribute to carbon cycling?

combustion

respiration

photosynthesis

condensation

The pie chart shows the gases that make up Earth's atmosphere. Which gas is represented by the section labeled 78.09%?

oxygen

nitrogen

argon

carbon dioxide

Which of the following is true of the phosphorus cycle but NOT the water cycle?

It involves multiple processes.

It is not a major contributor to living things.

It does not include a gaseous form.

It involves the ocean.

The water cycle includes three major processes. __________is the process of water falling from the atmosphere toward Earth's surface i.e. rain. __________is the process of water transforming from a liquid to a gas called water vapor. __________is the process of water cooling and changing into a liquid.

Phosphorous is an important component in which of the following?

neither A nor B

DNA

ATP

both A and B

Nitrogen is a primary elemental component of which of the following?

sugars and DNA

fats and amino acids

DNA and amino acids

sugars and amino acids

Which is an example of chemical weathering?

Water that has become ionized reacts with silicate minerals in a rock, producing new minerals.

Tree roots extending into cracks in a rock thicken as they grow, splitting the rock into fragments

all of the above

Glaciers scrape away bits of rock as they advance across Earth's surface.

Mechanical weathering is

the radioactive breakdown of rock

all of the above

the chemical breakdown of rock

the physical breakdown of rock

What is weathering?

the process by which sediment is compacted into rock

the process by which rocks are broken down into sediment

the process by which sediment is transported from one place to another

the process by which sediment is deposited and built up into landforms

What is deposition?

the physical breakdown of rock by natural forces, including the actions of organisms

the removal of rock or soil by the action of gravity, water, ice, or wind

the accumulation of sediment in a low-lying area due to the action of gravity, water, ice, wind, or organisms

the decomposition of rock by natural forces, which change the rock's chemical composition

What is erosion?

the removal of rock or soil by the action of gravity, water, ice, or wind

the accumulation of sediment in a low-lying area due to the action of gravity, water, ice, wind, or organisms

the physical breakdown of rock by natural forces, including the actions of organisms

the decomposition of rock by natural forces, which change the rock's chemical composition

Which answer choice correctly lists sediment by increasing grain size?

gravel, boulder, silt, sand, clay

clay, sand, silt, boulder, gravel

boulder, gravel, sand, silt, clay

clay, silt, sand, gravel, boulder

Which of the following are included in the laws of thermodynamics?

absolute zero (0K or -273 degrees Celsius) is the point where all thermal motion is removed from molecules (stops)

For every action, there is an equal and opposite reaction

An object at rest tends to stay at rest and an object in motion tends to stay in motion

Energy can be transferred from one system to another, or transformed from one form to another.

thermal energy cannot be transferred from a colder body to a hotter body

Which of the following will be reduced in this reaction?

Cu2+

Fe

Cu

Fe2+

Requires carbon dioxide as a reactant

Requires oxygen as a reactant

Requires carbohydrates as a reactant

Produces carbohydrates as an end product

Produces carbon dioxide as an end product

Uses energy

Releases energy

Produces oxygen as an end product

Photosynthesis

Cellular Respiration

In the first stage of photosynthesis, _______________ molecules accumulate to form a gradient in the thylakoid.

oxygen

carbon

nitrogen

hydrogen

Cellular respiration has three main stages: place the following into the correct order.

glycolysis

Krebs Cycle

electron transport chain

During the electron transport chain (cellular respiration), what form of energy is produced in the largest quantity?

FADH2

GTP

ATP

NADH

2 molecules of pyruvate are produced in which stage of cellular respiration?

citric acid cycle

electron transport chain

glycolysis

Which of the following processes does not contribute to carbon cycling?

combustion

respiration

photosynthesis

condensation

The pie chart shows the gases that make up Earth's atmosphere. Which gas is represented by the section labeled 78.09%?

oxygen

nitrogen

argon

carbon dioxide

Which of the following is true of the phosphorus cycle but NOT the water cycle?

It involves multiple processes.

It is not a major contributor to living things.

It does not include a gaseous form.

It involves the ocean.

Phosphorous is an important component in which of the following?

neither A nor B

DNA

ATP

both A and B

Nitrogen is a primary elemental component of which of the following?

sugars and DNA

fats and amino acids

DNA and amino acids

sugars and amino acids

Which is an example of chemical weathering?

Water that has become ionized reacts with silicate minerals in a rock, producing new minerals.

Tree roots extending into cracks in a rock thicken as they grow, splitting the rock into fragments

all of the above

Glaciers scrape away bits of rock as they advance across Earth's surface.

Mechanical weathering is

the radioactive breakdown of rock

all of the above

the chemical breakdown of rock

the physical breakdown of rock

What is weathering?

the process by which sediment is compacted into rock

the process by which rocks are broken down into sediment

the process by which sediment is transported from one place to another

the process by which sediment is deposited and built up into landforms

What is deposition?

the physical breakdown of rock by natural forces, including the actions of organisms

the removal of rock or soil by the action of gravity, water, ice, or wind

the accumulation of sediment in a low-lying area due to the action of gravity, water, ice, wind, or organisms

the decomposition of rock by natural forces, which change the rock's chemical composition

What is erosion?

the removal of rock or soil by the action of gravity, water, ice, or wind

the accumulation of sediment in a low-lying area due to the action of gravity, water, ice, wind, or organisms

the physical breakdown of rock by natural forces, including the actions of organisms

the decomposition of rock by natural forces, which change the rock's chemical composition

Which answer choice correctly lists sediment by increasing grain size?

gravel, boulder, silt, sand, clay

clay, sand, silt, boulder, gravel

boulder, gravel, sand, silt, clay

clay, silt, sand, gravel, boulder