ENVS 1126 LSUE MIDTERM EXAM Q’S
AND A’S
atom - Answer- What is the fundamental subunit of matter?
useful energy is lost when converting from one form of energy to another. - Answer-
The second law of thermodynamics states that
from as large a sample as possible. - Answer- Scientists usually experiment by
collecting data
atoms - Answer- "Matter" is made up of
pollution - Answer- An unfortunate consequence of energy conversion is
potential energy - Answer- Which of the following best matches the description?The
energy matter has because of its position
heat - Answer- When energy is converted from one form to another, the loss of
energy is usually in the form of
other scientists are able to repeat the experiment and obtain similar results. -
Answer- Reproducibility is an important part of the scientific method and means that
entropy - Answer- Energy that cannot be used to do useful work is referred to as
destroyed - Answer- Energy can be neither created or
nucleus - Answer- Which of the following best matches the description?Central
region of an atom.
combustion - Answer- Which of the following best matches the description?Burning
of fuel to obtain heat.
it is an acid - Answer- What does it mean when a solution has a low pH number?
Ion - Answer- Which of the following best matches the description?Molecule or atom
which has lost or gained an electron.
observation, formulate and test a hypothesis, compare results to others and publish.
- Answer- Some of the steps followed in the scientific method include
coevolution - Answer- Grazing animals and the grasses they eat have both evolved
in response to each other's influence. This process is known as
a parasite - Answer- Indian pipe, a flowering plant, lacks chlorophyll and is not able
to do photosynthesis. It obtains food as
, rivers - Answer- Which of the following ecosystems is a major carbon sink.
endoparasitism - Answer- Tapeworms living inside the intestines of their host are an
example of what type of relationship?
the climate of the community in which the species mentioned above inhabit -
Answer- Which of the following is an example of an abiotic factor?
evolution - Answer- The development of herbicide resistance in populations of weeds
over several generations is an example of
a common event today. - Answer- Extinction of organisms is
tropical forests - Answer- Which of the following habitats has rapid decomposition?
the Asian carp. - Answer- A new threat to the food chain in the Great Lakes is
which individuals within a species will reproduce and pass their genes to the next
generation. - Answer- Natural selection is the process that determines
biomass - Answer- Which of the following best matches the description?
Accumulation of organic material that consists of or are produced by living things.
decomposers - Answer- Ecologists have traditionally categorized the roles of
organisms in ecosystems into three broad categories that include
polyploidy - Answer- Among plants, a condition that results in an increase in the
number of sets of chromosomes, is called
nitrogen-fixing bacteria - Answer- Which of the following best matches the
description?Bacteria that convert atmospheric nitrogen gas into forms of nitrogen
that plants can use.
limiting factor - Answer- Which of the following best matches the description?An
environmental condition, the absence of which, prevents the success of an
organism.
must be mined - Answer- tar sands
uranium 235 - Answer- What radioactive isotope is generally used to fuel a controlled
nuclear chain reaction?
few nuclear power plants were being built in the world. - Answer- As of 2020
nuclear fission - Answer- Which of the following best matches the description?
Disintegration of an atom's nucleus with the release of energy.
rem - Answer- Which of the following best matches the description?Measure of the
biological damage to tissue caused by radiation.
AND A’S
atom - Answer- What is the fundamental subunit of matter?
useful energy is lost when converting from one form of energy to another. - Answer-
The second law of thermodynamics states that
from as large a sample as possible. - Answer- Scientists usually experiment by
collecting data
atoms - Answer- "Matter" is made up of
pollution - Answer- An unfortunate consequence of energy conversion is
potential energy - Answer- Which of the following best matches the description?The
energy matter has because of its position
heat - Answer- When energy is converted from one form to another, the loss of
energy is usually in the form of
other scientists are able to repeat the experiment and obtain similar results. -
Answer- Reproducibility is an important part of the scientific method and means that
entropy - Answer- Energy that cannot be used to do useful work is referred to as
destroyed - Answer- Energy can be neither created or
nucleus - Answer- Which of the following best matches the description?Central
region of an atom.
combustion - Answer- Which of the following best matches the description?Burning
of fuel to obtain heat.
it is an acid - Answer- What does it mean when a solution has a low pH number?
Ion - Answer- Which of the following best matches the description?Molecule or atom
which has lost or gained an electron.
observation, formulate and test a hypothesis, compare results to others and publish.
- Answer- Some of the steps followed in the scientific method include
coevolution - Answer- Grazing animals and the grasses they eat have both evolved
in response to each other's influence. This process is known as
a parasite - Answer- Indian pipe, a flowering plant, lacks chlorophyll and is not able
to do photosynthesis. It obtains food as
, rivers - Answer- Which of the following ecosystems is a major carbon sink.
endoparasitism - Answer- Tapeworms living inside the intestines of their host are an
example of what type of relationship?
the climate of the community in which the species mentioned above inhabit -
Answer- Which of the following is an example of an abiotic factor?
evolution - Answer- The development of herbicide resistance in populations of weeds
over several generations is an example of
a common event today. - Answer- Extinction of organisms is
tropical forests - Answer- Which of the following habitats has rapid decomposition?
the Asian carp. - Answer- A new threat to the food chain in the Great Lakes is
which individuals within a species will reproduce and pass their genes to the next
generation. - Answer- Natural selection is the process that determines
biomass - Answer- Which of the following best matches the description?
Accumulation of organic material that consists of or are produced by living things.
decomposers - Answer- Ecologists have traditionally categorized the roles of
organisms in ecosystems into three broad categories that include
polyploidy - Answer- Among plants, a condition that results in an increase in the
number of sets of chromosomes, is called
nitrogen-fixing bacteria - Answer- Which of the following best matches the
description?Bacteria that convert atmospheric nitrogen gas into forms of nitrogen
that plants can use.
limiting factor - Answer- Which of the following best matches the description?An
environmental condition, the absence of which, prevents the success of an
organism.
must be mined - Answer- tar sands
uranium 235 - Answer- What radioactive isotope is generally used to fuel a controlled
nuclear chain reaction?
few nuclear power plants were being built in the world. - Answer- As of 2020
nuclear fission - Answer- Which of the following best matches the description?
Disintegration of an atom's nucleus with the release of energy.
rem - Answer- Which of the following best matches the description?Measure of the
biological damage to tissue caused by radiation.
