Which answer below is NOT part of the cell theory?

Cells are all complex, containing organelles

What are the 2 main processes driving the carbon cycle?

photosynthesis and cellular respiration

studbud

Semester 1 review, chem, biochemistry, ecology

82 termsStudBud Administration1,125 plays

This Quiz briefly covers the entire semester. There are about 5 questions per chapter. I gave you 2 minutes for each question in case you need to think or look up answers. The purpose is to review material. Use your notes if you need to.

Flashcards82 cardsFPractice quizPHost liveL

Questions 82

Answers

1
Using the scientific method, scientists develop a/an __________, or testable statement.
observation
experiment
question
hypothesis
2
Do animal cells have chloroplasts?
no
yes
3
The gradual regrowth of an area that occurs to form a new community or repair damage from a disturbance:
transpiration
succession
harvesting
biomimicry
4
Organisms that only consume producers:
parasites
carnivores
herbivores
autotrophs
5
Energy flows through ecosystems, so we always need a steady supply from:
the sun
wind power
herbivores
oceans
6
The role a species plays in its environment, like a predator limiting prey populations:
adaptive job
trophic role
niche
symbiotic assignment
7
All of the life on the surface of the planet; the land, water and atmosphere:
biosphere
population
community
ecosystem
8
When water freezes, it is less dense than the liquid phase, which is why ice ___________.
is hard
melts
floats
sinks
9
When niches overlap too much within a community, a possible result is:
camouflage
predation
homeostasis
competition
10
What particles do you find in the nucleus of an atom?
electrons and neutrons
only neutrons
neutrons and protons
protons and electrons
11
Ice floats because:
capillarity pushes ice up
water has high heat capacity
solid water is less dense
adhesion
12
The surrounding barrier of all cells that regulates materials and maintains homeostasis.
lysosome
cell wall
vacuole
cell membrane
13
The type of succession that will normally take longer; regrowth of a new community from scratch:
primary succession
trophic succession
secondary succession
tertiary succession
14
Water is a __________ molecule, having uneven charges, which is why it has many of its unique properties.
polar
subpolar
bipolar
nonpolar
15
The control center of cells, containing DNA:
mitochondria
nucleus
lysosomes
endoplasmic reticulum
16
Substances humans have been digging/drilling up and burning, causing global climate change:
pioneer species
ozone modifiers
carbon items
fossil fuels
17
When studying population growth, limiting factors restrain population size at a point called its:
ecologic drift
limited potential
carrying capacity
climax community
18
Positive particles in the nucleus of an atom:
bosons
neutrons
protons
electrons
19
Choose the density-independent limiting factor.
tornado
space
disease
food
20
Bacteria are an example of this category of cell:
prokaryotic
eukaryotic
21
The types of bonds that form between atoms when they transfer electrons, becoming charged:
hydrogen
ionic
polar
covalent
22
Do eukaryotic cells have organelles?
yes
no
23
All of the information you gather during an experiment:
variables
prediction
data
hypothesis
24
All living things are composed of __________ :
viruses
cells
cellulose
blood
25
The removal of massive amounts of trees, causing habitat loss is:
hunting
deforestation
fracking
invasiveness
26
Do plant cells have mitochondria?
no
yes
27
A chart showing all of the feeding relationships within an ecosystem:
biogeochemical cycle
food chain
survivorship curves
food web
28
A very cold biome, with no trees, permafrost, and little precipitation:
taiga
tundra
temperate deciduous forest
desert
29
Choose which answer is NOT a property of water:
nonpolar
high surface tension
capillary action
cohesion
30
All living things have the ability to change over time, as a species, called:
evolution
acclimating
trophicism
metamorphosis
31
Which answer below is NOT part of the cell theory?
Cells are the basic building block of life,
All living things are composed of cells.
Cells come from preexisting cells
Cells are all complex, containing organelles
32
An organelle that is unique to animal cells:
vacuoles
golgi apparatus
cell membrane
centrioles
33
All living things contain:
trophic mass
genetic material
food
chloroplasts
34
A substance has a pH of 5. It is a/an:
acid
base
35
The main gases responsible for the greenhouse effect:
carbon dioxide and water vapor
ozone and CFC's
ammonia and hydrogen
oxygen and nitrogen
36
Experiments are run by testing individuals or groups called:
experimental groups
controls
dependent data
independents
37
An idea that has been tested and proven many times that explains how something happens:
justification
conclusion
law
theory
38
Biology is the study of:
life
rocks
volcanoes
hair
39
When a harmless species resembles a harmful species for protection:
warning coloration
mimicry
camouflage
predation
40
The logistic model of population growth reaches carrying capacity because of:
limiting factors
competitive exclusion
symbiotic theory
resource partitioning
41
When plotting information on a graph, the independent variable goes on the:
key
title
y-axis
x-axis
42
What are the 2 main processes driving the carbon cycle?
evaporation and transpiration
combustion and runoff
photosynthesis and cellular respiration
decomposition and precipitation
43
Do animal cells have a cell wall?
yes
no
44
A distinct area of land, characterized by temperature, precipitation and plant life:
state
biome
community
habitat
45
When you mix a solute and a solvent, you create a:
atom
molecule
element
solution
46
Experiments need a _______ _______ as a basis of comparison at the end of the experiment.
dependent group
control group
experimental group
independent group
47
Negative, high-energy particles, found in energy levels around the nucleus:
electrons
bosons
neutrons
protons
48
A sodium atom has 1 electron in its outer energy level. What does it do to form a bond?
covalently bond and share 2 electrons
bonds with water to become polar
get rid of 1 electron
gain 7 electrons
49
The smallest building blocks of matter, all represented on the periodic table:
atoms
organs
tissues
cells
50
We know energy changes form and is lost as ________, which is why only 10% is transferred through food webs.
water
decay
light
heat
51
Organisms that are essential to ecosystems, returning nutrients to the soil and air that would be "lost" in waste:
decomposers
producers
herbivores
omnivores
52
The biome where we live:
tropical rainforest
temperate deciduous forest
desert
savannas
53
A group of individuals of the same species living in an area:
biosphere
community
population
ecosystem
54
All of the living and noliving things in an area and their interactions:
community
individual
population
ecosystem
55
A way organisms avoid predation by blending in with the environment:
mimicry
secondary compounds
camouflage
competition
56
A scientist saw that fruit flies were swarming near vinegar. This was a/an:
hypothesis
observation
conclusion
theory
57
Bonds between atoms where electrons are shared:
hydrogen
sticky
ionic
covalent
58
All living things maintain stable internal conditions, called:
homeostasis
respiration
development
metabolism
59
Once laws and theories have been proven, they can never be changed.
true
false
60
Atoms that have gained or lost electrons are called:
molecules
ions
cells
protons
61
Proteins are created in this organelle:
mitochondria
ribosomes
lysosomes
golgi apparatus
62
The measure of an acid or base is determined using what scale and range?
pH, 0-14
biometric, 0-20
alkaline, 0-16
catalystic, 0-10
63
This biome is far north, cold, with coniferous trees and low precipitation:
savanna
taiga
tundra
temperate deciduous forest
64
All organisms work to maintain stable internal conditions, which is called:
homeostasis
adapting
reproduction
community
65
Carrying capacity is seen when populations are affected by:
camouflage
limiting factors
pioneer species
trophic levels
66
Organisms that are made of only one cell are:
fungi
unicellular
plants
multicellular
67
All energy on Earth comes from the:
carbon cycle
sun
ozone layer
moon
68
Do prokaryotic cells have ribosomes?
no
yes
69
The organelle cells use for energy, making ATP:
ribosomes
mitochondria
chloroplasts
endoplasmic reticulum
70
A researcher studying caterpillars separated 5 into jars with different temperatures to see growth. This was a/an:
conclusion
analysis
experiment
observation
71
This layer of the atmosphere is being thinned by CFC's and other harmful pollutants:
nitrogen layer
ozone layer
carbon layer
greenhouse layer
72
This species is critical to the survival of many species in an ecosystem as an essential predator/prey item.
herbivores
keystone species
producers
secondary consumers
73
The loss of water from plants, releasing it into the atmosphere:
transpiration
evaporation
sublimation
condensation
74
The biome with the most life, a canopy of trees, warm temperatures and lots of rain:
tropical rainforest
temperate deciduous forest
savannas
taiga
75
What type of relationship benefits both species involved and is the most common form of symbiosis?
predation
commensalism
parasitism
mutualism
76
Atoms want to be stable by having full energy levels. They do this by forming:
bonds
relationships
elements
mixtures
77
In chemical reactions, reactants are on the left side and _________ are on the right side.
products
catalysts
bases
enzymes
78
CFC's cause damage to the ozone layer, which causes:
carbon dioxide to accumulate
producers to release oxygen
more UV light to penetrate
the earth to heat up
79
This ecological model shows unlimited, fast population growth:
logistic model
carrying capacity model
exponential model
survivorship model
80
While running her experiment on gibbons, she counted how many times they jumped. This data was:
useless
quantitative
qualitative
independent
81
All living things have the ability to _______________, creating new organisms of a species.
grow
think
reproduce
metabolize
82
Which type of cell lacks a nucleus and other organelles?
prokaytoic
eukaryotic

Semester 1 review, chem, biochemistry, ecology Flashcards | StudBud

Semester 1 review, chem, biochemistry, ecology

82 termsStudBud Administration1,125 plays

Flashcards82 cardsFPractice quizPHost liveL

Questions 82

Answers

1
Using the scientific method, scientists develop a/an __________, or testable statement.
observation
experiment
question
hypothesis
2
Do animal cells have chloroplasts?
no
yes
3
The gradual regrowth of an area that occurs to form a new community or repair damage from a disturbance:
transpiration
succession
harvesting
biomimicry
4
Organisms that only consume producers:
parasites
carnivores
herbivores
autotrophs
5
Energy flows through ecosystems, so we always need a steady supply from:
the sun
wind power
herbivores
oceans
6
The role a species plays in its environment, like a predator limiting prey populations:
adaptive job
trophic role
niche
symbiotic assignment
7
All of the life on the surface of the planet; the land, water and atmosphere:
biosphere
population
community
ecosystem
8
When water freezes, it is less dense than the liquid phase, which is why ice ___________.
is hard
melts
floats
sinks
9
When niches overlap too much within a community, a possible result is:
camouflage
predation
homeostasis
competition
10
What particles do you find in the nucleus of an atom?
electrons and neutrons
only neutrons
neutrons and protons
protons and electrons
11
Ice floats because:
capillarity pushes ice up
water has high heat capacity
solid water is less dense
adhesion
12
The surrounding barrier of all cells that regulates materials and maintains homeostasis.
lysosome
cell wall
vacuole
cell membrane
13
The type of succession that will normally take longer; regrowth of a new community from scratch:
primary succession
trophic succession
secondary succession
tertiary succession
14
Water is a __________ molecule, having uneven charges, which is why it has many of its unique properties.
polar
subpolar
bipolar
nonpolar
15
The control center of cells, containing DNA:
mitochondria
nucleus
lysosomes
endoplasmic reticulum
16
Substances humans have been digging/drilling up and burning, causing global climate change:
pioneer species
ozone modifiers
carbon items
fossil fuels
17
When studying population growth, limiting factors restrain population size at a point called its:
ecologic drift
limited potential
carrying capacity
climax community
18
Positive particles in the nucleus of an atom:
bosons
neutrons
protons
electrons
19
Choose the density-independent limiting factor.
tornado
space
disease
food
20
Bacteria are an example of this category of cell:
prokaryotic
eukaryotic
21
The types of bonds that form between atoms when they transfer electrons, becoming charged:
hydrogen
ionic
polar
covalent
22
Do eukaryotic cells have organelles?
yes
no
23
All of the information you gather during an experiment:
variables
prediction
data
hypothesis
24
All living things are composed of __________ :
viruses
cells
cellulose
blood
25
The removal of massive amounts of trees, causing habitat loss is:
hunting
deforestation
fracking
invasiveness
26
Do plant cells have mitochondria?
no
yes
27
A chart showing all of the feeding relationships within an ecosystem:
biogeochemical cycle
food chain
survivorship curves
food web
28
A very cold biome, with no trees, permafrost, and little precipitation:
taiga
tundra
temperate deciduous forest
desert
29
Choose which answer is NOT a property of water:
nonpolar
high surface tension
capillary action
cohesion
30
All living things have the ability to change over time, as a species, called:
evolution
acclimating
trophicism
metamorphosis
31
Which answer below is NOT part of the cell theory?
Cells are the basic building block of life,
All living things are composed of cells.
Cells come from preexisting cells
Cells are all complex, containing organelles
32
An organelle that is unique to animal cells:
vacuoles
golgi apparatus
cell membrane
centrioles
33
All living things contain:
trophic mass
genetic material
food
chloroplasts
34
A substance has a pH of 5. It is a/an:
acid
base
35
The main gases responsible for the greenhouse effect:
carbon dioxide and water vapor
ozone and CFC's
ammonia and hydrogen
oxygen and nitrogen
36
Experiments are run by testing individuals or groups called:
experimental groups
controls
dependent data
independents
37
An idea that has been tested and proven many times that explains how something happens:
justification
conclusion
law
theory
38
Biology is the study of:
life
rocks
volcanoes
hair
39
When a harmless species resembles a harmful species for protection:
warning coloration
mimicry
camouflage
predation
40
The logistic model of population growth reaches carrying capacity because of:
limiting factors
competitive exclusion
symbiotic theory
resource partitioning
41
When plotting information on a graph, the independent variable goes on the:
key
title
y-axis
x-axis
42
What are the 2 main processes driving the carbon cycle?
evaporation and transpiration
combustion and runoff
photosynthesis and cellular respiration
decomposition and precipitation
43
Do animal cells have a cell wall?
yes
no
44
A distinct area of land, characterized by temperature, precipitation and plant life:
state
biome
community
habitat
45
When you mix a solute and a solvent, you create a:
atom
molecule
element
solution
46
Experiments need a _______ _______ as a basis of comparison at the end of the experiment.
dependent group
control group
experimental group
independent group
47
Negative, high-energy particles, found in energy levels around the nucleus:
electrons
bosons
neutrons
protons
48
A sodium atom has 1 electron in its outer energy level. What does it do to form a bond?
covalently bond and share 2 electrons
bonds with water to become polar
get rid of 1 electron
gain 7 electrons
49
The smallest building blocks of matter, all represented on the periodic table:
atoms
organs
tissues
cells
50
We know energy changes form and is lost as ________, which is why only 10% is transferred through food webs.
water
decay
light
heat
51
Organisms that are essential to ecosystems, returning nutrients to the soil and air that would be "lost" in waste:
decomposers
producers
herbivores
omnivores
52
The biome where we live:
tropical rainforest
temperate deciduous forest
desert
savannas
53
A group of individuals of the same species living in an area:
biosphere
community
population
ecosystem
54
All of the living and noliving things in an area and their interactions:
community
individual
population
ecosystem
55
A way organisms avoid predation by blending in with the environment:
mimicry
secondary compounds
camouflage
competition
56
A scientist saw that fruit flies were swarming near vinegar. This was a/an:
hypothesis
observation
conclusion
theory
57
Bonds between atoms where electrons are shared:
hydrogen
sticky
ionic
covalent
58
All living things maintain stable internal conditions, called:
homeostasis
respiration
development
metabolism
59
Once laws and theories have been proven, they can never be changed.
true
false
60
Atoms that have gained or lost electrons are called:
molecules
ions
cells
protons
61
Proteins are created in this organelle:
mitochondria
ribosomes
lysosomes
golgi apparatus
62
The measure of an acid or base is determined using what scale and range?
pH, 0-14
biometric, 0-20
alkaline, 0-16
catalystic, 0-10
63
This biome is far north, cold, with coniferous trees and low precipitation:
savanna
taiga
tundra
temperate deciduous forest
64
All organisms work to maintain stable internal conditions, which is called:
homeostasis
adapting
reproduction
community
65
Carrying capacity is seen when populations are affected by:
camouflage
limiting factors
pioneer species
trophic levels
66
Organisms that are made of only one cell are:
fungi
unicellular
plants
multicellular
67
All energy on Earth comes from the:
carbon cycle
sun
ozone layer
moon
68
Do prokaryotic cells have ribosomes?
no
yes
69
The organelle cells use for energy, making ATP:
ribosomes
mitochondria
chloroplasts
endoplasmic reticulum
70
A researcher studying caterpillars separated 5 into jars with different temperatures to see growth. This was a/an:
conclusion
analysis
experiment
observation
71
This layer of the atmosphere is being thinned by CFC's and other harmful pollutants:
nitrogen layer
ozone layer
carbon layer
greenhouse layer
72
This species is critical to the survival of many species in an ecosystem as an essential predator/prey item.
herbivores
keystone species
producers
secondary consumers
73
The loss of water from plants, releasing it into the atmosphere:
transpiration
evaporation
sublimation
condensation
74
The biome with the most life, a canopy of trees, warm temperatures and lots of rain:
tropical rainforest
temperate deciduous forest
savannas
taiga
75
What type of relationship benefits both species involved and is the most common form of symbiosis?
predation
commensalism
parasitism
mutualism
76
Atoms want to be stable by having full energy levels. They do this by forming:
bonds
relationships
elements
mixtures
77
In chemical reactions, reactants are on the left side and _________ are on the right side.
products
catalysts
bases
enzymes
78
CFC's cause damage to the ozone layer, which causes:
carbon dioxide to accumulate
producers to release oxygen
more UV light to penetrate
the earth to heat up
79
This ecological model shows unlimited, fast population growth:
logistic model
carrying capacity model
exponential model
survivorship model
80
While running her experiment on gibbons, she counted how many times they jumped. This data was:
useless
quantitative
qualitative
independent
81
All living things have the ability to _______________, creating new organisms of a species.
grow
think
reproduce
metabolize
82
Which type of cell lacks a nucleus and other organelles?
prokaytoic
eukaryotic