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Biology Semester 1 Final Flashcards | StudBud
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Biology Semester 1 Final
Biology Semester 1 Final
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1
17,000 mg to hg
0.17
.0017
0.017
1.7
2
Which macromolecule is responsible for containing the genetic code of an organism?
Nucleic acid
Protein
Lipid
Carbohydrate
3
The amount of variation in the DNA of a species is
Genetic diversity
Species diversity
Population diversity
Ecosystem diversity
4
The substance that does the dissolving in a solution is the...
solvent
solute
5
The secondary consumer in the food chain is the
grasshopper
gecko
owl
grass
6
Which organelle is labeled the number 13?
Lysosome
Mitochondria
Centriole
Vacuole
7
Water and tea are mixed together. What is the solvent and what is the solute?
Solvent=lemon juice; solute=tea cup
Solvent=water; solute=tea leaves
Solvent=tea cup; solute=tea leaves
Solvent=Tea leave; Solute=water
8
The type of bond that results from the sharing of electrons
Van der waals attraction
ionic bond
hydrogen bond
covalent bond
9
The type of dispersion in which individuals are evenly spread out over a wide range.
Uniform
Random
Clumped
10
The distance from Boston to New York is approximately 350 _______.
kilometers
centimeters
meters
millimeters
11
The carrying capacity of the population is...
5 million
3 million
4 million
6 million
12
The property of water that allows it to stick to other water molecules
capillary action
cohesion
adhesion
surface tension
13
What is one way that nitrogen enters the atmosphere?
Nitrification
Nitrogen fixation
Ammonification
Denitrifying bacteria
14
The type of bond that results from the transfer of electrons from a metal to a nonmetal
hydrogen bond
ionic bond
covalent bond
Van der waals attraction
15
Which population would experience rapid growth?
2020 population
2050 population
1950 population
16
The basic unit of length for the metric system is
meter
second
liter
gram
17
The site of protein synthesis is
Smooth endoplasmic reticulum
Ribosomes
Golgi body
Rough endoplasmic reticulum
18
The organelle that provides energy for the cell via cellular respiration is the...
chloroplast
golgi apparatus
mitochondria
rough endoplasmic reticulum
19
Which definition best describes polarity?
The even sharing of electrons between hydrogen and oxygen
The uneven sharing of electrons between hydrogen and oxygen
20
______________ succession occurs in an ecosystem that is already established.
primary
secondary
21
The control group is ....
the changed variable
the variable that remains the same
the group that is not changed
the group that has a changed variable
22
Which macromolecule is used for structure, movement and defense?
nucleic acid
carbohydrate
protein
lipid
23
The monomer of a protein is
monosaccharide
fatty acid and glycerol
nucleotide
amino acid
24
Which of the following describes pioneer species?
Small animals
Lichens and moss
Small trees
Small grasses
25
This organelle contains DNA and controls cell growth and reproduction
Nucleolus
Nucleus
Lysosome
Ribosome
26
___________ is a symbiotic relationship in which both organisms benefit.
Mutualism
Parasitism
Commensalism
Competition
27
Which of the following subatomic particles are found outside the nucleus of an atom?
Electron
Proton
Neutron
28
Nucleotides are the monomers of which macromolecule?
Nucleic acid
Protein
Carbohydrate
Lipid
29
On the pH scale anything below a 7 is classified as a
neutral
acid
base
30
The factor that is changed in an experiment is the ....
constant
hypothesis
independent variable
dependent variable
31
An interaction in which one organism is hunted and eaten by another is ....
predation
parasitism
commensalism
mutualism
32
The monomer of a carbohydrate is a?
monosaccharide
fatty acids
amino acids
nucleotides
33
The type of biome in which there is high average rainfall and high temperatures
Desert
Tropical Rainforest
Tundra
Deciduous Forest
34
The main difference between prokaryotes and eukaryotes is
the organization of genetic material
the role of the ribosomes
the presence of cytoplasm
the presence of a cell wall
35
Which of the following organelles is found only in plant cells?
Ribosomes
Chloroplast
Cell membrane
Cytoplasm
36
This cell is a _____________ cell
Animal
Bacteria
Plant
37
In the picture of the atom, number 2 is the ______
nucleus
electrons
neutrons
protons
38
If a producer has 3000 kJ of energy, how much energy will the secondary consumer receive?
300
0.3
30
3
39
Which organelle is the digestive system of the cell?
Number 4
Number 6
Number 8
Number 9
40
Touching a hot stove and removing your hand is an example of which characteristic of life?
Response to stimuli
Adaptations over time
Growth and Development
Homeostasis
41
2.5L to cL
.025
25
0.25
250
42
The variable that changes as a result of the experiment is the ....
dependent variable
constant
control group
independent variable
43
Convert 2.34 kg to _____g.
23400 g
2340 g
23.4 g
234 g
44
The independent variable of this graph is...
Temperature
Time
45
The organelle numbered 6 is the
Smooth endoplasmic reticulum
Golgi body
Nucleus
Rough endoplasmic reticulum
46
Which of the following is an example of an abiotic factor?
amount of rabbits
sunlight
grass
amount of predators
47
Enzymes work by
lowering the activation
raising the activation energy
48
An example of a secondary consumer in this food web is
Cricket
Rabbit
Mouse
Deer
49
The type of graph that you should use for this data is ...
Scatter plot
Line graph
Bar graph
Circle graph
50
An enzyme is which type of biological molecule?
nucleic acid
carbohydrate
lipid
protein
51
This organelle is responsible for the synthesis of ribosomes
Lysosome
Nucleolus
Nucleus
Rough endoplasmic reticulum
52
The property of water that allows water droplets to stick to a lab table
adhesion
surface tension
cohesion
capillary action
53
Which population would experience a decline?
2020 population
2050 population
1950 population
54
The property of water that allows bugs to walk on water is...
cohesion
surface tension
capillary action
adhesion
55
Which of the following scenarios would result in a population size increase?
Birth rate + immigration > death rate + emmigration
Birth rate + immigration = death rate + emmigration
Birth rate + immigration < death rate + emmigration
56
The process of keeping internal conditions stable is ...
Growth and development
Adaptations over time
Homeostasis
Response to stimuli
57
The maximum number of individuals an ecosystem can support is ...
abiotic factor
population size
carrying capacity
exponential growth
58
Which of the following is an example of development
roots move towards water
a tree trunk widens
a tadpole becomes a fish
a fish becomes larger
