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WorksheetsBio Cycle 2 Review
Total questions: 60
Worksheet time: 2hrs 52mins
How is this lizard able to run across water?
Capillary Action
The lizard is really light
The water is a little frozen
Surface Tension
Which of the following would be the least reliable resource for information about the efforts to eliminate polio?
The World Health Organization
The Centers for Disease Control and Prevention
The American Medical Association
Wikipedia
Below are listed 2 observations and 2 inferences. Choose the 2 inferences about this picture.
Today is the dog's birthday.
There is a candle on the cake.
The dog has a tag on the collar.
The dog will eat the cake.
Identify the independent variable:
The time it takes to run a mile depends on the person’s running speed.
person's running speed
person's weight
length of person's stride
time it takes to run a mile
Identify the dependent variable:
The height of bean plants depends on the amount of water they receive.
height of bean plants
amount of sunlight
amount of water
type of soil
Which is most important when investigating ethical issues in biotechnology?
cost of the technology
advantage of the technology
public opinion of the technology
benefits of the technology outweighing the harm
Genetically modified plants have their DNA altered for various reasons. Which of the following is a benefit of genetically modifying plants?
this process will require using more pesticides on plants
people who each the plant could have an allergic reaction
increasing the food supply
the cost of creating this plant does not outweigh the benefit
You are studying a macromolecule. The compound has carbon, hydrogen and oxygen in its structure. When researching its energy, you find that it is fast energy source. Which of the four types of biological macromolecules is the scientist most likely studying?
Carbohydrate
Lipid
Nucleic Acid
Protein
What is one of the functions of lipids?
Storing genetic information
Long Term Energy
Short Term Energy
Acting as chemical signals
The diagram shows the general structure of an amino acid. Which type of molecule is formed from amino acids?
lipids
proteins
carbohydrates
nucleic acids
DNA and RNA are examples of?
Carbohydrates
Nucleic Acids
Proteins
Lipids
Which of the following images is related to carbohydrates?
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
Water is an acid.
Water is a versatile solvent.
Water has a high heat capacity and moderates temperature
Water has cohesive properties.
An enzyme speeds up a reaction by
lowering the activation energy.
raising the activation energy.
releasing energy.
absorbing energy.
Based on the graph, what is the optimal temperature for this enzyme?
15oC
40oC
30oC
35oC
Scientific theory
Explains why or how something happens in nature
Scientific law
Describes what happens in nature
Scientific model
representation of a real event
Hypothesis
a proposed explaination, starting point of an experiment
A well-tested explanation that explains a lot of observations and is supported by lots of evidence
a hypothesis
an inference
a theory
a law
Which of the following statements is true?
Scientific theories can be changed or modified if new evidence contradicts them
Scientific theories can become a law with more evidence
Scientific laws and theories are interchangeable terms with the same meaning.
Scientific theories are less reliable than scientific laws.
Cell Theory States the following (Select all that apply)
All cells come from spontaneous generation
All living things are made of more than one cell
All cells come from pre-existing cells
All living things are made up of cells
See how much you remember! Match the following characteristics that belong to Eukaryotes, Prokaryotes, or BOTH!
- No nucleus
- No membrane-bound organelles
- DNA in the cytoplasm
- Single Celled
Prokaryote
- Nucleus
- Membrane bound organelles
- DNA in the nucleus
- Single & Multi celled
Eukaryote
- Ribosomes
- DNA
- Cell Division
- Plasma Membrane
Prokaryote and Eukaryote
What is one similarity between prokaryotic and eukaryotic cells?
They both have membrane bound organelles.
They both have a nucleus.
They both use ribosomes.
They both have DNA within the nucleus.
Which of the following organelles are specific to the plant cell?
Lysosomes, Mitochondria, and Large Central Vacuole
Centrioles, Cell Wall, and Golgi Apparatus
Mitochondria, Chloroplast, and Plasma Membrane
Chloroplast, Cell Wall, and Large Central Vacuole
What is the function of the ribosome?
site of digestive enzymes
site of ATP (energy) production
site of photosynthesis
site of protein production
Identify the cell as plant or animal. How do you know?
Plant Cell because it has a nucleus that controls the cellular functions.
Animal Cell because it has a mitochondria where cellular respiration occurs.
Plant Cell because it contains chloroplast where photosynthesis occurs.
Animal Cell because it contains a large central vacuole for storing water and other nutrients.
Which organelle contains digestive enzymes to
breakdown harmful substances or waste?
Chloroplast
Vacuole
Lysosome
Centriole
A student noticed that placing wilted lettuce in a bowl of cool water caused the lettuce to become more crisp and firm. What is the best explanation for his observation?
Water moved into the lettuce cells by active transport.
Water moved into the lettuce cells by osmosis.
Salt moved into the lettuce cells by diffusion.
Water moved out of the lettuce cells by osmosis.
A cell has 80% water 20% solute, the surrounding solution has 60% water and 40% solute. What type of solution is the cell surrounded by and which way will the water move?
Hypertonic, water will move out of the cell
Hypertonic, water will move into the cell
Hypotonic, water will move out of the cell
Hypotonic, water will move into the cell
The molecules in the image are moving from ___ concentration to _____ concentration. This is an example of ____ transport.
high / low / active
high / low/ passive
low/ high / passive
low / high / active
A cell enters the cell cycle. Which of the following accurately describes the order in which this cell will move through the Cell Cycle?
Interphase, Mitosis, Cytokinesis
Mitosis, Cytokinesis, Mitosis, Interphase
Prophase, Metaphase, Anaphase, Telophase
Interphase, Prohase, Cytokinesis
A tomato plant cell has 24 chromosomes. How many chromosomes will each daughter cell have after the cell undergoes a mitotic division?
48 chromosomes each
24 chromosomes each
12 chromosomes each
6 chromosomes each
The phase in mitosis where chromosomes move away and are pulled apart by spindles to opposite sides of the cell.
prophase
anaphase
metaphase
telephase
Put the following actions in order: DNA replicates, cell grows, cell divides, cell prepares for mitosis.
DNA replicates, cell grows, cell prepares for mitosis, cell divides
cell grows, cell prepares for mitosis, DNA replicates, cell divides
cell grows, DNA replicates, cell prepares for mitosis, cell divides
DNA replicates, cell prepares for mitosis, cell grows, cell divides
How many new daughter cells are formed as a result of Mitosis?
4
3
2
6
What is one difference between asexual and sexual reproduction?
Asexual (offspring different from parent)
Sexual (offspirng identical to parent)
Asexual (Slow reproduction)
Sexual (Fast reproduction)
Asexual (offspring no variation)
Sexual (offspring variation)
Asexual (more complicated)
Sexual (less complicated)
_____ regulate the cell cycle. ______is the uncontrolled growth and division of abnormal cells. This uncontrolled growth and division can result in a ____ or mass of abnormal cells.
Proteins, Cancer, Tumor
Cancer, Protein, Tumor
Protein, Tumor, Cancer
Tumor, Cancer, Protein
Which of the following is a possible result of a disruption in the cell cycle?
cancer
photosynthesis
cellular respiration
protein synthesis
Why is the code in DNA considered to be universal?
RNA is used to make proteins and these proteins do work in all cells.
DNA and the way it is used to make a protein are the same in virtually all life forms.
DNA is found all over the world in all kinds of organisms.
Cells with a nucleus have DNA and the DNA has codons.
DNA replication results in two DNA molecules,
each one with two original strands
each one with two new strands
each one with one new strand and one original strand
one with two new strands and the other with two original strands
Which type of RNA carries the genetic information from DNA in the nucleus to the ribosome in the cytoplasm?
a) mRNA
b) tRNA
c) rRNA
d) snRNA
Which of the following molecules carries amino acids to the ribosome during translation?
a) mRNA
b) tRNA
c) rRNA
d) DNA
What is the mRNA sequence for the following DNA sequence?
TAC TCC GCG ATC
(a)
What process is going on in this photo?
Transcription
Translation
Replication
All the above
What is the correct amino acid sequence for the DNA sequence: TAC GGT CAT ACT ?
Met-Pro-Val-Stop
Met-Pro-Arg-Stop
Tyr-Gly-His
Tyr-Gly-Arg-His
During translation, where does the synthesis of proteins occur?
a) Nucleus
b) Ribosome
c) Golgi apparatus
d) Endoplasmic reticulum
Place the label on the correct structure.
codon
anticodon
protein
tRNA
mRNA
ribosome
Use the image to help you answer the question. Which mutation will cause translation to stop?
Mutations 1 and 3 only
Mutation 1 only
Mutation 2 only
Muations 1, 2, 3
Meiosis produces ___
two genetically identical diploid cells.
two genetically different haploid cells.
four genetically identical diploid cells.
four genetically different haploid cells.
The --------------------- cells undergo Mitosis while the --------- undergo Meiosis
(A) Somatic or body ; Gametes
(B) Gametes; Somatic or body cells
(C) Gametes; Gametes
(D) Somatic or Body cells; Somatic or Body cells
A cat has a total of 40 chromosomes in its body cells. How many in its sex cells?
38
20
76
10
What process is being represented in this diagram?
asexual reproduction
mitosis
meiosis
DNA replication
In snapdragons, flower color exhibits incomplete dominance. When crossed, red (RR) and white (WW) flowers make pink flowers (RW). Complete a cross between a pink flower and a red flower. Find the phenotype ratio.
1 red: 1 pink
4 red: 0 pink
4 pink: 0 white
1 pink: 1 white
Chicken feathers are inherited through codominance. When a black chicken BB is mated with a white chicken WW, the resulting phenotype is called erminette/checkered BW.
What are the phenotypes if a checkered /erminette chicken is mated with a black feathered chicken.
Black: 50%
White: 0%
Checkered: 50%
Black: 0%
White: 50%
Checkered: 50%
Black: 50%
White: 0%
Grey: 50%
Black: 50%
White: 50%
Checkered 50%
Colorblindness is a sex-linked recessive disorder. A woman who is colorblind marries a man with normal vision. What is the probability that their sons will be colorblind?
0%
25%
50%
100%
