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WorksheetsYear 10 final exam revision
Total questions: 82
Worksheet time: 49mins
The atomic mass of an element tells you
The number of protons and neutrons
The number of protons and electrons
The number of neutrons and electrons
The number of neutrons only
The atomic number tells you
The number of electrons
The number of protons
The number of neutrons
The number of nucleons
Which statement best describes the following species: Al3+
This is an aluminium cation. It has lost 3 electrons
This is an aluminium cation. It has gained 3 electrons
This is an aluminium anion. It has lost 3 electrons
This is an aluminium anion. It has gained 3 electrons
Which statement best describes the following species: O2-
This is an oxygen anion. It is called oxygen
This is an oxygen anion. It is called oxide
This is an oxygen cation. It is called oxygen
This is an oxygen cation. It is called oxide
How would you name the following compound? MgS2
Magnesium sulfur
Dimagnesium sulfide
Magnesium sulfide
Magneside sulfide
Kinetic energy is...
energy of a moving object
stored energy
gravitational energy
black holes
Force is measured in...
Kilograms (kg)
Newtons (N)
Joules (J)
Midichlorians
Velocity should be measured in...
Meters per second (m/s)
Kilometers per hour (km/h)
Joules (J)
Bransons (B)
Acceleration should be measured in...
Meters per second squared (m/s2)
Meters per second (m/s)
Newtons per second (N/s)
Flame stickers
Mass is measured in...
Kilograms (kg)
Newtons (N)
Joules (J)
Pounds (lbs)
Newton's first law is best described by...
Things that move stay moving, things that are stopped stay stopped.
Things that are speeding up are accelerating.
Things that are moving will eventually stop.
A textbook on Physics.
A good example of Newton's second law is...
An increase in acceleration by reducing the weight of a vehicle.
An increase in mass making it harder to move a vehicle.
An increase in Force measured when mass of a vehicle decreases.
A decrease in acceleration by increasing Force generated by a vehicle's engine.
Newton's second law is best described by...
Force = mass × acceleration
Changing the force on an object changes the acceleration
Changing the mass of an object will change it's acceleration
Newton's third law is best described by...
Every action has an equal and opposite reaction.
A reaction will occur every time I mix chemicals
Every action requires force.
Force = mass × acceleration
A good example of Newton's third law is...
A runner pushes down on the ground to generate a force sending them up and forwards.
A runner pushes down on the ground so they can run real good.
A kicked footy will apply an opposite force if it hits you.
A kicked footy would eventually fly off into space without air resistance.
Using f=ma, which would option would be used for finding mass?
m=F÷a
m=F×a
m=F+a
m=Fa
Using f=ma, which would option would be used for finding acceleration?
a=F÷m
a=m÷F
a=F×m
m=Fa
What is the name of a positively charged subatomic particle located in the nucleus of an atom?
Proton
Electron
Molecule
Neutron
What is the name of a neutral charged subatomic particle in an atom?
Proton
Electron
Nucleus
Neutron
Is the chemical equation balanced?
Yes.
No.
What is the name of the negatively charged subatomic particle in an atom?
Molecule
Electron
Proton
Subscript
Atoms are made up of:
nucleus, ions, periods.
groups, elements, compounds.
positives, negatives, neutrons.
Protons, neutrons, electrons.
Is the chemical equation balanced?
Yes.
No.
Over generations of time apart on different islands with different food sources, the separated populations of Galapagos finches accumulated genetic differences until each group had different beaks. This is an example of _____.
natural selection
genetic drift
adaptation
speciation
Natural selection results in change in a population's _____________ traits over time.
inherited
acquired
Brown mice survive and reproduce in their desert environment better than white mice because owls can see and eat the white mice more easily. In this situation, what part of the environment is doing the selecting?
predator
soil composition
mouse fur color
sexual preferences
Individuals undergo evolution.
True
False
A phenotype that improves an organism’s chance of survival in their environment is considered a(n) ____________.
natural selection
adaption
speciation
What is speciation?
combining of two species to form one with different traits
Intentional breeding designed to maintain a desired trait
timing of mating that prevents normal sexual selection
A population splits and accumulates different genes in the new groups
Which of the following is NOT an example of natural selection?
People selectively breeding hamsters for size.
Insect populations developing resistance to certain pesticides.
Bacteria becoming resistant to antibiotics.
Male birds of certain species inheriting colorful feathers that are more attractive to females.
How does a species change over time?
by adapting to the environment
changes in the gene frequencies in a population
acquiring new traits
they do not change
The forelimbs of mammals have similar anatomy because these groups descended from a recent common ancestor. Their bone structure is an example of a(n) ______________ structure.
vestigial
analogous
homologous
Many different groups of organisms have wings, even though they do not share a recent common ancestor. This is because they evolved in environments with similar selective pressures. Wings are an example of a(n) ______________ structure.
vestigial
analogous
homologous
Similarities in bone arrangements, like those in the picture, support the hypothesis that...
these organisms are not well adapted
these organisms share a common ancestor
these organisms all share the same DNA sequences
these organisms are members of the same species
What is the name of the galaxy in which Earth is located?
Big Band
Milky Way
Mars
Universe
if the star and earth are moving toward each other, the star's light appears bluer → Blue shift
True
False
If a star and the earth are moving away from each other, the star's light appears redder → Blue shift
True
False
What is the component of the universe that is best described as a system of stars, gases, and dust held together by gravity.
universe
galaxy
solar system
planet
What is an interstellar cloud of dust and gases where stars can form?
universe
solar system
galaxy
nebula
What two elements mostly make up stars?
Hydrogen and Oxygen
Hydrogen and Helium
Helium and Oxygen
Hydrogen and Nitrogen
Which of the following objects is the largest?
star
galaxy
solar system
planet
According to the big bang theory, the universe began as an explosion and is still expanding. This theory is supported by observations that the stellar spectra of distant galaxies show a - (hint: which one is moving away?)
a shift toward the red end of the spectrum
a shift toward the blue end of the spectrum
a shift toward the yellow end of the spectrum
a shift toward the white end of the spectrum
the universe began a tremendous expansion 13-15 billion years ago
big bang theory
red shift
light abundance
theory of life
Which statement is true?
The galaxies are moving toward us.
The galaxies are moving away from us.
The universe remains static or unchanged in motion.
None of the above
The bases on the complementary sequence of the DNA strand are....
CCGATACAG
CCGATAGAG
CCGTATGAG
CCGATTGAG
How many chromosomes do humans inherit from their parents?
21
22
26
23
What is the difference between an allele and a gene
There is no difference, they’re the same
An allele is part of a gene
An allele is the variant form of a gene
A gene is part of an allele
A gene locus is....
the location of a mutation in DNA
only located on the 21st chromosome
the position of a gene on a chromosome
the plural version of loci
During meiosis the crossing over process....
Is where chromosomes cross over to the next phase
Allows the exchange of genetic information
Primarily happens during metaphase I
Primarily happens during interphase
True or False: The recessive allele is only expressed in the absence of the dominant allele.
True
False
What is the name for the genetic makeup of a cell or an organism?
Phenotype
Gene
chromosome
Genotype
In autosomal inheritance....
The trait in question is carried on one of the sex chromosomes
The trait in question is carried on the 23rd pair of chromosomes
The trait in question is carried on the non-sex chromosomes
The trait in question is only carried on the 10th chromosome
The alleles on these chromosomes are.....
Homozygous dominant
Homozygous
Heterozygous
Heterozygous recessive
Quinn’s father has a brown eyes and a Bb genotype. Quinn’s mother has blue eyes and bb genotype. What is the likely chance of Quinn having blue eyes?
100%
75%
50%
0%
Genotype or Phenotype: Black hair
Genotype
Phenotype
Are recessive traits shown with capital or lowercase letters?
Uppercase (Capital)
Lowercase
What type of "square" helps us solve genetic problems?
Carpenter Square
Punnett Square
Mendel Square
Genetic Square
Females-XX; MalesXY. A couple has 4 girls. What is the chance the next child will be a boy?
25%
50%
75%
100%
Where in a cell is DNA located?
Ribosome
Cytoplasm
Nucleus
E.R
Which of the following is homozygous dominant?
yy
Y
YY
Yy
An allele whose trait only shows up when no dominant allele is present.
hidden allele
dominant allele
recessive allele
present allele
An offspring will receive how many alleles from each parent to determine a specific trait?
1
2
3
4
What is the relationship between DNA and chromosomes?
Chromosomes are made of DNA
DNA is made of chromosomes
DNA and chromosomes are the same thing.
All of the above are correct
Put in order smallest to largest:
Chromosome - DNA - Gene
Gene - DNA - Chromosome
Chromosome - Gene - DNA
DNA - Gene - Chromosome
In mussels, the allele for brown colouring (B) is dominant, and the allele for blue colouring (b) is recessive.
Which parental genotypes would produce 100% blue offspring?
Bb + Bb
bb + bb
BB + BB
BB + Bb
What is one advantage of sexual reproduction
offspring are stronger
offspring are born instead of hatched from an egg
offspring inherit a wider variety of genetic information
creates clones
The process of Mitosis is responsible for
Cell division
Growth and repair of cells
Creating 2 identical body cells
All of the above
What Shape is DNA
H
Double Helix
Star
Grid
What is the name given to a picture of chromosomes
Carrot
Karyotype
Jean
Genes
Mutations are always harmful
True
False
Natural Selection relies on:
Variation, Competition and Heredity
Variety
Variation and Evolution
Natural Selection is the process whereby organisms that have better adapted to their environment tend to survive and produce more offspring
False
True
