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2019 Biology Final Exam Review

Total questions: 52

Worksheet time: 39mins

Name
Class
Date
1.
The process by which populations slowly change over time is called__________
a)
selective breeding
b)
adaptation
c)
sepeciation
d)
evolution
2.
What does Darwin's theory of evolution suggest?
a)
species change over time
b)
extinct species are not related to living species
c)
different species can interbreed
d)
animals that look alike are most closely related
3.
If species A and B have very similar genes and proteins, what is probably TRUE?
a)
species A and B share a relatively recent common ancestor
b)
species A evolved independently of species B for a long period
c)
species A is younger than species B
d)
species A is older than species B
4.
Individuals that are well adapted to their environment will survive and produce:
a)
Fewer mutations
b)
Stronger genes
c)
More offspring
d)
Better traits
5.

How does evolution explain the evolution of thick, waxy leaves in plants?

a)

thick, waxy leaves allow plants to survive and reproduce

b)

plants without thick waxy leaves can acquire them during their life

c)

plants who lack thick waxy leaves acquired them from a mutation during their lifetime

6.

How do you determine which organism is the most fit?

a)

whoever has the most offspring

b)

whoever can move the fastest

c)

whoever eats the most food

7.

Which of the following is the best example how genotypic variation can help a organism survive?

a)

A mouses whiskers help sense when predators are near

b)

a mutation in bacteria leads it to be resistant to an antibiotic

c)

identical twins in different families will have different personality traits

8.

How do phenotypic variations help organisms survive?

a)

allows species to shape its environment so it is more inhabitable

b)

causes individuals in a species to spread out

c)

increases the odds some organisms in the environment will be able to survive a change

9.
Genotype refers to the ...
a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
10.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
11.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
12.
What is a phenotype
a)
The genetic make up (code)
b)
The physical trait
13.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
14.
Unlike mitosis, meiosis in mammals results in the formation of
a)
one haploid gamete
b)
three diploid gametes
c)
four diploid gametes
d)
four haploid gametes
15.
Why do we need meiosis?
a)
To double the number of chromosomes going into sex cells
b)
To halve the number of chromosomes going into sex cells
c)
To triple the number of chromosomes going into sex cells
d)
To not change the number of chromosomes going into sex cells
16.
products of meiosis are genetically
a)
different
b)
identical
17.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
18.
If the Diploid number of Carrots is 18, the haploid number is
a)
18
b)
9
c)
27
d)
36
19.
If a body cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
a)
3
b)
6
c)
12
d)
24
20.
How many daughter cells are produced from meiosis ?
a)
10
b)
6
c)
4
d)
2
21.

At the end of mitosis you have _____ cells

a)

identical

b)

different

c)

identical twins

d)

variety

22.
Human eggs and sperm are _____, and each has ____ chromosomes.
a)
diploid, 23
b)
diploid, 46
c)
haploid, 23
d)
haploid, 46
23.
Asexual Reproduction has how many parents?
a)
1
b)
2
c)
3
d)
4
24.
What is the main function of RNA? 
a)
to make genetic information
b)
to make DNA
c)
to store genetic information 
d)
to carry information from the nucleus  to the ribosome to create proteins
25.
In order, the steps of protein synthesis are first  ______ then ______.
a)
translation;
transcription
b)
transcription;
translation
c)
DNA replication; mRNA replication
d)
DNA synthesis; mRNA synthesis
26.
Translation occurs on ______ in the cell.
a)
ribosomes 
b)
mitochondrian
c)
chloroplasts
d)
nucleus 
27.
Which of the following contains the genetic code for making protein.
a)
rRNA 
b)
RNA 
c)
mRNA 
d)
DNA 
28.
What is the sequence of codons made from the following DNA strand? 
AAGCTT
a)
TTCGAA
b)
UUCGAA
c)
GGATCC
d)
AAGCTT
29.
How many amino acids are coded for in the molecule shown below? UUGGCUAAGCUA
a)
4
b)
2
c)
3
d)
5
30.
A codon is used to code for what? 
a)
amino acids 
b)
lipids
c)
proteins 
d)
carbohydrates 
31.
What is the final product of translation? 
a)
enzyme 
b)
protein
c)
carbohydrates 
d)
lipids 
32.
Which organelle is really good at making protein? 
a)
chloroplasts
b)
lysosomes 
c)
ribosomes 
d)
smooth endoplasmic reticulum 
33.
The study of life is called.. 
a)
biology 
b)
chemistry 
c)
evolution 
d)
heredity 
34.
Method scientists use to study a question
a)
Socratic method
b)
Scientific Method
35.
A educated guess
a)
Conclusion
b)
Hypothesis
36.
What the scientist changes in an experiment
a)
Independent variable
b)
Control group
37.
What is measured in an experiment
a)
Control variable
b)
Dependent variable
38.
The Independent variable is graphed on the 
a)
Y axis
b)
X axis
39.
Enzymes speed up reactions
a)
True
b)
False
40.
No nucleus
a)
Prokaryote
b)
Eukaryote
41.
These organelles make proteins
a)
lysosomes
b)
ribosomes
42.
Molecules keep moving until ______- is reached.
a)
Pressure
b)
Equilibrium
43.
Diffusion moves particles from _____ to ________ concentration.
a)
Low to High
b)
High to low
44.
Photosynthesis happens in the 
a)
mitochondria
b)
chloroplast
45.
What does this picture represent?
a)
extreme joy after the final
b)
surrender to exhaustion
46.
mRNA is UUUGGC, what is the DNA sequence?
a)
AAACCG
b)
TTTCCG
47.
If the original cell had 10 chromosomes, then the daughter cells have _____________ chromosomes.
a)
5
b)
10
48.
This seal says...
a)
great job!
b)
you're my best friend
49.

Which of the following is the best example of how a genotypic variation can influence an organism's success?

a)

mutation gives an organism a genetic disease

b)

genotypic variation does not influence an organisms success

c)

phenotypic variation will decrease an organisms ability to survive

d)

a mutation gives an organism resistance against a disease

50.

Which statement about the evolution of galapagos finches is supported by evidence?

a)

natural selection on beak size and shape is driven by food type

b)

stabilizing selection has favored an intermediate beak type for all finches

c)

mate choice likely plays no role in finches evolution

51.

Type of symbiotic relationship where one individual benefits and the other is not effected

a)

mutualism

b)

commensalism

c)

parasitism

52.

All of the following is a major role of lipids in living organisms except...

a)

storage of energy

b)

formation of cell membranes

c)

movement of cells

d)

provide insulation

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