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Final Exam Practice!

Total questions: 80

Worksheet time: 1hrs 21mins

Name
Class
Date
1.

What is the primary pigment involved in photosynthesis?

a)

Carotene

b)

Chlorophyll

c)

Xanthophyll

d)

Anthocyanin

2.

Which of the following is the general equation for photosynthesis?

a)

$6CO_2 + 6H_2O \rightarrow C_6H_{12}O_6 + 6O_2$

b)

$C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O$

c)

$6O_2 + 6H_2O \rightarrow C_6H_{12}O_6 + 6CO_2$

d)

$C_6H_{12}O_6 + 6H_2O \rightarrow 6CO_2 + 6O_2$

3.

In which part of the plant does photosynthesis primarily occur?

a)

Roots

b)

Stems

c)

Leaves

d)

Flowers

4.

What are the two main stages of photosynthesis?

a)

Glycolysis and Krebs Cycle

b)

Light-dependent reactions and Calvin Cycle

c)

Electron Transport Chain and Fermentation

d)

Light-independent reactions and Glycolysis

5.

Which molecule acts as an energy carrier in photosynthesis?

a)

NADPH

b)

ATP

c)

Both NADPH and ATP

d)

FADH2

6.

Where in the chloroplast do the light-dependent reactions take place?

a)

Stroma

b)

Thylakoid membrane

c)

Outer membrane

d)

Inner membrane

7.

What is the main purpose of the Calvin Cycle?

a)

To produce oxygen

b)

To convert solar energy into chemical energy

c)

To synthesize glucose

d)

To split water molecules

8.

Which gas is taken in by plants during photosynthesis?

a)

Oxygen

b)

Nitrogen

c)

Carbon dioxide

d)

Methane

9.

What is the source of oxygen released during photosynthesis?

a)

Carbon dioxide

b)

Glucose

c)

Water

d)

ATP

10.

Which of the following best describes the role of water in photosynthesis?

a)

It is a product of the Calvin Cycle.

b)

It is split to provide electrons and protons.

c)

It is used to transport glucose.

d)

It is a byproduct of the light-dependent reactions.

11.

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

12.

What is a phenotype

a)

The genetic make up (code)

b)

The physical trait

13.

having two of the same genes for the trait (sometimes called purebred).

a)

homozygous

b)

hetrozygous

c)

protein

d)

chromosome

14.

having two different genes for a trait (sometimes called hybrid).

a)

protein

b)

homozygous

c)

heterozygous

d)

genotype

15.

G = green, g = yellow
The genotype for a yellow plant is...

a)

GG

b)

Gg

c)

gg

d)

all of the choices result in yellow

16.

Where, in the eukaryotic cell, is DNA located?

a)

ribosomes

b)

nucleus

c)

E.R.

d)

cytoplasm

17.

Term for an organism that display two dominant phenotypes at the same time

a)

codominance

b)

incomplete dominance

c)

multiple alleles

d)

linked genes

18.

What does heterozygous mean?

a)

An organism that has the same genes for a trait (TT or tt)

b)

An organism that has different genes for a trait (Tt)

c)

When neither gene is fully dominant; offspring is a mixture of both

d)

the different forms of a trait (hair color--> brown, blonde, red

19.

Incomplete dominance means that the traits are

a)

expressed equally

b)

dominant

c)

recessive

d)

blended

20.

Which of the following is homozygous dominant?

a)

Yy

b)

Y

c)

yy

d)

YY

21.

Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.

a)

DNA

b)

protein

c)

RNA

d)

glucose nucleic acid (GNA)

22.

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

23.

Natural selection is when ____________ decides who survives and who doesn't

a)

nature

b)

humans

c)

animals

d)

years

24.

The inherited combination of alleles is known as the offspring's

a)

heredity

b)

phenotype

c)

genotype

d)

redigree

25.

A heterozygous yellow pea plant's genotype would be:

a)

YY

b)

yy

c)

Yy

d)

Yg

26.

A corn plant heterozygous for tall sprouts mates with a corn plant with short sprouts. If tall sprouts are dominant, how many different phenotypes are possible in the offspring?

a)

1

b)

2

c)

3

d)

4

27.

If T=Tall & t=short, what is the genotypic ratio?

a)

1:3

b)

3:1

c)

1:2:1

d)

2:2

28.

If a heterozygous tall pea plant is crossed with a short pea plant, what are the possible genotypes of the future offspring?

a)

100% Tt

b)

50% Tt, 50% tt

c)

75%Tt, 25%tt

d)

25%TT, 50%Tt, 25%tt

29.

A gene is

a)

a section of DNA

b)

a chemical found in the nucleus of cells

c)

contains instructions for building a protein

d)

all of the above

30.

Human gametes contain how many chromosomes?

a)

46

b)

23

c)

12

d)

28

31.

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

32.

What is a phenotype

a)

The genetic make up (code)

b)

The physical trait

33.

having two of the same genes for the trait (sometimes called purebred).

a)

homozygous

b)

hetrozygous

c)

protein

d)

chromosome

34.

having two different genes for a trait (sometimes called hybrid).

a)

protein

b)

homozygous

c)

heterozygous

d)

genotype

35.

G = green, g = yellow
The genotype for a yellow plant is...

a)

GG

b)

Gg

c)

gg

d)

all of the choices result in yellow

36.

Where, in the eukaryotic cell, is DNA located?

a)

ribosomes

b)

nucleus

c)

E.R.

d)

cytoplasm

37.

Term for an organism that display two dominant phenotypes at the same time

a)

codominance

b)

incomplete dominance

c)

multiple alleles

d)

linked genes

38.

What does heterozygous mean?

a)

An organism that has the same genes for a trait (TT or tt)

b)

An organism that has different genes for a trait (Tt)

c)

When neither gene is fully dominant; offspring is a mixture of both

d)

the different forms of a trait (hair color--> brown, blonde, red

39.

Incomplete dominance means that the traits are

a)

expressed equally

b)

dominant

c)

recessive

d)

blended

40.

Which of the following is homozygous dominant?

a)

Yy

b)

Y

c)

yy

d)

YY

41.

Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.

a)

DNA

b)

protein

c)

RNA

d)

glucose nucleic acid (GNA)

42.

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

43.

Natural selection is when ____________ decides who survives and who doesn't

a)

nature

b)

humans

c)

animals

d)

years

44.

The inherited combination of alleles is known as the offspring's

a)

heredity

b)

phenotype

c)

genotype

d)

redigree

45.

A heterozygous yellow pea plant's genotype would be:

a)

YY

b)

yy

c)

Yy

d)

Yg

46.

A corn plant heterozygous for tall sprouts mates with a corn plant with short sprouts. If tall sprouts are dominant, how many different phenotypes are possible in the offspring?

a)

1

b)

2

c)

3

d)

4

47.

If T=Tall & t=short, what is the genotypic ratio?

a)

1:3

b)

3:1

c)

1:2:1

d)

2:2

48.

If a heterozygous tall pea plant is crossed with a short pea plant, what are the possible genotypes of the future offspring?

a)

100% Tt

b)

50% Tt, 50% tt

c)

75%Tt, 25%tt

d)

25%TT, 50%Tt, 25%tt

49.

A gene is

a)

a section of DNA

b)

a chemical found in the nucleus of cells

c)

contains instructions for building a protein

d)

all of the above

50.

Human gametes contain how many chromosomes?

a)

46

b)

23

c)

12

d)

28

51.
Individuals that are well adapted to their environment will survive and produce:
a)
Fewer mutations
b)
Stronger genes
c)
More offspring
d)
Better traits
52.
You look at two species and see very similar DNA. What does this likely tell you?
a)
These are the same animal.
b)
These animals have a common ancestor.
c)
These animals are not likely related.
d)
These animals are likely becoming one species.
53.
What does sexual reproduction allow for?
a)
Increased genetic diversity
b)
Increased offspring
c)
Decreased genetic diversity
d)
Decreased rate of evolution
54.
Horse breeding for specific desired traits is an example of which type of evolutionary evidence?
a)
Artificial selection
b)
Embryology
c)
Fossils
d)
Biochemical molecules
55.
An inherited characteristic that increases an organisms ability to survive and reproduce in its specific environment is called a(n)
a)
vestigial structure
b)
speciation
c)
analogous structure
d)
adaptation
56.
According to the theory of natural selection, some individuals more likely than others to survive and reproduce because they:
a)
pass on to their offspring their newly acquired traits.
b)
are better adapted to their environment than others and will pass on those adaptations to future offspring.
c)
do not pass on newly acquired traits.
d)
produce fewer offspring than others in the same environment.
57.
Lamarck’s theory of evolution includes the concept that new traits appear because:
a)
natural variation and natural selection.
b)
use and disuse
c)
the environment is unchanged
d)
the natural variations are present within a population.
58.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
59.
What was the name of the ship Darwin traveled the world on?
a)
HMS Beagle
b)
SS Beagle
c)
HMS Bugle
d)
SS Bugle
60.
What is the advantage of having different shaped beaks?
a)
To look different from other species.
b)
To be able to eat the food readily available in the environment.
c)
To protect itself against predators.
d)
To protect itself against prey.
61.
Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?
a)
individual
b)
population
c)
species
d)
fossil
62.
Common descent
a)
describes how a group of organisms share a most recent common ancestor
b)
Idk 
c)
No common ancestor
d)
None of the above
63.
Natural selection
a)
process by which individuals that are better suited to their environment survive and reproduce most successfully; also called survival of the fittest
b)
Humans select which animals live and die
c)
both 
d)
IDK
64.
speciation
a)
Formation of new species
b)
idk
c)
Formation of old species
d)
none of the above
65.
The finches on the Galapagos island were similar in form except for variations of their beaks. Darwin observed that these variations were useful for:
a)
 attracting a mate
b)
 defending territory
c)
 building nests
d)
 gathering food
66.
Individuals that are well adapted to their environment will survive and produce:
a)
Fewer mutations
b)
Stronger genes
c)
More offspring
d)
Better traits
67.
You look at two species and see very similar DNA. What does this likely tell you?
a)
These are the same animal.
b)
These animals have a common ancestor.
c)
These animals are not likely related.
d)
These animals are likely becoming one species.
68.
What does sexual reproduction allow for?
a)
Increased genetic diversity
b)
Increased offspring
c)
Decreased genetic diversity
d)
Decreased rate of evolution
69.
Horse breeding for specific desired traits is an example of which type of evolutionary evidence?
a)
Artificial selection
b)
Embryology
c)
Fossils
d)
Biochemical molecules
70.
An inherited characteristic that increases an organisms ability to survive and reproduce in its specific environment is called a(n)
a)
vestigial structure
b)
speciation
c)
analogous structure
d)
adaptation
71.
According to the theory of natural selection, some individuals more likely than others to survive and reproduce because they:
a)
pass on to their offspring their newly acquired traits.
b)
are better adapted to their environment than others and will pass on those adaptations to future offspring.
c)
do not pass on newly acquired traits.
d)
produce fewer offspring than others in the same environment.
72.
Lamarck’s theory of evolution includes the concept that new traits appear because:
a)
natural variation and natural selection.
b)
use and disuse
c)
the environment is unchanged
d)
the natural variations are present within a population.
73.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
74.
What was the name of the ship Darwin traveled the world on?
a)
HMS Beagle
b)
SS Beagle
c)
HMS Bugle
d)
SS Bugle
75.
What is the advantage of having different shaped beaks?
a)
To look different from other species.
b)
To be able to eat the food readily available in the environment.
c)
To protect itself against predators.
d)
To protect itself against prey.
76.
Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?
a)
individual
b)
population
c)
species
d)
fossil
77.
Common descent
a)
describes how a group of organisms share a most recent common ancestor
b)
Idk 
c)
No common ancestor
d)
None of the above
78.
Natural selection
a)
process by which individuals that are better suited to their environment survive and reproduce most successfully; also called survival of the fittest
b)
Humans select which animals live and die
c)
both 
d)
IDK
79.
speciation
a)
Formation of new species
b)
idk
c)
Formation of old species
d)
none of the above
80.
The finches on the Galapagos island were similar in form except for variations of their beaks. Darwin observed that these variations were useful for:
a)
 attracting a mate
b)
 defending territory
c)
 building nests
d)
 gathering food

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