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Honors Biology – Practice Final Exam

Total questions: 113

Worksheet time: 58mins

Name
Class
Date
1.

The prefix photo- most nearly means:

a)

heat

b)

light

c)

life

d)

energy

2.

The suffix -logy refers to the study of:

a)

A. animals

b)

B. cells

c)

C. plants

d)

D. a subject

3.

Which prefix means many?

a)

mono-

b)

hyper-

c)

multi-

d)

olf-

4.

Which prefix refers to smell?

a)

photo-

b)

olf-

c)

hyper-

d)

hiber-

5.

Which prefix does NOT refer to a body part?

a)

ventr-

b)

ocul-

c)

pneum-

d)

omni-

6.

A zoologist primarily studies:

a)

plants

b)

animals

c)

fungi

d)

viruses

7.

The prefix hyper- means:

a)

below

b)

normal

c)

above

d)

slow

8.

Which prefix means winter?

a)

A. hiber-

b)

B. hyper-

9.

The prefix mono- means:

a)

many

b)

two

c)

one

d)

none

10.

Which word part means seed?

a)

phyll-

b)

sperm-

c)

hyper-

d)

pseudo-

11.

Which suffix means study of life?

a)

-itis

b)

-logy

c)

-scope

d)

-osis

12.

Which prefix refers to light?

a)

photo-

b)

olf-

c)

multi-

d)

hiber-

13.

A relationship in which both species benefit is called:

a)

commensalism

b)

parasitism

c)

mutualism

d)

predation

14.

A flea living on a dog is an example of:

a)

mutualism

b)

commensalism

c)

parasitism

d)

competition

15.

A remora feeding on scraps from a shark is best described as:

a)

mutualism

b)

parasitism

c)

commensalism

d)

predation

16.

Which relationship harms one organism and benefits the other?

a)

mutualism

b)

commensalism

c)

parasitism

d)

competition

17.

Clownfish and sea anemones benefit each other. This is:

a)

commensalism

b)

parasitism

c)

mutualism

d)

predation

18.

Which interaction involves organisms competing for the same resource?

a)

mutualism

b)

commensalism

c)

competition

d)

parasitism

19.

All populations living and interacting in an area form a:

a)

habitat

b)

community

c)

ecosystem

d)

biome

20.

Which factor is density-dependent?

a)

earthquake

b)

drought

c)

disease

d)

volcano

21.

Which factor is density-independent?

a)

competition

b)

predation

c)

hurricane

d)

parasitism

22.

Energy available to higher trophic levels is generally:

a)

increased

b)

decreased

c)

constant

d)

recycled

23.

Which organism is a producer?

a)

rabbit

b)

grass

c)

fox

d)

hawk

24.

Which organism is a primary consumer?

a)

grass

b)

algae

c)

rabbit

d)

hawk

25.

Which organism is a secondary consumer?

a)

grass

b)

rabbit

c)

snake

d)

algae

26.

Which trophic level contains the most energy?

a)

tertiary consumers

b)

secondary consumers

c)

primary consumers

d)

producers

27.

27. The main energy source for ecosystems is:

a)

Wind

b)

Sunlight

c)

Water

d)

Soil nutrients

28.

Which biome has the greatest biodiversity?

a)

desert

b)

grassland

c)

temperate forest

d)

tropical rainforest

29.

Which biome has the least precipitation?

a)

tundra

b)

grassland

c)

desert

d)

rainforest

30.

A group of the same species in one area is a:

a)

community

b)

population

c)

ecosystem

d)

biome

31.

Population density is measured as:

a)

births per year

b)

organisms per area

c)

deaths per year

d)

migration rate

32.

When resources become limited, a population reaches:

a)

exponential growth

b)

extinction

c)

carrying capacity

d)

immigration

33.

Growth that starts fast and then levels off is:

a)

exponential

b)

linear

c)

logistic

d)

random

34.

Which is an abiotic factor?

a)

bacteria

b)

fungi

c)

temperature

d)

plants

35.

Which is a biotic factor?

a)

water

b)

sunlight

c)

soil

d)

predators

36.

If predators decrease, prey populations will most likely:

a)

decrease

b)

increase

37.

Which best describes commensalism?

a)

both benefit

b)

one benefits, one unaffected

c)

one harmed

d)

both harmed

38.

An energy pyramid shows:

a)

population size

b)

energy at trophic levels

c)

organism size

d)

biome types

39.

Which level receives ~10% of energy from the level below?

a)

producers

b)

primary consumers

c)

secondary consumers

d)

all levels

40.

Which consumer eats both plants and animals?

a)

herbivore

b)

carnivore

c)

omnivore

d)

decomposer

41.

The smallest unit of an element is a:

a)

ion

b)

molecule

c)

atom

d)

compound

42.

Atoms of the same element with different neutrons are:

a)

ions

b)

isotopes

c)

molecules

d)

compounds

43.

Which bond involves sharing electrons?

a)

ionic

b)

hydrogen

c)

covalent

d)

peptide

44.

Which bond holds water molecules together?

a)

ionic

b)

covalent

c)

hydrogen

d)

peptide

45.

Water is a good solvent because it is:

a)

nonpolar

b)

ionic

c)

polar

d)

neutral

46.

Which macromolecule stores genetic information?

a)

protein

b)

lipid

c)

carbohydrate

d)

nucleic acid

47.

The monomer of proteins is:

a)

fatty acid

b)

nucleotide

c)

amino acid

d)

monosaccharide

48.

The monomer of carbohydrates is:

a)

amino acid

b)

fatty acid

c)

nucleotide

d)

monosaccharide

49.

Which macromolecule is hydrophobic?

a)

protein

b)

lipid

c)

carbohydrate

d)

nucleic acid

50.

An enzyme functions by:

a)

lowering activation energy

b)

raising temperature

c)

adding energy

d)

changing products

51.

Which pH indicates the strongest acid?

a)

A. 2

b)

B. 6

c)

C. 7

d)

D. 10

52.

A base has a higher concentration of:

a)

H+ ions

b)

OH- ions

c)

Na+ ions

d)

Cl- ions

53.

Red litmus paper turns blue in the presence of a:

a)

acid

b)

base

c)

neutral solution

d)

salt

54.

Blue litmus paper turns red in the presence of an:

a)

acid

b)

base

c)

neutral solution

d)

salt

55.

Which reaction breaks polymers using water?

a)

Hydrolysis

b)

Dehydration synthesis

c)

Condensation

d)

Polymerization

56.

Which macromolecule forms peptide bonds?

a)

lipids

b)

proteins

c)

carbohydrates

d)

nucleic acids

57.

Which element is found in proteins but not carbohydrates?

a)

oxygen

b)

carbon

c)

nitrogen

d)

hydrogen

58.

Which molecule provides quick energy?

a)

lipid

b)

protein

c)

starch

d)

glucose

59.

Which lipid is unsaturated?

a)

butter

b)

lard

c)

olive oil

d)

wax

60.

Buffers help organisms by:

a)

raising pH

b)

lowering pH

c)

maintaining pH

d)

neutralizing enzymes

61.

The pH scale ranges from:

a)

0–7

b)

1–10

c)

0–14

d)

1–20

62.

A pH of 7 is considered:

a)

acidic

b)

basic

c)

neutral

d)

buffered

63.

Which indicator is made from plants?

a)

litmus

b)

phenolphthalein

c)

cabbage juice

d)

bromothymol blue

64.

Which ion forms hydronium in water?

a)

OH–

b)

H+

65.

Which compound is inorganic?

a)

glucose

b)

DNA

c)

protein

d)

water

66.

Which organelle produces ATP?

a)

ribosome

b)

chloroplast

c)

mitochondria

d)

nucleus

67.

Which organelle makes proteins?

a)

ribosome

b)

mitochondria

c)

chloroplast

d)

lysosome

68.

The nucleus contains:

a)

proteins

b)

lipids

c)

DNA

d)

enzymes

69.

Prokaryotic cells lack a:

a)

cell wall

b)

ribosome

c)

membrane-bound nucleus

d)

cytoplasm

70.

Photosynthesis occurs in the:

a)

mitochondria

b)

chloroplast

c)

ribosome

d)

nucleus

71.

The light-dependent reactions occur in the:

a)

stroma

b)

thylakoid

c)

cytoplasm

d)

matrix

72.

The Calvin cycle occurs in the:

a)

thylakoid

b)

stroma

c)

mitochondria

d)

cytoplasm

73.

Which gas is released during photosynthesis?

a)

CO2

b)

O2

c)

N2

d)

H2

74.

Which gas is used during photosynthesis?

a)

oxygen

b)

carbon dioxide

c)

nitrogen

d)

hydrogen

75.

The main product of photosynthesis is:

a)

ATP

b)

oxygen

c)

glucose

d)

carbon dioxide

76.

Cellular respiration occurs in the:

a)

chloroplast

b)

ribosome

c)

mitochondria

d)

nucleus

77.

Glycolysis occurs in the:

a)

mitochondria

b)

cytoplasm

c)

chloroplast

d)

nucleus

78.

Which stage produces the most ATP?

a)

glycolysis

b)

Krebs cycle

c)

electron transport chain

d)

Calvin cycle

79.

Oxygen is required for:

a)

glycolysis

b)

Calvin cycle

c)

electron transport chain

d)

fermentation

80.

Which molecule is the final electron acceptor?

a)

CO2

b)

NADH

c)

oxygen

d)

glucose

81.

ATP is best described as:

a)

stored DNA

b)

cellular energy

c)

structural protein

d)

enzyme

82.

Which molecule carries energy between reactions?

a)

ATP

b)

DNA

c)

RNA

d)

lipid

83.

Photosynthesis stores energy while respiration:

a)

releases energy

b)

stores energy

c)

absorbs energy

d)

requires energy

84.

Which organelle packages proteins?

a)

ER

b)

Golgi apparatus

c)

ribosome

d)

lysosome

85.

Which structure controls what enters and exits the cell?

a)

cell wall

b)

cell membrane

c)

nucleus

d)

cytoplasm

86.

Which structure is found only in plant cells?

a)

mitochondria

b)

ribosome

c)

cell wall

d)

cell membrane

87.

Chlorophyll is found in the:

a)

stroma

b)

thylakoid membrane

c)

cytoplasm

d)

matrix

88.

Which process directly uses sunlight?

a)

Calvin cycle

b)

Krebs cycle

c)

light-dependent reactions

d)

glycolysis

89.

Which molecule is broken down during respiration?

a)

oxygen

b)

carbon dioxide

c)

glucose

d)

ATP

90.

Which process produces water?

a)

photosynthesis

b)

respiration

c)

fermentation

d)

transpiration

91.

The powerhouse of the cell is the:

a)

nucleus

b)

ribosome

c)

mitochondria

d)

chloroplast

92.

Which structure stores water in plant cells?

a)

nucleus

b)

mitochondria

93.

Which process links photosynthesis and respiration?

a)

ATP cycling

b)

carbon cycle

c)

nitrogen cycle

d)

water cycle

94.

Which molecule is shared by both processes?

a)

oxygen

b)

carbon dioxide

c)

ATP

d)

glucose

95.

Which stage does NOT require oxygen?

a)

ETC

b)

Krebs cycle

c)

glycolysis

d)

Calvin cycle

96.

Which gas is released during respiration?

a)

oxygen

b)

nitrogen

c)

carbon dioxide

d)

hydrogen

97.

Which structure is gel-like?

a)

nucleus

b)

cytoplasm

c)

membrane

d)

cell wall

98.

Which structure breaks down waste?

a)

ribosome

b)

lysosome

c)

Golgi

d)

ER

99.
Which base is normally used in the synthesis of RNA but not in DNA?
a)
adenine
b)
uracil
c)
cytosine
d)
guanine
100.
Where is DNA found in eukaryotic cells?
a)
Cytoplasm
b)
Vacuole
c)
Cell Membrane
d)
Nucleus
101.

This is the process of using converting DNA to make a strand of mRNA

a)

Translation

b)

Transcription

c)

Replication

d)

Mitosis

102.
The central dogma states that information flows from
a)
RNA to DNA to polysaccharides.
b)
DNA to RNA to proteins.
c)
RNA to DNA to proteins.
d)
DNA to polysaccharides to RNA.
103.
What holds base pairs together?
a)
hydrogen bonds
b)
sugar-phosphate backbones
c)
pairs of double-ringed nucleotides
d)
nitrogen-carbon bonds
104.

During DNA replication, which sequence of DNA bases would pair with this partial strand

ATG AGA CAG

a)

TAC TCT GTC

b)

TAC ACT GTC

c)

GTA AGT GAC

d)

CAT TCA CTG

105.
Which of the following units are repeatedly joined together to form a strand of DNA?
a)
amino acids
b)
nucleotides
c)
fatty acids
d)
polysaccharides
106.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
107.
Nucleotides are made up of a sugar, phosphate, and..?
a)
nitrogenous base
b)
nucleic acid
c)
cholesterol
d)
fatty acid
108.
What does DNA stand for
a)
deoxyribose nucleic acid
b)
ribose nucleic acid
c)
delicate nucleic acid
d)
double nucleotide acid
109.
A five-carbon sugar found in DNA.
a)
ribose
b)
guanine
c)
deoxyribose
d)
helicase
110.
Enzyme that is responsible for forming new copies of DNA.
a)
DNA
b)
RNA
c)
DNA Polymerase
d)
RNA Polymerase
111.
Nitrogenous bases found in RNA
a)
adenine, thymine, cytosine, guanine
b)
adenine, uracil, cytosine, guanine 
c)
adenine, thymine, uracil, guanine
d)
adenine, uracil, thymine, cytosine
112.
DNA has a _____________ structure. 
a)
double helix
b)
single strand
c)
ring 
d)
chain
113.
DNA polymerase and RNA polymerase are similar in that they
a)
are both enzymes
b)
both are involved in making new polymers
c)
both can be found doing work in the cell nucleus
d)
all of these things are true