Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Biology Practice Test

Total questions: 126

Worksheet time: 1hrs 11mins

Name
Class
Date
1.

Which of the following shows the correct sequence for the scientific method inquiry?

a)

Conclusion, Experimentation, Hypothesis, Observation

b)

Observation, Experimentation, Hypothesis, Conclusion

c)

Observation, Hypothesis, Experimentation, Conclusion

d)

Experimentation, Conclusion, Observation, Hypothesis

2.

How is "Xx" categorized in genetics?

a)

Homozygous dominant

b)

Homozygous recessive

c)

Heterozygous dominant

d)

Heterozygous recessive

3.

It is known as the basic unit of life.

(a)  

4.

Where does the process of photosynthesis occur?

a)

Cytosol

b)

Thylakoid

c)

Nucleus

d)

Stomata

5.

In what phase do chromosomes align at the center of the cell in preparation for sorting?

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

6.

Which of the following DOES NOT belong to the group?

a)

Carbohydrates

b)

Hydrocarbons

c)

Protein

d)

Nucleic Acids

7.

It is known as the powerhouse of the cell.

a)

ATP

b)

Ribosome

c)

Nucleus

d)

Mitochondria

8.

It contains the genetic material of the cell.

a)

Nucleus

b)

Golgi apparatus

c)

Ribosome

d)

Mitochondria

9.

It is an optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells, typically magnified several hundred times.

(a)  

10.

These cells do not have a true nucleus.

a)

Prokaryotic cell

b)

Eukaryotic cell

c)

Plant cell

d)

Nerve cell

11.

Cell Theory: The cell is the basic unit of structure and organization in organisms

a)

True

b)

False

12.

Cell Theory: All cells come from preexisting cells

a)

True

b)

False

13.

cells without nucleus, Instead, their DNA floats around inside the cell

a)

Passive Cells

b)

Active Cells

c)

Prokaryotic Cells

d)

Eukaryotic Cells

14.

Cells with nucleus and can be identified as multicellular

a)

Active Cell

b)

Passive Cell

c)

Prokaryotic

d)

Eukaryotic

15.

It is a porous membrane (with pores) which permit the movement of selective substances in and out of the cell.

a)

Cell Wall

b)

Cytoplasm

c)

Nucleus

d)

Nucleolus

16.

made up of a jelly like substance called cytosol inside the cell membrane which holds the organelles in the cell.

a)

Cell Wall

b)

Cytoplasm

c)

Nucleus

d)

Nucleolus

17.

The center of a cell, a spherical body containing the nucleolus.

a)

Cell Wall

b)

Cytoplasm

c)

Nucleus

d)

Nucleolus

18.

Each human cell contains how many pairs of chromosomes?

a)

20

b)

21

c)

22

d)

23

19.

unique cells in that they originate as unspecialized cells and have the ability to develop into specialized cells that can be used to build specific organs or tissues.

a)

Stem Cells

b)

Bone Cells

c)

Blood Cells

d)

Nerve Cells

20.

A Cell type with three primary types : osteoclasts, osteoblasts, and osteocytes.

a)

Nerve Cells

b)

Blood Cells

c)

Bone Cells

d)

Stem Cells

21.

From transporting oxygen throughout the body to fighting infection, This cell is vital to life and are produced by bone marrow

a)

Stem Cells

b)

Bone Cells

c)

Blood Cells

d)

Nerve Cells

22.

This Cell type enables all bodily movement and produces three types of cells : skeletal, cardiac, and smooth

a)

Fat Cells

b)

Skin Cells

c)

Muscle Cells

d)

Cancer Cells

23.

cells also called adipocytes, are a major cell component of adipose tissue. Adipocytes contain droplets of stored fat (triglycerides) that can be used for energy

a)

Fat Cells

b)

Muscle Cells

c)

Skin Cells

d)

Cancer Cells

24.

cells that destroy the body results from the development of abnormal cell properties that cause cells to divide uncontrollably and spread to other locations

a)

Fat Cells

b)

Muscle Cells

c)

Skin Cells

d)

Cancer Cells

25.

Cells undergo a process that occurs after cell division where the newly formed cells are structurally modified so that they can perform their function efficiently and effectively.

a)

Cell Transport

b)

Cell Specialization

c)

Cell Division

d)

Cell Transfer

26.

A stage in cell division where the cell is engaged in metabolic activity and performing its prepare for mitosis

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

27.

Chromatids arrive at opposite poles of cell, and new membranes form around the daughter nuclei

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

28.

the exchange of chromosome segments between non sister chromatids in meiosis

a)

Chromatids

b)

Diploid

c)

Cross Over

d)

Haploid

29.

A Set of Chromosome represented by:

2n=46

a)

Chromatid

b)

Diploid

c)

Cross Over

d)

Haploid

30.

cell theory: All living organisms are composed of one or more cells

a)

True

b)

False

31.

Cell Theory: The cell is the basic unit of structure and organization in organisms

a)

True

b)

False

32.

Cell Theory: All cells come from preexisting cells

a)

True

b)

False

33.

Cells with nucleus and can be identified as multicellular

a)

Active Cell

b)

Passive Cell

c)

Prokaryotic

d)

Eukaryotic

34.

cells without nucleus, Instead, their DNA floats around inside the cell

a)

Passive Cells

b)

Active Cells

c)

Prokaryotic Cells

d)

Eukaryotic Cells

35.

It is a porous membrane (with pores) which permit the movement of selective substances in and out of the cell.

a)

Cell Wall

b)

Cytoplasm

c)

Nucleus

d)

Nucleolus

36.

made up of a jelly like substance called cytosol inside the cell membrane which holds the organelles in the cell.

a)

Cell Wall

b)

Cytoplasm

c)

Nucleus

d)

Nucleolus

37.

Each human cell contains how many pairs of chromosomes?

a)

20

b)

21

c)

22

d)

23

38.

A Cell type with three primary types : osteoclasts, osteoblasts, and osteocytes.

a)

Nerve Cells

b)

Blood Cells

c)

Bone Cells

d)

Stem Cells

39.

From transporting oxygen throughout the body to fighting infection, This cell is vital to life and are produced by bone marrow

a)

Stem Cells

b)

Bone Cells

c)

Blood Cells

d)

Nerve Cells

40.

This Cell type enables all bodily movement and produces three types of cells : skeletal, cardiac, and smooth

a)

Fat Cells

b)

Skin Cells

c)

Muscle Cells

d)

Cancer Cells

41.

cells also called adipocytes, are a major cell component of adipose tissue. Adipocytes contain droplets of stored fat (triglycerides) that can be used for energy

a)

Fat Cells

b)

Muscle Cells

c)

Skin Cells

d)

Cancer Cells

42.

Cells undergo a process that occurs after cell division where the newly formed cells are structurally modified so that they can perform their function efficiently and effectively.

a)

Cell Transport

b)

Cell Specialization

c)

Cell Division

d)

Cell Transfer

43.

A stage in cell division where the cell is engaged in metabolic activity and performing its prepare for mitosis

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

44.

Chromatids arrive at opposite poles of cell, and new membranes form around the daughter nuclei

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

45.

the exchange of chromosome segments between non sister chromatids in meiosis

a)

Chromatids

b)

Diploid

c)

Cross Over

d)

Haploid

46.

A Set of Chromosome represented by:

2n=46

a)

Chromatid

b)

Diploid

c)

Cross Over

d)

Haploid

47.

cell theory: All living organisms are composed of one or more cells

a)

True

b)

False

48.

Cells with nucleus and can be identified as multicellular

a)

Active Cell

b)

Passive Cell

c)

Prokaryotic

d)

Eukaryotic

49.

made up of a jelly like substance called cytosol inside the cell membrane which holds the organelles in the cell.

a)

Cell Wall

b)

Cytoplasm

c)

Nucleus

d)

Nucleolus

50.

The center of a cell, a spherical body containing the nucleolus.

a)

Cell Wall

b)

Cytoplasm

c)

Nucleus

d)

Nucleolus

51.

unique cells in that they originate as unspecialized cells and have the ability to develop into specialized cells that can be used to build specific organs or tissues.

a)

Stem Cells

b)

Bone Cells

c)

Blood Cells

d)

Nerve Cells

52.

Growth hormone gene from Chinook salmon is introduced to Atlantic salmon.

a)

AGRICULTURE

b)

PHARMACEUTICAL

c)

GENE THERAPHY

d)

BIOREMEDIATION

53.

A seemingly normal sixteen-year-old male individual is found to have Huntington’s

disease.

a)

BIOREMEDIATION

b)

GENE THERAPHY

c)

GENETIC TESTING

d)

AGRICULTURE

54.

The gene for clotting factor IX is introduced to various bacterial species and allowed

them to produce the protein.

a)

GENETIC TESTING

b)

BIOREMEDIATION

c)

AGRICULTURE

d)

PHARMACEUTICAL

55.

Beta carotene gene from corn is introduced to the normal rice genome via

Agrobacterium tumefaciens-mediated transformation.

a)

AGRICULTURE

b)

BIOREMEDIATION

c)

GENE THERAPHY

d)

GENE TESTING

56.

Copies of the normal clotting factor VIII gene are introduced into the cells of human

male who have the mutant version of the gene.

a)

PHARMACEUTICAL

b)

AGRICULTURE

c)

BIOREMEDIATION

d)

GENE THERAPHY

57.

The ability of a Bacillus species to metabolize more heavy metals from

contaminated waters is enhanced through genetic engineering.

a)

GENE THERAPHY

b)

GENE TESTING

c)

BIOREMEDIATION

d)

PHARMACEUTICAL

58.

An adult sheep is modified to improve the quantity of proteins available in its milk.

a)

AGRICULTURE

b)

GENE THERAPHY

c)

BIOREMEDIATION

d)

GENE TESTING

59.

A five-month-old child who is affected with dwarfism received human growth

hormone from rDNA technology.

a)

AGRICULTURE

b)

GENE THERAPHY

c)

GENE TESTING

d)

PHARMACEUTICAL

60.

Various fleshy-fruit producing crops are genetically modified to prolong their shelf

life.

a)

AGRICULTURE

b)

BIOREMEDIATION

c)

GENE TESTING

d)

GENE THERAPHY

61.

The prevalence of viral diseases in crops has been significantly lowered through

rDNA technology.

a)

PHARMACEUTICAL

b)

GENE THERAPHY

c)

BIOREMEDIATION

d)

AGRICULTURE

62.

The branch of the science that deals with the study of fossils is known as

a)

Geology

b)

Paleontology

c)

Zoology

d)

Botany

63.

Which of the following refers to the remnants or traces of plants and

animals preserved in strata of the earth that give evidences of their presence in the

geological past?

a)

Fossils

b)

Coprolites

c)

Strata

d)

Sedimentary rocks

64.

Which of the following is not included in the group?

a)

Eras

b)

Periods

c)

Epochs

d)

Kingdom

65.

A table showing the sequence of geological periods in the history of earth is called __________.

a)

Periodic table

b)

Geologic Time Scale

c)

Timetable

d)

Geological Period

66.

Which of the following is the most recent era of time - the one that we are

currently in?

a)

Mesozoic

b)

Cenozoic

c)

Precambrian

d)

Paleozoic

67.

What was probably the first organism on Earth?

a)

Plants

b)

Bacteria

c)

Alligators

d)

Fish

68.

Paleozoic, Mesozoic and Cenozoic are all?

a)

Epochs

b)

Eras

c)

Periods

d)

Eons

69.

How old do Paleontologists believe the Earth is?

a)

2020 years old

b)

4.6 million years old

c)

3.6 billion years old

d)

4.6 billion years old

70.

Generally, only the soft parts of organisms become fossils.

a)

Yes

b)

No

71.

We live in the Paleocene Epoch, of the Quaternary Period, in the Cenozoic era of the Phanerozoic Eon.

a)

Yes

b)

No

72.

A given DNA helix is 20 bp long. How many phosphate molecules are expected to be present in this double-stranded molecule?

a)

20

b)

40

c)

60

d)

80

73.

Which among the following is not a base that is found in DNA?

a)

Uracil

b)

Adenine

Cytosine

c)

Thymine

Adenine

Cytosine

d)

Cytosine

74.

What bond allows the polymerization of nucleotides to form a polynucleotide chain?

a)

phosphodiester bond

b)

hydrogen bond

c)

peptide bond

d)

glycosidic bond

75.

Which of the following proposed mechanisms of replication produces DNA molecules with both strands being newly synthesized?

a)

conservative

b)

semiconservative

c)

dispersive

d)

semidispersive

76.

Which of the following represents the correct arrangement of the steps in DNA replication?

A. unwinding by helicase

B. binding at replication origin

C. elongation by polymerase

D. priming

E. sealing nicks by ligase

a)

B - D - C - A - E

b)

B - A - D - C - E

c)

D - B - A - C - E

d)

D - B - A - E - C

77.

What branch of agriculture is concerned about the application of various breeding methods to improve the traits of livestock?

a)

animal husbandry

b)

livestock proliferation

c)

animal farming

d)

livestock husbandry

78.

Which of the following special breeding techniques is performed when an organism is under the threat of being extinct?

a)

captive breeding

b)

endemism breeding

c)

extinction breeding

d)

conservation breeding

79.

Who among the following worked with Stanley Cohen to develop the first genetically modified organism?

a)

Herbert Boyer

b)

Ernst Berliner

c)

Hamilton Smith

d)

Daniel Nathans

80.

Which of the following is the gene of interest in the Bt corn project?

a)

cry gene

b)

bts gene

c)

cor gene

d)

maize gene

81.

Insulin is the first pharmaceutical product that was produced from recombinant DNA technology. Which of the following is the commercial name of this commercialized recombinant insulin?

a)

Humulin

b)

Recomulin

c)

DNA-sulin

d)

Ecomulin

82.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
83.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
84.

What shape is RNA classified as?

a)

Double Helix

b)

Single Helix

c)

Ladder

d)

Triple Helix

85.

Where does translation occur?

a)

Nucleus

b)

Ribosome

c)

Lysosomes

d)

Cytoplasm

86.

Where does transcription occur?

a)

Cytoplasm

b)

Cell Membrane

c)

Nucleus

d)

Ribosome

87.
What is a segment of DNA called?
a)
Chromosome
b)
gene
c)
dominant trait
d)
nucleus
88.

In which ways can genetic engineering can improve crops

a)

Make them pest or drought resistant

b)

Make them more nutritious

c)

Make them produce more food

d)

All answers are correct

89.

Which technology below would probably be the most important to a person who had diabetes and had to take insulin every day?

a)

using recombinant DNA to produce human hormones from bacteria

b)

testing parents for genetic disorders before they have children

c)

engineering fruits and vegetables that resist insects and other pests

d)

developing ways to identify criminals through DNA fingerprinting

90.

When 'wanted' traits of plants and animals are selected by humans and passed on to their offspring, we call this .....

a)

test cross

b)

inbreeding

c)

selective breeding

d)

hybridisation

91.

The correct name for the 'wanted' trait is .......

a)

desired trait

b)

needed trait

c)

necessary trait

d)

favourable trait

92.

What are the 2 functions of restriction enzymes?

a)

to combine the DNA

b)

to recognise a specific DNA sequences

c)

to cleave (cut) the DNA in specific places

d)

to join the DNA

93.
In bacteria, restriction enzymes are used for defense. They cut up the DNA of a virus that infects bacteria.
a)
True
b)
False
94.
Restriction enzymes are found in nature inside:
a)
viruses
b)
bacteria
c)
animals
d)
plants
95.

What does genome mean?

a)

All the genes of an organism

b)

All the proteins an organism can produce

c)

All the genetic material of an organism

d)

The DNA and RNA found in the nucleus

96.

An individual with a genetic disorder often has all of his or her cells bearing the mutated gene. How can recombinant DNA technology aid in the treatment of such an individual?

a)

Use a virus with the normal gene to infect and transform target cells.

b)

Use a virus with the normal gene to correct the mutated ones in the target cells.

c)

Use a virus with the normal gene to directly synthesize the needed proteins.

d)

Use a virus with the normal gene to destroy all cells that bear that mutated gene.

97.

These are the functions of stem in a plant except:

a)

Growth

b)

Extension

c)

Conduction

d)

Support

e)

Storage

98.

Herbaceous stem are extensive hard tissues of bark.

a)

TRUE

b)

FALSE

99.

The parenchyma tissue in the center of the stem is called _____.

a)

cortex

b)

pith

c)

epidermis

d)

procambium

100.

These are primary tissues except:

a)

cambium

b)

xylem

c)

pith

d)

cortex

101.

Epidermis of a monocot stem are usually absent.

a)

TRUE

b)

FALSE

102.

Stem modification in which it grows parallel to the ground and has a creeping stem with long internodes.

a)

rhizome

b)

runner

c)

stolon

d)

corms

103.

Luya is a stem classified as ____:

a)

corm

b)

stolon

c)

rhizome

d)

tubers

104.

These are tiny secondary bulb that forms in the angle between a leaf and a stem or in place of flowersin certain plants

a)

bulb

b)

phyllocades

c)

bulblets

d)

bublet

105.

Patatas is classified as ______

a)

corms

b)

phyllocades

c)

tubers

d)

roots

106.

Cladophylls are also known as _____

a)

phyllocads

b)

phyllocades

c)

philocads

d)

phillocides

107.

What are the living and nonliving things in an environment or area?

a)

predator

b)

producer

c)

ecosystem

d)

abiotic factor

108.

An organism that can make its own food

a)

decomposer

b)

producer

c)

consumer

109.

Breaks down and feeds on the remains of other organisms

a)

decomposer

b)

consumer

c)

producer

110.

Small consumers that are hunted and eaten by larger consumers

a)

producer

b)

prey

c)

predator

111.

These organisms cannot make their own food; they must eat something for energy

a)

decomposer

b)

consumer

c)

producer

112.

NON-living things found in an ecosystem

a)

biotic

b)

abiotc

c)

habitat

113.

LIVING things in an ecosystem

a)

biotic

b)

abiotic

c)

ecosystem

114.

Choose the producer.

a)

rock

b)

tree

c)

cow

d)

bird

115.

Choose the decomposer.

a)

grass

b)

elephant

c)

bacteria

d)

bird

116.

Choose the consumer.

a)

mushroom

b)

horse

c)

tree

d)

grass

117.

Choose the abiotic factor.

a)

sunflower

b)

dog

c)

cat

d)

table

118.
The non living parts of an ecosystem
a)
abiotic factors
b)
biotic factors
c)
oxygen
d)
soil
119.
All of the different populations that live in a specific area.
a)
ecosystem
b)
habitat
c)
ecology
d)
community
120.
An abiotic part of an ecosystem; required by plants to perform photosynthesis.
a)
water
b)
soil
c)
sunlight
d)
oxygen
121.
An abiotic part of an ecosystem; this gas is required by all living things.
a)
oxygen
b)
ecology
c)
biotic factors
d)
jellybeans
122.
The place where an organism lives that provides it with shelter, food and water.
a)
ecosystem
b)
population
c)
community
d)
habitat
123.
The study of the interaction of living and nonliving things in the environment.
a)
biology
b)
ecology
c)
zoology
d)
psychology
124.
All the members of one type of species in a specific area.
a)
habitat
b)
community
c)
population
d)
ecosystme
125.
An abiotic part of an ecosystem; made of small pieces of rock, water and decaying matter.
a)
sunlight
b)
oxygen
c)
water
d)
soil
126.
All of the different populations that live in a specific area.
a)
community
b)
habitat
c)
ecosystem
d)
village