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Worksheets

EOC Test PBS 2022 Review Materials

Total questions: 68

Worksheet time: 35mins

Name
Class
Date
1.

What is the effect of height on the size of blood spatter?

a)

higher = smaller diameter

b)

higher = larger diameter

c)

height has no effect on the size of blood spatter

d)

it is impossible to tell the effect

2.

Which of these could NOT be used to identify a single suspect in a criminal investigation?

a)

fingerprints

b)

blood type

c)

DNA analysis

d)

all of the above could be used

3.

A variable that is being measured in response to what the researcher is changing is

a)

the independent variable

b)

the dependent variable

c)

the control

d)

the hypothesis

4.

What enzymes cut DNA in specific places in order to create RFLP's?

a)

polymerases

b)

restriction enzymes

c)

ligases

d)

DNA cutter enzymes

5.

Which hormone is produced when blood sugar is LOW?

a)

glucagon

b)

insulin

c)

glucose

d)

pancreasome

6.

Which molecule is made up of amino acids?

a)

carbohydrates

b)

lipids

c)

proteins

d)

water

7.

Which molecule contains the most energy?

a)

carbohydrates

b)

lipids

c)

proteins

d)

water

8.

What type of molecule is this?

a)

Carbohydrate

b)

lipid

c)

protein

d)

water

9.

What type of molecule is this?

a)

Carbohydrate

b)

lipid

c)

Protein

d)

water

10.

If a person has LOW blood sugar, they have

a)

Hypoglycemia

b)

hyperglycemia

11.

Cells exposed to HIGH concentrations of sugar will

a)

expand

b)

shrink

c)

not change

d)

expand then shrink

12.

Which blood component will increase when the body is fighting infection?

a)

red blood cells

b)

white blood cells

c)

platelets

d)

plasma

13.

During Transcription

a)

DNA is used to make mRNA

b)

mRNA is used to make proteins

c)

DNA is used to make proteins

d)

mRNA is used to make DNA

14.

Why can a child have sickle cell, but their parents do not?

a)

it is recessive

b)

it is dominant

c)

it only shows in males

d)

it only shows if a person is sick

15.

Control of blood sugar levels in the body is an example of a

a)

positive feedback loop

b)

negative feedback loop

c)

neutral feedback loop

d)

cause-effect feedback loop

16.

What does the tricuspid valve do?

a)

Prevent backflow from the RA to RV

b)

Prevent backflow from the RV to RA

c)

Prevent backflow from the LV to LA

d)

Prevent backflow from the LA to LV

17.

Which heart structure carries deoxygenated blood to the lungs?

a)

pulmonary artery

b)

pulmonary vein

c)

aorta

d)

superior vena cava

18.

Which heart structure carries deoxygenated blood from the lower body to the RA?

a)

Aorta

b)

pulmonary vein

c)

Superior vena cava

d)

Inferior vena cava

19.

Which blood vessel has thick walls to carry blood under high pressure to the body?

a)

artery

b)

vein

c)

capillary

d)

all of the above

20.

What is the ideal blood pressure

a)

20/100

b)

180/20

c)

120/80

d)

20/80

21.

Which number represents the pressure of blood in the arteries as ventricles relax?

a)

total blood pressure

b)

systolic

c)

diastolic

d)

histolic

22.

Which molecule takes cholesterol to the cells?

a)

LDL

b)

HDL

23.

Which molecule removes excess cholesterol and transports it to the liver?

a)

LDL

b)

HDL

24.

Which of these is NOT part of the immune system's innate defenses?

a)

skin

b)

B cells

c)

nose hair

d)

mucus

25.

What is the primary factor that determines the three-dimensional shape of a protein?

a)

The structure of peptide bonds

b)

The sequence of peptide bonds

c)

The sequence of amino acids

d)

The structure of the amino acids

26.

What is the term for distinct segments of DNA that differ from person to person?

a)

traits

b)

chromosomes

c)

nucleotides

d)

genes

27.

Which statement about blood pressure is true?

a)

The top number of blood pressure reading represents the pressure exerted on the vessels when the heart is relaxing

b)

Blood pressure can be measured directly with an EKG

c)

A blood pressure reading of 160/100 is considered a healthy blood pressure

d)

Factors that can increase blood pressure include stress, a high salt diet, and cholesterol buildup in the blood vessels

28.

Both the respiratory system and circulatory system are necessary for the delivery of oxygen to body tissues. Which statement correctly explains how these two systems work together?

a)

Capillaries surround the alveoli and allow oxygen to diffuse into the blood stream to be transported to body tissues

b)

White blood cells bind to oxygen from the lungs and carry the oxygen to the body tissues

c)

The lungs supply the oxygen and the veins deliver the oxygen to the body

d)

Oxygenated blood moves from the bronchial tubes to the aorta and then is transported to the body tissues

29.

Which condition would be a consequence of a malfunction in the large intestine?

a)

Ulcers

b)

Diarrhea

c)

Salivation

d)

Acid reflux

30.

How does the urinary system maintain cellular homeostasis?

a)

Regulates water balance

b)

Regulates blood sugar

c)

Separates damaged cells

d)

Delivers oxygen to cells

31.

Which are included in crime scene sketches? (choose all that apply)

a)

time of death

b)

scale

c)

evidence

d)

cause of death

e)

location

32.

The effect of type of music on heart rate was tested by a student. What is the INDEPENDENT variable in the experiment?

a)

heart rate

b)

type of music

c)

time

33.

What part of the hair is represented by letter A?

a)

cuticle

b)

cortex

c)

medulla

d)

root

34.

What part of the hair is represented by letter B?

a)

cuticle

b)

cortex

c)

medulla

d)

root

35.

What part of the hair is represented by letter C?

a)

cuticle

b)

cortex

c)

medulla

d)

root

36.

Fingerprint ridge details are referred to as

a)

minutiae

b)

ridge details

c)

loops

d)

patterns

37.

What fingerprint ridge pattern is seen here?

a)

whorl

b)

loop

c)

arch

d)

fork

38.

What fingerprint ridge pattern is seen here?

a)

whorl

b)

loop

c)

arch

d)

fork

39.

What fingerprint ridge pattern is seen here?

a)

whorl

b)

loop

c)

arch

d)

fork

40.

Which part of blood is responsible for carrying oxygen?

a)

red blood cells

b)

white blood cells

c)

platelets

41.

Which part of blood is responsible for fighting infection?

a)

red blood cells

b)

white blood cells

c)

platelets

42.

Which part of blood is responsible for clotting?

a)

red blood cells

b)

white blood cells

c)

platelets

43.

The Kastle-Meyer test is a _____________ test because it suggest a sample MAY contain blood.

a)

presumptive

b)

confirmatory

44.

Which DNA bases pair together?

a)

A-T

b)

G-A

c)

C-T

d)

T-G

45.

When DNA is run through gel electrophoresis, the DNA moves toward the __________ end of the gel.

a)

positive

b)

negative

c)

neutral

46.

Which body system forms the body's external covering?

a)

Integumentary

b)

Endocrine

c)

Lymphatic

d)

Cardiovascular

47.

Which body system eliminates waste and regulates water balance?

a)

digestive

b)

urinary

c)

endocrine

d)

respiratory

48.

Which body system secretes hormones that regulate processes within the body?

a)

Integumentary

b)

nervous

c)

digestive

d)

endocrine

49.

Which body system protects and supports body organs and stores minerals?

a)

skeletal

b)

muscular

c)

endocrine

d)

integumentary

50.

Which body system filters fluid in the body and attacks foreign substances?

a)

immune

b)

integumentary

c)

digestive

d)

endocrine

51.

Which can be used to estimate time of death? (check ALL that apply)

a)

DNA analysis

b)

blood spatter

c)

clouding of corneas

d)

lividity

e)

algor mortis

52.

Which term is used to describe the cooling of the body after death?

a)

algor mortis

b)

livor mortis

c)

rogor mortis

d)

decomposition

53.

Which type of tissue lines the surfaces of organs and blood vessels?

a)

epithelial

b)

connective

c)

nervous

d)

muscle

54.

Which type of tissue is composed of specialized cells called neurons?

a)

epithelial

b)

connective

c)

nervous

d)

muscle

55.

Which valve prevents blood from flowing back from the right ventricle into the right atrium?

a)

mitral

b)

tricuspid

c)

pulmonary

d)

aortic

56.

Which blood vessel carries oxygenated blood to the body?

a)

superior vena

b)

aorta

c)

inferior vena cava

d)

pulmonary artry

57.

In which phase of mitosis do chromosomes line up at the center of the cell?

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase/cytokinesis

e)

interphase

58.

In which phase of mitosis do chromosomes condense and become visible while the nuclear envelope disappears?

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase/cytokinesis

e)

interphase

59.

 

In which phase does DNA replicate so that there are two copies of each chromosome?

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase/cytokinesis

e)

interphase

60.

When cancer cells spread to other parts of the body, ________ has occurred.

a)

metastasis

b)

meiosis

c)

biopsy

d)

karyotyping

61.

People who study disease outbreaks are

a)

epidemiologists

b)

paleontologists

c)

entymologists

62.

A _________infection is one that patients acquire at a hospital.

a)

pandemic

b)

outbreak

c)

endemic

d)

nosocomial

63.

Organisms that cause infectious disease are called

a)

pathogens

b)

hosts

c)

antibodies

d)

nosocomial

64.

Athlete's foot and ringworm is caused by this infectious agent

a)

helminths

b)

bacteria

c)

protists

d)

fungi

65.

Parasitic worms that cause infection

a)

protists

b)

prions

c)

fungi

d)

helmiinths

66.

Non-living proteins that cause infection

a)

viruses

b)

prions

c)

protists

d)

helminths

67.

Small hairs that trap pathogens are

a)

cilia

b)

flora

c)

mucous

d)

phagocytes

68.

Largest artery in the body

a)

aorta

b)

left ventricle

c)

right ventricle