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Unit 5 Exam Review (Human Organ Systems)

Total questions: 39

Worksheet time: 20mins

Name
Class
Date
1.

Which organ system is responsible for the transport of oxygen?

a)

respiratory system

b)

circulatory system

c)

digestive system

d)

endocrine system

2.

Which organ system is correctly paired with its function?

a)

Nervous System - release chemicals involved in cellular communication

b)

Endocrine System - transport of oxygen

c)

Digestive System - release of hormones

d)

Circulatory System - breakdown of macromolecules

3.

Coded information in a cell refers to

a)

DNA located in the ribosome

b)

DNA located in the nucleus

c)

glucose used in the mitochondria

d)

glucose produced in the mitochondria

4.

Which letter refers to the nucleus?

a)

A

b)

B

c)

C

d)

D

5.

Which body systems working together to bring in oxygen and transport it throughout the body?

a)

Circulatory and respiratory systems

b)

Digestive and circulatory systems

c)

Respiratory and digestive systems

d)

Nervous and Endocrine Systems

6.

Which structure is found inside single celled organisms?

a)

Organelles

b)

Tissues

c)

Organ

d)

Organ systems

7.

Which term means a group of cells with the same structure and function?

a)

tissue

b)

organ

c)

organ system

d)

organism

8.

What does absorb mean?

a)

Take in

b)

Let out

c)

Synthesize

d)

Break down

9.

Which of the following is the correct order of organization in living things from least complex to most complex?

a)

Organism, cell, tissue, organ, organ system

b)

Organ system, organ, tissue, cell, organism

c)

Cell, tissue, organ, organ system, organism

d)

Cell, organ, tissue, organ, organism, organ system

10.

What chemical is released by the nervous system?

a)

endocrine system

b)

hormones

c)

neurotransmitters

11.

What chemical is released by the endocrine system?

a)

hormone

b)

neurons

c)

nerves

d)

neurotransmitters

12.

In order for a cell to be a target cell for a hormone it has to

a)

have the appropriate receptor with the same shape as the hormone

b)

have the appropriate receptor with a different shape as the hormone

c)

have the appropriate neurotransmitters with a different shape as the hormone

d)

have the appropriate neurotransmitters with the same shape as the hormone

13.

The building block of starch is

a)

simple sugars

b)

amino acids

c)

fatty acids

d)

nucleotide bases

14.

What is the function of insulin?

a)

decrease blood glucose levels

b)

increase blood glucose levels

c)

intake oxygen

d)

excrete urea

15.

After eating glucose levels are

a)

high

b)

low

16.

This is a picture of a

a)

neuron

b)

hormone

c)

gland

d)

brain

17.

Cellular structure in which cellular respiration occurs

a)

mitochondria

b)

ribosome

c)

nucleus

18.

Two primary agents of cellular communication are

a)

chemicals made by blood cells and simple sugars.

b)

hormones and carbohydrates.

c)

hormones and chemicals made by nerve cells.

d)

enzymes and starches.

19.

Feedback mechanisms are processes that

a)

maintain a steady internal state

b)

maintain an imbalance in organ systems

c)

maintain a steady external state

d)

maintain a hot temperature in the body only

20.

The diagram represents an interaction between parts of an organism.

The secreting cells are gland cells. Therefore, the blue circles in this diagram best represents

a)

DNA molecules

b)

receptors molecules

c)

starch molecules

d)

hormone molecules

21.

Select the two causes of muscle fatigue:

a)

too much oxygen in cells

b)

not adequate (enough) oxygen in cells

c)

buildup of metabolic waste in cells

d)

buildup of waste like glucose in cells

22.

Plant cells in a tube would float to the surface if exposed to sunlight because they produce

a)

oxygen, a gas

b)

carbon dioxide, a gas

c)

glucose, a molecule

d)

ATP, a molecule

23.

The diagram represents an activity that occurs in the human body. It best illustrates

a)

A feedback mechanism that maintains homeostasis.

b)

A feedback mechanism that shows how nutrients travel.

c)

Maintenance of temperature in all organisms

d)

Balance of hormones that regulate temperature

24.

Can a single-celled organism have tissues?

a)

Yes

b)

No

25.

Select the levels of organization for a single celled organism like bacteria.

a)

cells --> tissues --> organ --> organ system

b)

organelles --> cells --> tissues --> organ --> organ system

c)

organelles --> organ --> organ system

d)

organelles --> cell --> organism

26.

Select what is true about the digestion of proteins.

a)

Enzymes break down protein into amino acids

b)

Enzymes break down protein into fatty acids

c)

Enzymes break down protein into hormones

d)

Enzymes break down protein into simple sugars

27.

Select what is true about the digestion of starch.

a)

Enzymes break down starch into amino acids

b)

Enzymes break down starch into fatty acids

c)

Enzymes break down starch into hormones

d)

Enzymes break down starch into simple sugars

28.

Identify the organ system in this image.

a)

digestive system

b)

respiratory system

c)

circulatory system

d)

endocrine system

29.

Identify the organ system in this image.

a)

digestive system

b)

respiratory system

c)

circulatory system

d)

endocrine system

30.

Identify the organ system in this image.

a)

digestive system

b)

respiratory system

c)

circulatory system

d)

endocrine system

31.

Identify the biological catalysts used in digestion

a)

enzyme

b)

hormone

c)

receptor

d)

neurotransmitter

32.

Identify the cellular structure that produces ATP

a)

mitochondria

b)

cellular respiration

c)

cell membrane

d)

glucose

33.

Why does starch need to be digested to enter the bloodstream?

a)

it is too large to diffuse

b)

is too small to active transport

c)

it made of amino acids

d)

hormones are important

34.

Identify the organ system in this image.

a)

digestive system

b)

respiratory system

c)

nervous system

d)

endocrine system

35.

Explain why blood glucose levels decrease after eating in a healthy adult.

a)

Insulin lowers blood sugar levels.

b)

Insulin increases blood sugar levels.

c)

Insulin absorbs blood sugar levels.

d)

Insulin inhales blood sugar levels.

36.
What is the main function of the excretory system?
a)
to collect and remove wastes from the body
b)
to strengthen skeletal muscles
c)
to protect the nervous system
d)
to bring oxygen to body cells
37.

A student wants to know if the amount of exercise effects the pulse rate of students. What is the independent variable?

a)

amount of exericse

b)

pulse rate

38.

To make an experiment more valid, I need to

a)

repeat the exerpiment

b)

change the results

c)

change the hypothesis

d)

add more independent variables

39.

I know that a biological catalyst is another name for the molecule

a)

enzyme

b)

protein

c)

hormone

d)

variable