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Levels of Organization in Organisms

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

A students is studying levels of organization in birds. Which level would describe a bird's stomach?

a)

cell

b)

tissue

c)

organ

d)

organ system

2.

Veins are blood vessels that carry blood to the heart. They are made of different tissues. What level of organization are arteries?

a)

cells

b)

tissues

c)

organs

d)

organ systems

3.

Which of these would be an example of the organism level of organization?

a)

dog

b)

tail

c)

fur

d)

digestive system

4.

Which level of organization would be considered the most specialized and complex?

a)

Cell

b)

Tissue

c)

Organ System

d)

Organism

5.

Which level of organization would be considered the least complex or specialized (meaning it can't perform many different jobs on its own).

a)

cell

b)

tissue

c)

organ

d)

organ system

6.

Which statement best describes the relationship between the structure and function in an organism?

a)

It refers to the different types of tissues within an organism.

b)

It refers to the jobs that different organs and tissues have.

c)

It refers to the location of different tissues, organs, and organ systems.

d)

It refers to how the shape and size of a structure helps it best perform its job.

7.

In order to bite, chew, and swallow food which organ systems have to work together to make this happen?

a)

cells, tissues, and organs

b)

circulatory and muscular systems

c)

muscular system, nervous system, and digestive system

d)

muscular system, respiratory system, and heart

8.

Skin is made of many cells that are similar is structure that work together. Therefore skin is considered a

a)

cell

b)

tissue

c)

organ

d)

organ system

9.

Which statement helps to explain how the respiratory system and circulatory system work together?

a)

The respiratory system helps to get oxygen into the body and the circulatory system helps transport it throughout the body.

b)

The circulatory system gets oxygen into the body and the respiratory system helps transport it throughout the body.

c)

The circulatory system needs blood that is produced by the respiratory system.

d)

The respiratory system keeps the circulatory system organized.

10.

Our heart, digestive system, and muscles that connect to our bones are all made of different types of muscle tissue. What is the main function of all muscle tissue?

a)

To help digest food.

b)

To help move the organism from one place to another.

c)

To cause movement in different parts of the body.

d)

To circulate nutrients and wastes throughout the body.

11.

Which statement explains why a blood cell would be different than a muscle cell?

a)

They are found in different parts of the body.

b)

They are only found in animals, not in plants.

c)

Muscle cells must work together to perform a function.

d)

Blood and muscle have different jobs to do in organisms.

12.
Which of the following is the correct order of organization in living things from most basic (simple) to most complex?
a)
a.  Organism, cell, tissue, organ, organ system
b)
a.  Organ system, organ, tissue, cell, organism
c)
a.  Cell, tissue, organ, organ system, organism
d)
a.  Cell, organ, tissue, organ, organism, organ system
13.
The cell is the building block of all living things.
a)
True
b)
False
14.

Which level of organization is the largest and most complex?

a)

Cell

b)

Tissue

c)

Organ

d)

Organ System

e)

Organism

15.
Use this diagram of living systems to answer this question. Which figure is a tissue?
a)
1
b)
2
c)
1 & 2
d)
1 & 3
16.
Use this diagram of living systems to answer this question. Which figure is 4?
a)
an organ
b)
an organ complex
c)
an organ group
d)
an organ system
17.

Which system breaks down food into minerals that your body can use?

a)

excretory

b)

circulatory

c)

respiratory

d)

digestive

18.

Which Human Body System circulates blood to all the working parts of your body?

a)

Respiratory System

b)

Circulatory System

c)

Digestive System

d)

Nervous System

19.

Which Human Body System reacts to your 5 senses to send messages to your body?

a)

Respiratory System

b)

Circulatory System

c)

Digestive System

d)

Nervous System

20.

Which Human Body System brings oxygen into your body?

a)

Respiratory System

b)

Circulatory System

c)

Digestive System

d)

Nervous System