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Worksheets

Animal Systems

Total questions: 25

Worksheet time: 17mins

Name
Class
Date
1.

The organ system that breaks down food so it can be absorbed into the bloodstream.

a)

nervous system

b)

digestive system

c)

skeletal system

d)

respiratory system

2.

The set of organs that uses information from the senses to control other body systems.

a)

circulatory system

b)

muscular system

c)

endocrine system

d)

nervous system

3.

The organ system that removes cellular wastes from the body.

a)

excretory system

b)

muscular system

c)

digestive system

d)

endocrine system

4.

The set of ductless organs that secrete hormones directly into the bloodstream to regulate life processes.

a)

endocrine system

b)

skeletal system

c)

digestive system

d)

circulatory system

5.

The body system made up of muscles that move bones.

a)

skeletal system

b)

muscular system

c)

respiratory system

d)

nervous system

6.

The organ system that consists of the heart and blood vessels and that moves blood through the body.

a)

circulatory system

b)

endocrine system

c)

digestive system

d)

respiratory system

7.

The organ system that brings oxygen to body cells and removes waste gas.

a)

circulatory system

b)

digestive system

c)

excretory system

d)

respiratory system

8.

The scenario above is best described by the interaction of what three body systems?

a)

X=respiratory system, Y=circulatory system, Z=reproductive system

b)

X=muscular system, Y=nervous system, Z=immune system

c)

X=circulatory system, Y=immune system, Z=muscular system

d)

X=muscular system, Y=digestive system, Z=circulatory system

9.
What is the circulatory system's main purpose?
a)
It delivers carbon dioxide and waste to the lungs through blood vessels
b)
It delivers oxygen and nutrients to all the cells in the body and takes carbon dioxide and waste to the lungs through blood vessels
10.
The digestive system is a group of organs working together to 
a)
turn food into nutrients for energy and growth 
b)
break down food into smaller pieces
c)
add bile to the food in the stomach 
d)
push food through the system 
11.
The muscular system works directly with the _____________system to allow the body to move. 
a)
skeletal 
b)
endocrine
c)
circulatory
d)
digestive 
12.
Which system of the human body provides protection to most of the major organs?
a)
skeletal system
b)
circulatory system
c)
respiratory system
d)
muscular system
13.

Which scenario below best describes the interaction between the endocrine and reproductive system.

a)

Hormones are produced causing ovulation in a female for reproduction.

b)

Muscles are contracted, pushing food from the stomach into the small intestine.

c)

A male rabbit sees and chases a female rabbit.

d)

A bird lays her eggs, and protects them from possible predators.

14.
What two human systems work together to provide body cells with a constant supply of oxygen while removing carbon dioxide waste products?
a)
Nervous and endocrine
b)
Muscular and skeletal
c)
Respiratory and circulatory
d)
Excretory and integumentary
15.
Coracias garrulus is a blue bird with an orange-brown back. The offspring of this bird have an effective defense mechanism. The young birds vomit and cover themselves in a foul-smelling orange liquid when they sense a threat by predators. Which two systems alert the young bird to the danger and help produce the vomit it uses as a defense?
a)
Nervous and digestive
b)
Integumentary and muscular
c)
Immune and respiratory
d)
Excretory and reproductive
16.
What is responsible for delivering oxygen and removing carbon dioxide from the body?
a)
cell nucleus
b)
excretory system
c)
nervous tissue
d)
respiratory system
17.

What two body systems are most useful in getting nutrients from the food you eat to your brain?

a)

Muscular and Endocrine Systems

b)

Nervous and Digestive Systems

c)

Nervous and Circulatory Systems

d)

Circulatory and Digestive Systems

18.

Which organ systems are responsible for supplying the body with energy from food molecules?

a)

Skeletal and Circulatory Systems

b)

Digestive and Nervous Systems

c)

Circulatory and Digestive Systems

d)

Muscular and Skeletal Systems

19.

The Immune system keeps the body stable by _____.

a)

Keeping the body's temperature normal

b)

excreting wastes

c)

Killing disease causing organisms

d)

breaking down food into usable molecules

20.

When a person breathes the lungs absorb oxygen, which is used by cells to carry out the process of --

a)

respiration

b)

Secretion

c)

photosynthesis

d)

excretion

21.
Organ System that includes skin, hair, and nails.  Protects your body and regulates body termperature.
a)
Integumentary
b)
Circulatory
c)
Digestive
d)
Excretory
22.

Julie has a disorder that the doctors found very difficult to diagnose. Her primary symptom is that her muscles twitch without her control. Which systems are involved?

a)

digestive and circulatory systems

b)

Skeletal and excretory systems

c)

muscular and nervous systems

d)

respiratory and reproductive systems

23.

You are at the Texas Ranger’s World series game. You eat the most expensive hot dog you ever had in your life. Which systems are most likely involved?

a)

Muscular system and endocrine system

b)

Muscular system and digestive system

c)

immune system and nervous system

d)

respiratory system and reproductive system

24.

You are very upset, you start to get angry and your heart starts to beat faster and you want to get in a fight. Which systems are most like involved?

a)

Nervous system and circulatory system

b)

Digestive and circulatory system

c)

Skeletal system and immune system

d)

Excretory system and digestive system

25.

This is a system in the body that includes the brain, spinal cord, and nerves. It coordinates and controls the body's actions.

a)

digestive system

b)

nervous system

c)

circulatory system

d)

muscular system