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Living Systems Review

Total questions: 25

Worksheet time: 10mins

Name
Class
Date
1.

The body system that helps you break down food into nutrients that your body can use is the ____________________ system.

a)

Nervous

b)

Digestive

c)

Muscular

d)

Circulatory

2.

Humans breathe out ___________________________. Plants use this gas to help make their own food.

a)

carbon monoxide

b)

carbon oxygen

c)

oxygen

d)

carbon dioxide

3.

Single cell organisms are called _______________ organisms. Since they only have one cell, they do NOT NEED TRANSPORT SYSTEMS.

a)

unicellular

b)

transport

c)

multicellular

d)

many cellular

4.

The ___________ system controls all of the over body systems. It consists of the brain, neurons, and the spinal cord.

a)

skeletal

b)

muscular

c)

circulatory

d)

nervous

5.

A _____________________ organism is made up of two or more cells. These types of organisms need transport systems to assist with the basic life functions.

a)

unicellular

b)

transport

c)

multicellular

d)

plant

6.

The __________________system circulates nutrients and oxygen throughout your body. The heart is the main organ of this system and your blood is what circulates the nutrients and oxygen.

a)

circulavascular

b)

circulatory

c)

muscular

d)

digestive

7.

The lungs are one of the main organs of the ______________ system, the system that helps you breathe.

a)

nervous

b)

muscular

c)

cardiovascular

d)

respiratory

8.

One of the main jobs of the ____________________ system is to give your body shape and structure. An additional job of this system is to protect organs.

a)

circulatory

b)

digestive

c)

muscular

d)

skeletal

9.

The skeletal system and the ________________ system work together to help your body move.

a)

muscular

b)

digestive

c)

circulatory

d)

skeletal

10.

Which of the following is the correct order of cellular organization?

a)

cell -- tissue -- organ system -- organism -- organ

b)

cell -- tissue -- organ -- organ system -- organism

c)

organism -- organ system -- organ -- tissue -- cell

d)

cell -- organ -- tissue -- organ system -- organism

11.

Which human body system is also known as the circulatory system?

a)

excretory

b)

digestive

c)

circulatory

d)

nervous

12.

A group of organs that work together to perform a specific function is a(n) _____________?

a)

organism

b)

organ system

c)

organ

d)

tissue

13.

The lungs are the main structure of this body system. What system is it?

a)

skeletal

b)

excretory

c)

respiratory

d)

circulatory

14.

The main difference between the respiratory system and circulatory system is:

a)

The respiratory system takes in carbon dioxide from our surroundings and the circulatory system transports carbon dioxide and nutrients to the cells.

b)

The respiratory system takes in oxygen from our surroundings and the circulatory system transports carbon monoxide to the cells.

c)

The circulatory system takes in oxygen from our surroundings and the respiratory system transports oxygen and nutrients to the cells.

d)

The respiratory system takes in oxygen from our surroundings and the circulatory system transports oxygen and nutrients to the cells.

15.

In the small intestine, food is changed into nutrients and then absorbed into the body to be transported to the cells. Which of the following correctly describes the two body systems working together?

a)

digestive and excretory

b)

digestive and circulatory

c)

excretory and circulatory

d)

circulatory and nervous

16.

Nora was playing soccer but ended up getting slide tackled and injured her leg. What body system is responsible for sending pain signals to the brain?

a)

respiratory

b)

excretory

c)

digestive

d)

nervous

17.

How is the circulatory system of humans similar to the vascular system of plants?

a)

They both transport water and nutrients to the cells and help with the elimination of waste.

b)

They both transport waste to the cells and help digest food

c)

They both send signals throughout the system and help break down food

d)

They both transport oxygen to the cells and help with sending signals to the brain

18.

A(n) ______________ is the smallest unit and function of life.

a)

organism

b)

organ

c)

tissue

d)

cell

19.

Fill in the missing parts of the organization of cells:

cell -- _______ -- organ -- _______ -- organism

a)

organ system; tissue

b)

tissue; organ system

c)

tissue; organ

d)

organ system; cell

20.

How are the animal and plant cells different?

a)

The plant cell has cytoplasm.

b)

The plant cell has a cell wall.

c)

The animal cell has a nucleus.

d)

The animal cell has a vacuole.

21.
Acts as a protective coat. Keeps fluids and liquids in, keeps bacteria and germs out.
a)
Liver
b)
Large Intestine
c)
Kidneys
d)
Skin
22.
The control center of the human body. Sends signals throughout the body to make us function.
a)
Lungs
b)
Liver
c)
Brain
d)
Skeleton
23.
Absorb remaining water and matter that was not digested and turn it into waste.
a)
Liver
b)
Large Intestine
c)
Brain
d)
Skin
24.
This is a example of........ 
a)
organ system
b)
cells
c)
organ
d)
tissue
25.

Where are most nutrients absorbed during digestion?

a)

Small Intestine

b)

Stomach

c)

Large Intestine

d)

Esophagus