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Body Organization

Total questions: 14

Worksheet time: 9mins

Name
Class
Date
1.

Which example below is the most complex part of a multicellular organism?

a)

respiratory system

b)

red blood cell

c)

stomach

d)

connective tissue

2.
A group of cells works together to connect and support various parts of the body. This group of cells can be called a _____.
a)
an organ
b)
an organism
c)
a system
d)
a tissue
3.

A group of related cells and tissues that work together to perform a function make up ____.

a)

a system

b)

an organism

c)

an organ

d)

a cell

4.

Organs that work together are part of a(n) ________________________.

a)

cells

b)

tissue

c)

organ system

5.

Muscle tissue is made of ...

a)

muscle cells

b)

skin tissue

c)

stem cells

6.

When similar cells group together it is called a tissue

a)

true

b)

false

7.

Which condition represents homeostasis?

a)

Having a stroke

b)

Shivering on a cold day

c)

Breaking a bone

8.

Basic unit of ALL living things

a)

Cell

b)

Atom

c)

Tissue

d)

Organ

9.

What is the correct order of organization?

a)

cells->tissue->organs->organ systems-> organism

b)

tissue->cells->organs->organ systems-> organism

c)

organs->organ systems-> organism->cells->tissue

10.

___________ are the building blocks of life.

a)

cells

b)

legos

c)

organelles

d)

tissues

11.
The brain is composed, or made of, many different types of cells and tissue. What level of organization is the brain?
a)
A. organ system
b)
B. organ
c)
C. cell
d)
D. tissue
12.
The maintenance of an organism’s internal environment is called:
a)
compensating
b)
homeostasis
c)
balancing
d)
routine
13.
If the environment gets cold, we will often shiver in order to:
a)
keep body temperature the same as the external temperature
b)
decrease body temperature
c)
increase body temperature
d)
regulate blood pressure
14.

If you are dehydrated, in order to maintain homeostasis, you should

a)

drink water

b)

go for a run

c)

take a nap

d)

drink coffee