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Atomic Structure and Characteristics of Life - Academic

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.
What is the most basic unit of life?
a)
cell
b)
tissue
c)
organ
d)
organ system
2.
When a baby kitten becomes an adult cat, this is an example of...
a)
energy metabolism
b)
growth and development
c)
response to stimuli
d)
having cells
3.

Living things are based on a universal genetic

code. What molecule is responsible for that code?

a)

RNA

b)

Lipid

c)

Protein

d)

DNA

4.

For single-celled organisms, _____ is

mostly an increase in size.


Multicellular organisms go through a

process called __________, where cells

divide and differentiate into different

kinds of cells.

a)

Evolve, respond to stimulus

b)

Expansion, progress

c)

Growth, development

d)

Production, evolution

5.

The combination of chemical reactions through

which an organism builds up or breaks down

materials as it carries out its life processes is called ...

a)

absorption

b)

metabolism

c)

digestion

d)

consumption

6.

Maintaining a stable internal

environment is called

a)

homeostasis

b)

equilibrium

c)

balance

d)

evenness

7.

This subatomic particle is responsible for bonding between atoms.

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

8.

Identify the characteristic: Green plants produce their own food through the process of photosynthesis.

a)

All living things use energy

b)

All living things contain cells

c)

All living things maintain homeostasis

d)

All living things grow

9.

Identify the characteristic: A camel has eyelashes that work to keep the dust and sand out of its eyes.

a)

All living things adapt/respond to their environment

b)

All living things grow

c)

All living things have cells

d)

All living things use energy

10.
Which of the following is NOT a characteristic shared by all living organisms?
a)
Ability to move
b)
Ability to grow and develop
c)
Made up of one or more cells
d)
Responds to stimuli
11.
In order for something to be considered a living organism, it must display _____ of the eight characteristics of living things.
a)
all
b)
some
c)
one
d)
more than half
12.
Organisms, such as bacteria, are ______________ which means they consist of only a single cell.
a)
unicellular
b)
multicellular
c)
autotrophic
d)
heterotrophic
13.
Living things need energy to survive?
a)
True
b)
False
14.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

15.
When you step out into the cold, your body shivers in order to keep its temperature at 98.6F.
a)
All living things use energy
b)
All living things contain cells
c)
All living things maintain homeostasis
d)
All living things grow
16.
A worm turns away from light is an example of a worm
a)
reproducing
b)
doing cellular respiration
c)
having cells
d)
responding to its environment
17.
Value representing the number of protons in an element
a)
Atomic Mass
b)
Mass Number
c)
Valence Electrons
d)
Atomic Number
18.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus 
d)
Electrons
19.
Where electrons are likely to be found as they travel around the nucleus
a)
Nucleus
b)
Electron Cloud
c)
Within a Proton
d)
Within a Neutron
20.
A tiny but very dense, positively charged portion of the atom that holds most of the atomic mass
a)
Electron Shells
b)
Orbitals
c)
Electron Cloud
d)
Nucleus