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characteristics of life

Total questions: 9

Worksheet time: 5mins

Name
Class
Date
1.

Made of cell(s)

a)

Could be multicellular or unicellular (single-celled)

Humans, plants vs. bacteria

b)

w

c)

w

2.

Reproduce

a)

To create offspring

b)

w

c)

w

3.

Name all of the characteristics of life

a)

Made of cells, reproduce, maintain homeostasis, metabolism ( obtain/use energy) Respond to stimuli, Growth and development.

b)

G

4.

Grow/develop

a)

Growth = increase in size (baby to child to adult)

Develop = structural/physical or mental changes (tadpole to frog, learning how to walk)

b)

g

5.

Obtain/Use Energy (Have a Metabolism)

a)

Eating food for energy or plants creating their own energy from sunlight


An elephant eating leaves, plant taking in sunlight

b)

v

6.

Respond to Stimuli

a)

Ability to have natural reactions.


Plant leaning towards window, jumping at loud noise

b)

g

7.

Maintain Homeostasis

a)

A stable internal environment.


Body temperature, blood sugar level, heart rate, pulse

b)

g

8.

According to the Characteristics of Life, how is a virus different from living things?

a)

Viruses are not made of cells (even smaller! it is a capsid), cannot reproduce without being in a host, does not maintain homeostasis, BUT it can adapt and mutate (respond to stimuli)

b)

gd

9.

Define Osmosis:

a)

The movement of water from an area of high concentration to an area of low concentration until it has reached equal concentrations.

b)

5