1

Lesson Set 2

Answer these questions about the graph below: 

   1. How much rain fell in Mar of 1989?   2. How much more rain fell in Feb of 1990 than in Feb of 1989?   3. Which year had the most rainfall?   4. What is the wettest month on the graph?    5.  What is missing from this graph?

BellworkBellwork

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Skill Development ­ What is Biology

Break the word down in to its roots.

drag each root to a box to find out its meaning

life the study of

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Skill Development ­ Properties of Life

The 7 properties of life:

Cellular Organization Homeostasis Metabolism

Response to stimuli Change through time Reproduction

click each image to learn more

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Growth and Development

Skill ­Cellular Organization

Organism:a living thing, can carry out all of life's functions

What is an organism?

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Cell ­ the smallest unit capable of all life functions

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Organization ­ the high degree of order in an organism's parts and it's interaction with the living world.

Skill ­ Homeostasis

• the maintenance of a stable internal condition

How do humans maintain their body temperature?

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Skill ­ Metabolism

• the sum of all chemical reactions that take in and transform energy and materials from the environment

Thin

k A

bout

It

Thin

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bout

It

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2

Skill Responsiveness

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Living things must be able to respond to the external environment.

click for examples

               plants bend towards sunlight

                 birds fluff their feathers to insulate                 their body in the cold

Skill ­ Reproduction

Why is evolution an important property of life?

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Change Through Time

Important for survival in a changing world

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Skill­Heredity

• the passing of genetic traits from parents to offspring

Inherited characteristics can change over generations, this is called evolution

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Reproduction

Skill ­Growth

What is the difference between development

and evolution?

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Development refers to a change in a single individual

during their lifetime

• all organisms grow, but at varying rates

• many organisms change as they grow, this is    called development

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