aim: what are the needs of living things? list five needs of living things

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AIM: What are the needs of living things? List FIVE needs of living things

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AIM: What are the needs of living things?

List FIVE needs of living things

Homeostasis Homeostasis

Homeostasis Homeostasis

AIM: What are the needs of living things?

What do these pictures have in common?

What do these pictures have in common?

What do these organisms need?

What do these organisms need?

Question

What gases in air are essential for life

Answer?

Oxygen and Carbon Dioxide

AIM: What are the needs of living things?

Question

What else do living things need?

Answer?

AIM: What are the needs of living things?

Question

Why do plants need sun?

Answer?

Plants use the sun for photosynthesis

AIM: What are the needs of living things?

QuestionQuestion

OK, so why do animals need OK, so why do animals need sun?sun?

Answer?Answer?

What do animals sometimes eat?What do animals sometimes eat?

P L A N T SP L A N T S

AIM: What are the needs of living things?

Water is a basis for the chemical reactions which occur in living things

AIM: What are the needs of living things?

What do these pictures have in common?

Food, shelter, water, enough air, enough sunlight.

However, since living space is limited, what does that lead to?

Competition: Survival of the fittest!

What does a living space provide?

QUESTION:

What is your body temperature?

98.6What is your body temperature when it is 32 degrees outside?

98.6What is your body temperature when it is 100 degrees outside? 98.6

AIM: What are the needs of living things?

What is Homeostasis

Let’s find the answer

Homeostasis is the ability of a living animal to keep the conditions inside its body constant…

… (usually body temperature)…

… in order to carry out life’s processes

AIM: What are the needs of living things?

Question

Why is homeostasis important?

Answer?

Different animals need to maintain specific temperature ranges in order for them to live -- and for them to be able to carry out life processes.

Question

What were the life processes again?

Answer?

1. Nutrition (Ingestion, digestion)2. transport3. Respiration4. Excretion5. reproduction

5 NEEDS of Living Things

AIR

Sunlight (most)

Water

Food

Shelter/Living Space

AIM: What are the needs of living things?

Class Activity:

Worksheets: 2-7

AIM: What are the needs of living things?

Homework:

INTERNET QUESTIONS

Paragraph

AIM: What are the needs of living things?