“Living or Not?”. “What do we call a living thing?” A living thing is called an organism.
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Transcript of “Living or Not?”. “What do we call a living thing?” A living thing is called an organism.
“Living or
Not?”
“What do we call a living thing?”
A living thing is called an organism.
1. All living things are made of cells.
Cheek CellElodea Plant Cells
Onion Plant Cell
A cell is the basic unit of structure and function within a living thing.
A living thing made of only one cell is called unicellular.
Amoeba
A living thing made of many cells is called multi-cellular.
Elodea Plant
2. All living things are made of similar macromolecules and chemicals.
•Water
•Carbohydrates
•Proteins
•Fats
•Vitamins
•Minerals
3. All living things use and require energy.
•Producers
•Consumers
Carbon – Oxygen Cycle
4. All living things undergo growth and develop.
5. All living things respond to their surroundings.
Stimulus – cause
Response – effect or reaction to cause
6. All living things can reproduce.
Basic Needs
Living things have basic needs.
•Energy
•Water
•Living space
•Homeostasis
Homeostasis is maintaining a stable internal environment within an organism despite changes in the surroundings.
Living things are classified as biotic. Non-living things are classified as abiotic.
How do you decide if something is living or non-living?
?
Scientific processes
Biology is a process of inquiry
Scientist make• Observations
– The skin is red– It feels smooth
• Share data/results– Tables, charts and graphs
• Hypothesis• Experimentation
– Control– Constant– Independent and dependent variables
• Scientific theory
Important Vocabulary
• Equilibrium adhesion
• Osmosis high heat capacity
• Diffusion surface tension
• Capillary action hypertonic
• Polar hypotonic
• Universal solvent isotonic
• Solute
• Cohesion
Your QuizQuestion 1
• Which of the following is the best example of a scientific model?
• a. a group of zoo monkeys to represent behavior in a natural environment
• b. a computer simulation of Earth’s climate changes
• c.an x-ray showing multiple fractures in a bone• d. a salt-water aquarium in the home of a fish
enthusiast
Question 2
• Write and example of a hypothesis?
• One sentence.
Question 3
• What is the difference between an independent variable and a dependent variable? Explain and provide an example.
Question 4 Word Meanings
• What is the meaning of this word
• Homeostasis?
• What does a- and an- mean?
Question 5 Honors
• How do experiments show
cause–and-effect relationships?
Explain and provide an example.