Characteristics of Life
How does a lion show "Acquisition of Materials and Energy"?
They drink water and eat animals, which they then digest and turn into energy
What would be a good scientific question to ask after you notice that one of your shoelaces comes untied at the end of every school day?
Must be specific, testable, and not based on opinions.
If you were hot, how would your body react to maintain homeostasis?
What is metabolism?
All the chemical reactions and processes that happen within the body/cells
A mother and a father both have brown hair. Their child also has brown hair. Which characteristic of life is being shown here?
Genetic Inheritance
Make a good hypothesis for the following question:
"Do dogs prefer chicken or beef?"
If dogs are given the choice between chicken or beef, they will eat the beef first because beef is more flavorful.
Provide two ways your body needs to maintain homeostasis when you play football.
Sweating, breathing faster, higher heart rate, drinking water to rehydrate
In humans, do males or females live longer on average?
Females
Choose 3 characteristics of life and explain how a dog shows those characteristics of life.
Answers may vary
Design a procedure for testing whether dogs prefer to eat chicken or beef.
Answers vary
What is the definition of homeostasis?
Regulation of internal environment
Which color are humans able to see the most hues of?
Green
Choose 4 characteristics of life and explain how a sunflower plant shows those characteristics of life.
Answers may vary
List all 6 steps of the scientific process in order.
Problem/question, research, hypothesis, experiment, collect/analyze data, conclusion
When it gets too hot, the thermostat detects this and turn on the AC to cool it down.
When it gets too cold, the thermostat detects this and turns on the heat to warm the house up.
Sow bugs are not actually bugs. In fact, they are actually........
Crustaceans (like crabs, shrimp, and lobsters)
What are all 7 characteristics of life?
You must also briefly explain what each one means.
Acquisition of materials and energy- making/using energy and getting food
Order- organism is organized and made of cells
Response to stimuli- when things happen to/around the organism, it responds or reacts
Homeostasis- regulation of internal environment (maintaining your normal)
Genetic inheritance- having DNA that determines traits and getting that DNA / those traits from your parents
Evolutionary adaptations- any structure or behavior that helps the organism survive better
You notice that your chickens hang their mouths open when it is hot outside and you wonder why.
Walk us through the scientific process for figuring out why this happens.
There are 6 major steps to this process.
Answers may vary but must include:
The problem/question, research, a hypothesis, experimental procedure, data analysis, and conclusion
Which organ is most responsible for sensing and regulating the body's internal states, such as temperature and water?
Hypothalamus
How long does it take for the light of the sun to reach the earth?
8.5 minutes