1
NAS 2 CHALLENGE NEWEST ACTUAL 2025/2026
EXAM TCC WITH COMPLETE QUESTIONS WITH
ANSWERS .VERIFED/GRADED A
What is the purpose of the scientific method - (ANSWER)to clearly do an
experiment by process of steps helping you keep track and correct any mistakes
and to show others how you got to the result that you achieved in conclusion
Identify the purpose of the scientific method - (ANSWER)1.Ask a question
2.Do Background research
3 Construct a hypothesis
4.test your hypothesis by doing an experiment
5 analyze your data and draw a conclusion
6. Communicate your results
What is the difference between an independent variable and and dependent
variable - (ANSWER)Value of an independent can be changed. You cannot change
the value of dependent variable. the independent variable is the value which is
manipulated in an experiment. The dependent variable is compared to the control
group, which does not recieve the test variable
Anatomy - (ANSWER)The study of structure and shape of the body and its parts
and relation to one another
Physiology - (ANSWER)Study of how the body and its parts work or function
, 2
Six Levels of organization - (ANSWER)1. Chemicals (atoms and molecules)
2. Cellular
3. Tissue
4. Organ
5. Organ system
6. Organismal
Identify Requirements for Life - (ANSWER)The ability to :maintain one's
boundaries, move ,respond to stimuli,digest food, metabolize,excrete
waist,reproduce,grow
Identify survival needs - (ANSWER)1. Nutrients
2. Oxygen
3. Water
4. Appropriate temperture
5. Appropriate atmospheric pressure
Homeostasis - (ANSWER)A balance in which internal conditions change and very
but always within relatively narrow limits
Basic Mechanism for homeostasis (receptor, control center, etc) -
(ANSWER)Negative feedback mechanism
NAS 2 CHALLENGE NEWEST ACTUAL 2025/2026
EXAM TCC WITH COMPLETE QUESTIONS WITH
ANSWERS .VERIFED/GRADED A
What is the purpose of the scientific method - (ANSWER)to clearly do an
experiment by process of steps helping you keep track and correct any mistakes
and to show others how you got to the result that you achieved in conclusion
Identify the purpose of the scientific method - (ANSWER)1.Ask a question
2.Do Background research
3 Construct a hypothesis
4.test your hypothesis by doing an experiment
5 analyze your data and draw a conclusion
6. Communicate your results
What is the difference between an independent variable and and dependent
variable - (ANSWER)Value of an independent can be changed. You cannot change
the value of dependent variable. the independent variable is the value which is
manipulated in an experiment. The dependent variable is compared to the control
group, which does not recieve the test variable
Anatomy - (ANSWER)The study of structure and shape of the body and its parts
and relation to one another
Physiology - (ANSWER)Study of how the body and its parts work or function
, 2
Six Levels of organization - (ANSWER)1. Chemicals (atoms and molecules)
2. Cellular
3. Tissue
4. Organ
5. Organ system
6. Organismal
Identify Requirements for Life - (ANSWER)The ability to :maintain one's
boundaries, move ,respond to stimuli,digest food, metabolize,excrete
waist,reproduce,grow
Identify survival needs - (ANSWER)1. Nutrients
2. Oxygen
3. Water
4. Appropriate temperture
5. Appropriate atmospheric pressure
Homeostasis - (ANSWER)A balance in which internal conditions change and very
but always within relatively narrow limits
Basic Mechanism for homeostasis (receptor, control center, etc) -
(ANSWER)Negative feedback mechanism
