NAS 2 TCC STUDY GUIDE ACTUAL EXAM
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ Steps of the scientific method.
Answer: Question, hypothesis, experiment, record, observe/analyze,
conclude, repeat
◉ Independent Variable.
Answer: A variable that stands alone and isn't changed by other
variables. Example: age
◉ Dependent Variable.
Answer: Variable that is dependent on other factors. Example test
score.
◉ Control Group.
Answer: Does not receive treatment in the experiment
◉ Experimental Groups.
Answer: Group exposed to changes of the independent variable
, ◉ Levels of organization.
Answer: Organelle
Cell
Tissue
Organ
Organ System
Organism
◉ Requirements for life (5).
Answer: Cellular Organization
Reproduction
Metabolism
Homeostasis
Heredity
Response to stimuli
Growth and development
Adaptation through evolution
◉ Survival Needs.
Answer: Food, oxygen, water, body temp,
◉ Homeostasis.
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉ Steps of the scientific method.
Answer: Question, hypothesis, experiment, record, observe/analyze,
conclude, repeat
◉ Independent Variable.
Answer: A variable that stands alone and isn't changed by other
variables. Example: age
◉ Dependent Variable.
Answer: Variable that is dependent on other factors. Example test
score.
◉ Control Group.
Answer: Does not receive treatment in the experiment
◉ Experimental Groups.
Answer: Group exposed to changes of the independent variable
, ◉ Levels of organization.
Answer: Organelle
Cell
Tissue
Organ
Organ System
Organism
◉ Requirements for life (5).
Answer: Cellular Organization
Reproduction
Metabolism
Homeostasis
Heredity
Response to stimuli
Growth and development
Adaptation through evolution
◉ Survival Needs.
Answer: Food, oxygen, water, body temp,
◉ Homeostasis.