Middle School Life Science Quiz
20 questions · no time limit
0:00
FROM MOLECULES TO ORGANISMS: STRUCTURES AND PROCESSES
Question 1 of 20
No time limit
Current
Answered
Flagged
Not seen
Model: Sunlight → cactus (producer) → mouse (consumer) → snake (consumer). The arrows represent energy flow through organisms. Matter (such as water and minerals) can move through the environment and be reused, but energy flows one way. Sunlight is the main energy source for most ecosystems.
Which statement correctly distinguishes energy flow from matter movement using the model?
YOUR PROGRESS
20
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
KEYBOARD
Pick an answer ABCD
Next question ↵→
Previous ←
Flag for review F
Answers save as you go · flagged questions come back at the end