OverviewHardQuestion 10775
Question
The strongest final line for this section is:
- AControlled nutrition experiments reveal what each essential element does and how plants fail when it is absentCorrect
- BOnly deficiency visuals matter
- CToxicity always improves growth first
- DElement mobility has no practical value
Correct answer
Controlled nutrition experiments reveal what each essential element does and how plants fail when it is absent
Explanation
This captures the logic of hydroponics and deficiency interpretation.