Practice question
Question
Casparian strip is impregnated mainly with
Explanation
Answer: C) Suberin and lignin. For PSS- Sec-F-Transport, remember the key idea and you’ll land on this option; the distractors usually swap cause and effect or confuse similar terms. Avoid: A) Cellulose; B) Pectin; D) Hemicellulose. Name the process first, then pick the option that describes it — don’t reverse cause and effect.
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