alleryStart learning →Which cells closely support the metabolism of sieve-tube elements?
AGuard cells
BCompanion cells
CRoot-hair cells
DCork cells
Answer & Solution
Correct answer: B. Companion cells
Companion cells provide close metabolic support to mature sieve-tube elements.
Keep practising Transport in Plants
Browse all Transport in Plants questions for ICSE Class 8, or explore more Biology topics.
Related questions
What does necrosis of a mineral-deficient leaf mean?A deficiency causes loss of chlorophyll and yellow leaves. What is this symptom?A mineral is needed in tiny amounts. Does that make it dispensable?Which group consists of plant trace elements?Which plant nutrient is a macronutrient?What distinguishes plant macronutrients from micronutrients?Why does opening stomata for gas exchange risk water loss?How can daylight raise transpiration in a typical watered leaf?