A-Level Ocr Biology Unit 3 - Transport In Plants Flashcards Questions And Accurate Answers

A-Level OCR Biology Unit 3 - Transport in plants Flashcards QUESTIONS AND ACCURATE ANSWERS Why do plants need a specialized transport system? A to move products of photosynthesis, water, and oxygen around from their place of origin most plants are large and so have to transport substances huge distances from root to tip SA: vol is small in plants (even though for leaves SA:vol high) 2 Q Define vascular system A a system of transport vessels in plants or animals 3 Q Define herbaceous A having a fleshy/soft stem 4 Q Define vascular bundle AThe vascular system of herbaceous dicots, made up of xylem and phloem tissue 5 Q Define dicotyledonous A plants that produce two seed leaves 6 Q How do you tell if a plant is mono- or di- cotyledonous from its leaves? A Monocots have vessels parallel to the leave - Dicots have vessels which branch out from a central vessel 7 Q What is the vascular bundle made up of? A Xylem and phloem tissue 8 Q What are the products of photosynthesis? A Carbohydrates, proteins, lipids, nucleic acids 9 QWhat are the products of photosynthesis known as collectively? A Organic compounds 10 Q Why do