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Biology Chapter 4

Test 4 Review

QuestionAnswer
What is the root system commonly found in dicot plants? Taproot
Another name for taproot Primary roots
Carrots, beets and dandelions are known to be what type of roots? Fleshy roots
What is the root system commonly found in monocot plants? Fibrous
What are the roots that arise from the stem? Adventitious roots
What are the long, fingerlike projections in roots? Root hairs
What is the region of the root where food is stored? Root cortex
These roots originate or grow from the primary or tap root. Lateral roots
What is the process of mixing molecules of one substance through another by random molecular motion? Diffusion
What is the one-way diffusion through a semi-permeable membrane? Osmosis
What is water containing dissolved substances? Solutes
What is the result of excessive fertilizing? Burning
What is the upward flow of fluids through the xylem tubes? Sap stream
What is the type of stem that grows underground and is often thought of as a root? Tubers
The large bud at the and of the twig. Terminal bud
This scales that protect the bud from winter and injury Bud scales
The openings in the bark that allow air to enter the stem Lenticels
The outer section of a woody stem that provides protection for the stem Bark
Substance that stiffens cellulose walls of woody plants Lignin
The older, inner wood of a tree Heartwood
The younger functioning xylem tissue Sapwood
The denser and darker layer in the annuals rings found in trees are formed during which season? Summer
Vascular bundles contain these types of cells Xylem and phloem
The outer covering of a monocot stem. Rind
The type of reproduction where there is no union of sex cells Asexual
Created by: mvantonio
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