BIOL 1411 :Plant Tissues
The two types of xylem cells are the _____and the ____
Vessel Elements; Tracheids
The type of vascular tissue that conducts water and dissolved minerals from the roots to the leaves is the__
Xylem
The two types of vascular tissue are the ___ and the ___
Xylem; phloem
Collenchyma cells are____ at functional maturity.
alive
Parenchyma cells are___ at fuctional maturity
alive
The two types of phloem cells are_____at fuctional maturity.
alive
Leaf dermal tissue secretes a waxy substance called_____that forms the leaf_______that helps reduce moisture loss.
cutin; cuticle
Schlerenchyma cells are often __ at functional maturity
dead
Xylem cells are ______at functional maturity
dead
Cork cells are_____ at functional maturity and become filled with the waxy substance ____which makes them water-proof and helps protect the plant from water loss
dead;suberin
Dermal tissue is usually a single layer in ____plants and multiple layers in ___plants
herbaceous; woody
Some leaf epidermal cells form small hypodermic needles called______which protect the plant from herbivores
nettles
Dermal tissue is typically_______
nonphotosynthetic
In woody plants, the epidermis is replaced by the ______
periderm
Dermal tissue at the tips of roots form elongations called_____ that increases the absorptive surface area of the root.
root hairs
The two types of Sclerenchyma cells are ___and ______.
sclerids; fibers
The___ system is the aerial portions of the plant body and the ___ system is the subterranean portion
shoot system; root system
The primary function of Collenchyma is
support for younger plants parts
Sclerenchyma cells have_____secondary cell walls reinforced with ____
thick;lignin
Parenchyma cells have ____primary cell walls and ____ secondary cell walls.
thin;no
Which of the following is NOT a function of Parenchyma?
transport of carbohydrates
The dermal tissue of some leaves form tiny hairs called_____that help prevent water loss.
trichomes
Collenchyma cells have ____primary cell walls and ____secondary cell walls.
unevenly thickened; no
The tissue that makes up "celery strings" is
Collenchyma
The only one of the two types of phloem cells to have a nucleus is the ___
Companion cell
The type of phloem cell that functions to load and unload material into and out of the sieve tube cells is the ____
Companion cell
The type of tissue that covers the surface of a plant is the ____tissue
Dermal
The most abundant and least differentiated tissue system of a plant is the ___tissue system
Ground
Which of the following is NOT one of the three tissues systems of a plant?
Leaf
The most abundant type of ground tissue is
Parenchyma
The type of vascular tissue that conducts the organic products of photosynthesis throughout the plant body is the _____
Phloem
Which of the following is NOT one of the three types of ground tissue?
Scarenchyma
The tissue that make up seed coats, nut shells, peach pits and pear grit is
Sclerenchyma
The main conductive phloem cell type is the ___
Sieve-tube Cell
The two types of phloem cells are the __and the ___
Sieve-tube Cells; Companion Cells