Plant Science Exam 2 Study Guide

Plant Science with Dr. Kemerait at ABAC

what is ‘A’

epidermis

what is ‘B‘

cortex

what is ‘C‘

xylem

what is ‘D‘

phloem

what is ‘E’

endodermis

which of the following is a function of the roots

a. anchorage and support

b. hormone synhthesis

c. nutrient and water absorption

d. all of these

d. all of these

which plant tissue is responsible for the uptake of mineral nutrients and water

a root hair

b phloem

c xylem

d cortex

a. root hairs

where in the root do lateral or branch roots originate

a. epidermis

b. cortex

c. endodermis

d. pericycle

d. pericycle

what is the narrow band or waterproofed material surrounding each endodermal cell called

casparian strip

in what plant tissue do you find root hairs

a. xylem

b. endodermis

c. epidermis

d. phloem

a. epidermis

what are adventatious roots

a roots that seek out pockets of moisture and nutrients in the ground

b main roots from which branch roots grow

c roots that form on any part of the part

d roots with more or less the same length

c. roots that form on any part of the part

*think adventurous

which part of the plant embryo develops into a root and is usually the first structure to emerge upon seed germination

radicle

which type of root system do dicots usually have

a dicot root system

b monocot root system

c taproot

d branching root system

c. taproot system

which is not a function of the stem

a. absorption of water and nutrients

b. photosynthesis

c. transport of metabolites

d. asexual reproduction

a. absorption of water and nutrients

in which type of meristem does secondary growth occur

a. apical

b. intercalary

c. subapical

d. vascular cambium

d. vascular cambium

the annual growth ring in trunks of woody perennials are rings of

a. cork cambium

b.secondary phloem

c. bark

d. secondary xylem

d secondary xylem

which is the reason for the absence of secodnary growth in monocots

a. monocot only have one vascular bundle

b. monocots do not have a continuous vascular cambium

c. monocots have parallel xylem vessle s

d. monocots only live for 1 year

b. monocots do not have a contiinous vascular cambium

what are the persistent shortended stems on branches of woody plants such as apples an pears

spurs

in which of the following crops would you find bulbils

a. onion

b. potato

c.ginger

d.strawberry

a. onion

fleshly terminal portion of undergorun stem

tuber

short vertical swollen undergroudn stem modified for nutrient storage

corm

above ground lateral stem

stolon

below groudn lateral stem

rhizome

highly compressed underground stem with numerous storage leaves

tuber

what is the complete removal of a ring of bark from around a branch or tree trunk

girdling

a leaf would have this/these functions (s)

a. collects solar engery

b. absorbs nutrients and water from the soil

c. in decidous plants, stores nutrients during the winter

d. b and c only

a. collects solar energy

in which part of the leaf does most of the photosynthesis in a plant occur

a vascular bundles

b mesophyll

c stomatas

d epidermis

b mesophyll

a leaf without a petiole is called

a. parallel

b. stipule

c. sessile

d. simple

sessile

the slender stalk by which a leaf is attached to the stem is called the

petiole

which is the best way to tell if a leaf is simple or compound

a. a simple leaf will not have a petiole; a compound leaf will

b. a simple leaf will have parallel veins, and a compound leaf will have branching veins

c. a simple leaf will have a bud at the base of the leaf; a compound leaf will not have a bud at the base of the leaflet

d. a simple leaf has an entire margin, a compound leaf has a lobed margin

a simple leaf will have a bud at the base of the leaf; a compound leaf will not have a bud at the base of the leaflet

Stores food reserves in the seed

a. floral bract

b. sepal

c. spine

d. tendril

e. cotyledon

e. cotyledon

supports the plant: found in climbing plants such as pea

a. floral bract

b. sepal

c. spine

d. tendril

e. cotyledon

d. tendril

usually bright colored as in pointsettia, attracts pollinators

a. floral bract

b. sepal

c. spine

d. tendril

e. cotyledon

a. floral bract

usually found in cacti, helps plant retain water or protects plant from predators

a. floral bract

b. sepal

c. spine

d. tendril

e. cotyledon

c. spine

usually green, protects flower bud during development

a. floral bract

b. sepal

c. spine

d. tendril

e. cotyledon

e. sepal

what statement about transpiration is NOT true

A. distributes metabolites thorughout plant

B. provides the forces that drwas water into the xylem

C. loss of water from a leaf by evaporation

D. helps regulate leaf temp

A. Distributes metabolites throughout the plant

sexual reproduction in angiosperms..

A. occurs in the leaf

B. results in identical offspring

C. involves the fusion of gametes

D. all the above

C. involves the fusion of gametes

alteration of generations in angiosperms involves

A. the occurence of the gametophytic and sporophytic generations

B. the formation of male and female gametes'

C. the fusion of gametes

D. all the above

D. alll the above

a complete flower is a flower with all four of the following parts

A. stipules petals pistil and stigma

B. sepals bracts petals and style

C. sepals, petals. pistil, stamen

D. sessile, petiole, pericarp, and ovary

C. sepals petals pistil stamen

Female productive structure in a flower

a. stamen

b. pistil

pistil

male repoductive structure in a flower

a. stamen

b. pistil

a. stamen

whcih part of the flower produces the pollen grains

anther

the enlarged tip of the stem to which a flower is attached is called the

A. petiole

B. pedicel

C.peduncle

D.receptacle

d receptacle

a flower with both stamen and pistil must be

a. incomplete

b. complete

c. perfect

d. imperfect

c. perfect

a staminate flower

A. does not have a stamen

B. is perfect

C. is incomplete

D. all the above

c. is incomplete

monoencious plants such as squash produce

A. incomplete flowers

B. imperfect flowers

C. pistillate flowers

D. all these types of flowers

d. all these types of flowers

diecious plants such as asparagus, produce…

A. complete flowers

B. perfect flowers

C. pistillate and staminate flowers on separate platns

D. flowers capable of self fertilization

c, pistilate and staminate flowers on separate platns

an inflorescence is

A. a cluster of flowers

B. the female reproductive strucuture within a flower

C. the leaf life structure that protects a flower bud

D. the light that is reflected by the chlorophyll

a. a cluster of flowers

irregular flowers have the following characteristic

A. odd number of flowers in a cluster

B. big and small flowers in a cluster

C. bloom at separate times

D. bilateral symmetry, where the flowers are divisible into equal halves in only one plane

D. Bilateral symmetry where the flowers are divisible into equal halves in only one plane

Monocots and dicots may be differentiated by the number of their flower parts, monotocots have flower parts in…

3s

pistil and stem in the same flower mature at the same time

which is more likely

a. self-pollinated

b. cross-pollination

self

blooming period of male and female flowers in the same plant do not coincide

which is more likely

a. self-pollinated

b. cross-pollination

cross

a flower has stamen and pistil enclosed in a keel petal such as peanuts

which is more likely

a. self-pollinated

b. cross-pollination

self

male flowers are produced in one plant and female flowers are produced in anotehr plant

which is more likely

a. self-pollinated

b. cross-pollination

cross

flowers are big and brightly colored

which is more likely

a. self-pollinated

b. cross-pollination

cross

potential bonus: how would you know a plant is a monocot or dicot just by looking at its leaves

monocot leaves have parallel veins and dicot leaves have web like veins

what is the contiuum of the cytoplasm

symplast

areas of the plant cell outside the cell membrane

apoplast

photosynthesis occurs in what type of roots

aerial

what region of the root zones has root hairs

maturation

what region of the root zones has the largest vacuoles

elongation

1-3 is what

1. apical

2. subapical

3. intercalary

4. lateral

primary growth

TRUE OR FALSE:

A dicot has a palisade mesophyll

true

what are the two types of venation for the external structure of a leaf

parallel and reticulate

___________ - stalk that attaches the leaf blade to the stem

petiole

________ - leafy appendage

stipule

monocot plants have _______ vines

a. parallel

b. web like/reticulate

parallel

what is the centra vein of a leaf a called

midrib

which is NOT a characteristic of the Phloem?

A. mostly dead cells

B. permanent complex tissue

C. transport water and nuteints throughout the plant

D. two way transport

C. transport water and nutrients throughout the plant

which of the following is a function of the roots

A. anchorage and support

B. hormone synthesis

C. nutrient and water absorption

D. all of these are functions of the roots

D. all of these are functions of the roots

which plant tissue is responsible for the uptake of mineral nutrients and water from the soil

A. root hairs

B. phloem

C. cortex

D. pericycle

a. root hairs

what is the narrow band of waterproofed material surrounding each endodermal cell

A. casparian strip

B. cuticle

C. collenchyma

D. cork

a. casparian strip

where in the root do lateral or bracnh roots originate

A. epidermis

B. cortex

C. endodermis

D. pericycle

a. pericycle

in which plant tissue do you find root hairs

root hairs

in which type of meristem does secondary growth occur

subapical

which part of the flower becomes fruit when mature

ovary

what is the processs through which fruit develops without fertilization thus resulting in seedless fruit

a. parenthenocarpy

b. regeneration

c. infertility

d. pollination

a. parenthenocarpy

what is A

xylem

what is B

phloem

what is C

pith

what is D

cortex

what is E

EPIdermis

what is F

ENDOdermis

filament + anther =

stamen

Stigma + Style + Ovary =

pistil

protoderm =

epidermis

ground meristem =

cortex

procambium =

vascular cylinder

_________ - outermost layer of the central core and lies just inside the epidermis. Single parenchyma cell layer

A. pericycle

B. stamen

C. petiole

D. stigma

A. Pericycle

what are the four parts of the flower

stamen pistil petal sepal

Petal + Sepal

tepal

Simple fruit

single flower, single ovary

aggregate fruit

single flower several ovaraies single receptable

multiple fruit

several flowers in a mass

pericarp

fruit wall which debvelops from ovary wall after fertilization

exocarp

skin or outermost covering

mesocarp

fleshly tissue

endo carp

boundary around seed which may be hard/stoney/papery

________ - entire paricarp and accesory parts develop into succulent tissue ex. tomato ,apple

simple fleshy fruit

simple dry fruit -

entire pericarp dry at maturity, two types.