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Chapter 15
Practice Test
Practice Test
This activity contains 44 questions.
Types of plants that survive part of their annual life cycle as a dormant, fleshy underground structure are ___________.
Phenotypes
Geophytes
Bulbs
Tubercles
__________ is a type of clonal propagation that utilizes detachable structures on the plant as propagules.
Somaclonal variation
Separation
Cuttings
Clonal selection
A type of clonal propagation that involves cutting or dividing the plant into sections with stems and roots is called ___________.
Twin-scaling
Tuberization
Cuttings
Division
A _________is a specialized underground storage structure which consists of a short, fleshy axis and roots or root primordia, axillary buds and flower apices enclosed in thickened fleshy scales.
Bulb
Corm
Tuber
Rhizome
The biological process in which flower primordia are induced by exposure to a chilling period is called __________.
Apomixis
Vernalization
Scaling
Leptomorph
A miniature bulb that forms in the axil of a bulb scale and provides a method of vegetative propagation is a ________.
Tuber
Bulblet
Dropper
Corm
Bulblets grown to full size are called ________.
Tunicate
Mother bulbs
Bulbil
Offsets
The short thickened stem of a bulb is the __________.
Basal plate
Dropper
Split
Basal cuttage
The expanded fleshy leaf base of a bulb that contains stored food is the _____________.
Bulbil
Bulb scales
Basal plate
Offset
A type of bulb scale characterized by concentric layers of fleshy tissue is called the ___________.
Tunicate
Non- tunicate
Slab
Epigeous-type bulblet
A ________ is a type of bulblet produced in the aerial portion of the plant and is enclosed within a dry, membranous scale.
Offset
Bulbil
Mother bulb
Single-nose
A type of bulb structure in which scales are fleshy, separate and not enclosed in a membranous layer is called ____________.
Non- tunicate
Tunicate
Separation
Epigeous-type bulblet
_________ is a synonymous term to non-tunicate.
Scooping
Separation
Scoring
Scaly
____________ are thickened, fleshy roots that function to pull the bulb to a deeper layer in the soil.
Cormels
Tuberous roots
Rhizomes
Contractile roots
A __________ is a special kind of bulblike structure occurring in tulip which grows to a deeper level to start the bulb formation.
Slab
Bulbil
Bulbil
Basal plate
A cluster of daffodil bulbs still attached at the basal plate is called a _______________.
Mother bulb
Double nose
Single-nose
Tuber
An offset bulb when it first separates within the mother bulb is called a ________.
Slab
Round
Split
Dropper
________ is a synonym of a split bulb.
Round
Slab
Scaly
Tunicate
A _________ is a one-year old mother bulb.
Bulbil
Single-nose
Square
Round
A round bulb with a single flower bud is called _____________.
Single-nose
Microtuber
Tubercle
Epigeous-type bulblet
A ___________ is a two-year-old bulb with two flower buds.
Slab
Corm
Double-nose
Tunicate
A unique bulb structure of certain Lilium species in which two to four bulbs are initiated at the base of the bulb is called _________________.
Bulb-splitting
Budding-off
Scaling
Suberization
A bulblet produced in the axil of a node above ground is called a _________.
Bulb scale
Bulbil
Minituber
Culm
__________ is a propagation procedure in which individual scales are removed and placed under appropriate conditions to cause the production of adventitious bulblets to form.
Scooping
Bulb chipping
Detached scale propagation
Scaling
The practice of cutting into the base of a bulb to stimulate adventitious bulblet formation on the base of a scale is called ______________.
Stem cutting
Basal cuttage
Fractional scale-stem cutting
Twin-scaling
Basal cuttage carried out by cutting away the basal plate with a special spoon-like device is ____________.
Scooping
Suberization
Back break
Scoring
Basal cuttage carried out by cutting at right angles across the base of the bulb is ____________.
Fractional scale-stem cutting
Slip
Scooping
Scoring
______________ is a method of propagation in which a bulb is cut into fragments of three or four bud scales attached at the basal plate.
Twin-scaling
Bulb cutting
Scoring
Scaling