Deck 29: Propagation Techniques and Plant Care

Question 1

when all the parts of the design suggest a single impression it is called

A)Harmony
B)Transition
C)Balance
D)Unity

Answer 1

Unity

Question 2

In Punjab pruning of roses is managed during

A)Summer
B)Winter
C)Spring
D)Year around

Answer 2

Winter

Question 3

Which of the following roses bear clustered flowers?

A)Hybrid tea
B)Floribunda
C)Miniature
D)All of the above

Answer 3

All of the above

Question 4

The new growth of a Dieffenbachia is weak and spindly, with large gaps between the leaves. The problem is probably:

A)Salt damage
B)Nitrogen deficiency
C)Botrytis
D)Lack of light

Question 5

Cuttings of potted chrysanthemums are planted at an angle to encourage:

A)Increased branching
B)Larger blooms
C)A more rounded plant
D)Earlier flowering

Question 6

The common name for Zebrina pendula is:

A)African Lily
B)Boston ivy
C)Wandering Jew
D)Grape ivy

Question 7

Which of the following flower types is not suitable for pressing?

A)Daffodil
B)Dusty miller
C)Pansy
D)African violet

Question 8

The most important environmental factor regulating flower initiation in bulbous species is:

A)Light
B)Temperature
C)Moisture
D)Ventilation

Question 9

Plant propagation is important because of the reason:

A)Selected plants chosen to maintain their traits
B)Usefulness
C)For specific traits
D)Preserving plant products as a source of food

Question 10

Successful Plant Propagation involves the:

A)Knowledge of technical skills
B)Knowledge of plant biology
C)Knowledge of plant
D)All of these

Question 11

Any detached plant part which, when placed under favorable conditions will produce a new plant identical to the parent plant is called a:

A)Cutting
B)Seed
C)Plug
D)Graft

Question 12

Which type of cutting is taken in the dormant season when tissues are fully matured and lignified.

A)Softwood
B)Semi-hardwood
C)Hardwood
D)Herbaceous

Question 13

Colchicine is chemically:

A)Volatile oil
B)Tannins
C)Protein
D)Alkaloid

Question 14

Quinine alkaloids are present in

A)Nux vomica
B)Cocoa leaves
C)Belladona roots
D)Cinchona bark

Question 15

This mineral is exposed to high heat and expanded. It is often used as a propagation media.

A)Perlite
B)Vermiculite
C)Peat Moss
D)Sand

Question 16

What are two of the most important qualities for selecting a rooting media?

A)Hard and free from pests
B)Well drained and low moisture retentive
C)Water holding capacity and Air holding capacity
D)None of these

Question 17

Which of these four plants which are propagated from herbaceous cuttings.

A)Carnation, Chrysanthemum, Coleus and Geranium.
B)Azalea, Coleus, Geranium and Rose
C)Coleus, Ruscus, Gardenia and holly
D)Tuberose, Syngonium, Hibiscus and Dracenia

Question 18

Why is it important to select cutting free of berries and flowers?

A)The flowers and berries take up too much space in the propagation bed.
B)Because berries and flowers weigh down the cuttings and may cause them to tip over.
C)The flowers and berries would attract harmful insects to the cuttings.
D)Because they consume much of the food stored and produced by the cutting.

Question 19

Why is it important to transport cutting from the field to the propagation area in a plastic bag?

A)To keep your hands and clothing clean.
B)To help maintain the moisture level of the cutting stock.
C)Because a paper bag would tear too easily
D)To maintain the integrity of the soil around the roots.

Question 20

What is the optimum length for most of cuttings?

A)1 to 3 inches
B)3 to 6 inches
C)6 to 8 inches
D)10 to 12 inches

Question 21

The bottom leaves from the cutting should be removed before "sticking" the cutting for which of the following reasons.

A)The leaves may rot
B)The leaves may become diseased
C)Neither A nor B
D)Both A and B

Question 22

When taking the cutting from the stock plant, at what angle should the cut be made?

A)25-degrees
B)45-degrees
C)60-degrees
D)90-degrees

Question 23

When sticking a hard wood cutting, how many nodes should be under the rooting medium?

A)At least 1
B)1 to 3
C)2 to 4
D)3 to 5

Question 24

Why are rooting hormones applied to cuttings?

A)To increase the plant's ability to reproduce.
B)To promote the production of a new root system.
C)To help the cutting resist disease.
D)To promote the production of healthy leaves, flowers and berries.

Question 25

Why must a hole or furrow be made in the growing media before sticking the cutting?

A)To prevent the rooting hormone from getting knocked off the end of the cutting.
B)To make the process of sticking the cutting easier.
C)To establish the depth to which the cutting should be planted.
D)To maintain good air circulation around the cutting's base.

Question 26

How many seconds should a cutting be held in a liquid IBA rooting hormone?

A)2
B)5
C)10
D)12

Question 27

How far should cuttings be inserted into the rooting media?

A)½ to 3 inch
B)¾ to 2 inch
C)1 to 2 inch
D)1 ½ to 3 inch

Question 28

It is important to firm the soil around the base of the cutting due to following reasons:

A)To eliminate air pockets.
B)To make sure the base of the cutting makes good contact with the rooting media.
C)Neither A nor B
D)Both A and B

Question 29

Why is it important to evenly space the cuttings in the rooting medium?

A)To promote good air circulation.
B)To cut down on the transmission of disease organisms.
C)To make the best use of the propagation space.
D)All of the above.

Question 30

What portion of the stem of a cutting should be coated with rooting hormone?

A)A portion which includes at least two nodes.
B)The bottom ¼ inch.
C)The portion of the stem that will be under the media.
D)The entire cutting should be covered with hormone.

Question 31

What is the final step of preparing cuttings?

A)Preparing the rooting media.
B)Selecting quality cutting stock.
C)The application of rooting hormone.
D)Watering-in and placing the cuttings on a mist bed.

Question 32

Why must any left over rooting hormone be discarded after use?

A)To eliminate the possibility of contaminating the entire supply of rooting
B)hormone.
C)To conserve funds used to purchase rooting hormone.
D)To deplete the supply of rooting hormone to help keep the supplier in business.

Question 33

Why a propagator trim the leaves of large-leaved cuttings?

A)To eliminate unsightly insect damage.
B)To conserve propagation space.
C)To shape the leaves into topiaries.
D)To achieve a uniform leaf size and shape.

Question 34

What type of cutting does not become woody?

A)Softwood
B)Semi-hardwood
C)Hardwood
D)Herbaceous

Question 35

Sodium hypochlorite is used:

A)To eliminate unsightly insect damage.
B)To conserve moisture.
C)To enhance the rooting.
D)To sterilize cutting tools.

Question 36

Secondary dormancy is due to:

A)Immature Embryo
B)Chemical Inhibitors
C)Light Requirement
D)Hardseededness

Question 37

Cutting most oftenly used in fruit plants are:

A)Herbaceous Cutting
B)Leafy cutting
C)Semi hard wood cutting
D)None

Question 38

Which of the following fertilizer carries 46% nitrogen

A)Urea
B)Ammonium sulphate
C)Potassium nitrate
D)Single super phosphate

Question 39

Red top is the variety of

A)Tomato
B)Potato
C)Apple
D)Guava

Question 40

Alternate bearing in mangoes is due to

A)Environmental factor
B)Physiological factors
C)Genetic factors
D)All of these

Question 41

Windproof shelterbelts are

A)Very dense
B)Medium dense
C)Porous
D)None of these

Question 42

Plants control direct sunlight and intercept glare by means of

A)Obstruction
B)Absorption
C)Reflection
D)Radiation

Question 43

Roses can successfully be cultivated at a temperature

A)40°C
B)21°C
C)30°C
D)10°C

Question 44

Tulip is an example of

A)Rhizome
B)Bulb
C)Tuber
D)Corm

Question 45

Ground cover includes of plants

A)Annuals
B)Biennial
C)Perennials
D)All of these

Question 46

Which of these shrub produce fragrant flowers

A)Cestrum nocturnum
B)Cestrum diurnum
C)Murraya panniculata
D)All of these

Question 47

The danger signs of too little water are

A)Leaves rapidly become wilted and limp.
B)Leaf growth slows.
C)Lower leaves become curled or yellow in colour.
D)All of these

Question 48

For potting plants the pH should be_____

A)5-6
B)6-7
C)4-5
D)None of these

Question 49

Double delight is a variety of rose which belongs to a group of :

A)Hybrid Tea
B)Floribunda
C)Miniature
D)None of these

Question 50

Chrysanthemums are propagated through

A)Seeds
B)Suckers
C)Cutting
D)All of these