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Worksheets

Propagation

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Sexual propagation is starting plants from:

a)

flowers

b)

seed

c)

roots

d)

plants

2.

________ _______ is the seed’s capability of growing and developing.

a)

seed viability

b)

seed stability

c)

seed probability

d)

germination rates

3.

Seed viability is affected by temperature and _________.

a)

heat

b)

greenhouses

c)

climate

d)

moisture

4.

__________: the sprouting of a seedling from a seed.

a)

growth

b)

sproutness

c)

germination

d)

viability

5.

The germination rate of seeds is the percent of the seeds that ________.

a)

exist

b)

sprout

c)

have leaves

d)

die

6.

“True leaves” are the _______ set of leaves.

a)

second

b)

first

7.

Before planting in an outdoor environment, reduce humidity and _______ to "harden off" the plant.

a)

sunshine

b)

air

c)

daylight

d)

water

8.

Asexual Propagation: starting and growing plants by means other than _________.

a)

flowers

b)

roots

c)

sprouts

d)

seeds

9.

When taking cuttings, use a ___________ to prevent rotting.

a)

rotting

b)

growth

c)

sproutting

d)

death of plants

10.

Herbaceous Plants: Plants that have _______ tissue.

a)

hard

b)

tough

c)

soft

d)

decaying

11.

Woody Plants: Plants that produce _________ tissue.

a)

soft

b)

woody

c)

herbaceous

d)

green

12.

Leaf cuttings must be made to include the _______ of the leaf.

a)

node

b)

margin

c)

petiole

d)

midrib

13.

Rooting hormone, such as Rootone, helps speed up:

a)

fungus growth

b)

root growth

c)

leaf development

d)

stem growth

14.

Joining separate plant parts together so that they form a union and grow together to make one plant is:

a)

layering

b)

grafting

c)

cuttings

d)

sexual propagation

15.

What is the piece of plant on TOP of the graft union?

a)

rootstock

b)

graft end

c)

graft top

d)

scion

16.

Another term for "tissue culture" propagation is:

a)

sterile culture

b)

micropropagation

c)

T.C.

d)

culture growth

17.

In micropropagation (tissue culture), it is important the environment is:

a)

humid

b)

clean

c)

sterile

d)

happy

18.

Stem cuttings should be taken:

a)

in the morning

b)

early evening

c)

when convenient

d)

at night

19.

When taking a leaf cutting, you must include"

a)

roots

b)

flowers

c)

leaf vein

d)

stems

20.

Renee needs about 1,000 petunia plants. If seed germination rate is 50%, which is the minimum number of seeds she should sow?

a)

50

b)

1,000

c)

1,200

d)

2,000