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Seed Propagation Review

Total questions: 19

Worksheet time: 15mins

Name
Class
Date
1.

What is the term for rapid uptake of water by a seed to hydrate inner tissues during seed germination?

a)

radicle

b)

plumue

c)

lag phase

d)

imbibition

2.

The average number of seeds that germinate over the 5- and 10- day periods

a)

photodormancy

b)

seedling percentage

c)

germination rate

d)

scarification

3.

What is the term/phase associated with little or no water uptake, but with many cellular activities in seed germination?

a)

imbibiton

b)

lag phase

c)

radicle protrusion

d)

maturation drying

4.

What are the 3 conditions that must be met in order for seed germination to occur?

a)

seed must be viable

b)

germination rate

c)

imbibition

d)

environmental conditions are favorable

e)

dormancy conditions are overcome

5.

What are the environmental conditions that are needed for germination?

a)

water

b)

temperature

c)

air

d)

light

e)

fire

6.

What is the first part of the seed to protrude from the seed coat?

a)

plumel

b)

cotyledon

c)

leaves

d)

radicle

7.

How man distinct, observable stages of growth do seedlings have?

a)

1

b)

2

c)

3

d)

4

8.

Germination occurs based on how much light is received by the seed.

a)

chemical dormancy

b)

photo dormancy

c)

morphological dormancy

d)

physiological dormancy

9.

The coverings around the embryos prevent (fruit) prevent the seeds from germinating.

a)

chemical dormancy

b)

photo dormancy

c)

morphological dormancy

d)

chemical dormancy

10.

A physical part of the plant to prevent the seed from germination till the correct time.

a)

chemical dormancy

b)

photo dormancy

c)

morphological dormancy

d)

chemical dormancy

11.

What is the germination rate in percentage of this plug tray? (round to the nearest whole number)

a)

12%

b)

90%

c)

100%

d)

93%

12.

What is the process of physically removing part of the seed coat to allow imbibition?

a)

dormancy

b)

imbibition

c)

scarification

d)

dormancy

13.

What are the 3 different types of scarification?

a)

mechanical

b)

chemical

c)

biologically

d)

hot water

e)

artificially

14.

What is a transgenic cultivar?

a)

GMO

b)

Has genes from its parent plants

c)

heirloom crop

d)

naturally bred

15.

The outer covering of a seed to protect the embryo

a)

plumule

b)

seed coat

c)

hypocotyl

d)

radicle

16.

The part of the seed embryo that will be come the leaves

a)

plumule

b)

hypocotyl

c)

hypocotyl

d)

radicle

17.

The part of the embryo that is the beneath the stalks of the leaves and above the root.

a)

plumule

b)

hypocotyl

c)

hypocotyl

d)

radicle

18.

The part of the embryo that will develops into the primary root

a)

plumule

b)

cotyledon

c)

hypocotyl

d)

radicle

19.

The part of the leaf in seed bearing plants and are the first to appear in seed germination. Also responsible for seed food storage

a)

plumule

b)

hypocotyl

c)

cotyledon

d)

radicle