Seeds Flashcards

1
Q

What is a seed

A

fertilized ovule

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

this part of the seed Protects the embryo

A

testa / seed coat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Provides nourishment for the
seed

A

endosperm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What develops first, the embryo or the endosperm?

A

endosperm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Why does the dicot seed not have an endosperm?

A

food reserves of endosperm are transferred to cotyledon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Small space where integuments meet

A

micropyle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

seeds with little to no
endosperm

A

exalbuminous

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

seeds with well-developed
endosperm

A

albuminous

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

example of albuminous seed

A

Zea mays

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Scar left after the funiculus is attached

A

hilum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Embryonic root

A

radicle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

where embryonic shoot grows/embryonic
stem

A

epicotyl

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Root/shoot junction

A

hypocotyl

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Protective sheath of young shoot

A

coleoptile

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Source of food usually in the form of carbohydrates

A

cotyledon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

rudimentary shoot or stem

A

plumule

14
Q

Protective layer of young root

A

coleorhiza

15
Q

this emerges into first leaves

A

plumule

15
Q

guves nourishment to the seeds opposite of micropyle

A

chalaza

15
Q

Where is the seed coat from?

A

integuments

16
Q

this type of seed classification is damaged in dry storage or low temp

A

Intermediate

17
Q

Examples of intermediate

A

Coffea canephora
citruses

18
Q

Why is there a cold treatment in treating seed dormancy?

A

to induce the gibberellin

19
Q

what hormone induces seed dormnacy?

A

abscisic acdi

20
Q

what is the biggest seed

A

Lodoicea maldivica

21
Q

it is a stage where radicle. epicotyl and hypocotyl is formed

A

torpedo stage

22
Q

cotyledon primordia forms a heart shape

A

heart stage

22
Q

stalk-like structure; pushes embryo
deep into the endosperm

A

suspensor

23
Q

seed classification that tolerates dessication at maturity

A

Psidium guajava
Grain amaranth,
Anacardium occidentale
vigna radiata

24
Q

plants taht forces its seed to come out

A

Abelmoschus esculentus
Ceiba pentandra

24
Q

these type of seeds do not survive at drying and freezing

A

mangifera indica, persea americana, cocos nucifera

25
Q

this germination has cotyledons being raised out of the soil by the hypocotyl

A

epigeal germination

26
Q

this germination has cotyledons being raised out of the soil by the cotyledons

A

hypogeal germination