Kingdom Plantae Flashcards

1
Q

The polymer that plant cell walls are reinforced with

A

Lignin

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2
Q

5 traits derived of all land plants

A

Apical meristem
Alteration of generations
Multicellular dependent embryos
Multicellular gametangia
Walled spores made in sporangia

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3
Q

The pores on leaves to allow gas exchange

A

Stomata

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4
Q

Because dependent embryos is such a big derived traits of plants, plants are also known as…

A

Embryophytes

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5
Q

Female gametangia are called

A

Archegonia

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6
Q

Male gametangia are called

A

Antheridia

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7
Q

One major way to distinguish groups of plants is whether or not they have…

A

Vascular tissue

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8
Q

Nonvascular plants are informally called

A

Bryophytes

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9
Q

Club mosses and their relatives are called

A

Lychophytes

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10
Q

Ferns and their relatives are called

A

Monilophytes

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11
Q

The point at the top of a plant or tip of a root that grows in length

A

Apical meristem

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12
Q

Nonvascular plants include

A

Liverworts
Mosses
Hornworts

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13
Q

Seedless vascular plants include

A

Lycophytes (eg. Club mosses)
Moilophytes (eg. Ferns)

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14
Q

Seed plants include

A

Gymnosperms and angiosperms

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15
Q

The “roots” than anchor non vascular plants (eg. Mosses)

A

Rhizoids

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16
Q

A waxy coating on top of the epidermis. Name and what does it do?

A

Cuticle
Protects from water-loss

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17
Q

Ecological and economic impact of mosses?

A

Deposits of partially decayed organic matter.
May help keep nitrogen in soil.
Live in diverse places.

18
Q

5 main traits in vascular plants but not in non-vascular?

A

Trasport with xylem and phloem
Evolution of roots
Evolution of leaves

19
Q

Small leaves with only one strand of vascular tissue

A

Microphylls

20
Q

Big leaves with branching vascular tissue

A

Megaphylls

21
Q

Modified leaves with sporangia on them

A

Sporophylls

22
Q

Clusters of sporangia is called

23
Q

Group of sporophylls in a cone-like shape

24
Q

What group has microphylls?

A

Lycophytes

25
Rolled up young fern leaf is called
Fiddlehead
26
Ferns have special leaves with sporangia, what are they called?
Sporophylls
27
Advantages of reduced gametophytes
Gametophytes can develop in sporangia, sporangia protects gametophytes from environment.
28
Parts of seed? (Outer to inner)
Seed coat Spore wall Food supply (from female gametophyte) Embryo (2n)
29
Advantages of the seed over non seed plants?
Can stay dormant for much longer and have longer lifetimes, has a food supply.
30
4 phylums of gymnosperms?
Cyadophyta Ginkophyta Gnrtophyta Coniferophyta
31
Phylum cyandophyta
Fern-like gymnosperm Flagellated sperm
32
Phylum ginkophyta
One species Flagellated sperm
33
Phylum Gnetophyta
Diverse in appearance Deserts or tropics
34
Phylum Coniferophyta
Evergreen trees! Largest gymnosperm phylum Pines or scaly leaves
35
Why did gymnosperms spread further into land and in arid places?
Good in arid climates. Small surface area and thick cuticles on needles.
36
All angiosperms are I'm the phylum...
Anthophyta
37
Key adoptions of flowing plants?
Flowers and fruit. Pollination and dispersal.
38
Two groups of angiosperms?
Monocot, eudicot
39
Eudicot meaning?
"True dicot"
40
Monocot and eudicot names are based on the number of...
Cotyledons